Pinus krempfii Lec ) là loài thông đặc hữu của Việt Nam và có phân bố tập trung ở vùng Bidoup – Núi Bà, Cổng trời của Lâm Đồng, một số ít ở Chư Yang Sin- Đắc Lắc, Hòn Bà thuộc Khánh Hòa và vùng Núi Chúa thuộc Join Scott McMahan and the Scott Arboretum of Swarthmore College in a presentation about Scott's trip to Viet Nam to seek out Pinus krempfii in its native en May 8, 2014 · Introduction. pinaster à halepensis, mugo à sylvestris, mugo à nigra, but with very low crossing rates. LEC grows naturally in Langbian plateau. , 2014). Taxonomic notes. This is a morphologically variable species that is also rare and little-studied; recent work has elucidated two subspecies and three varieties, but knowledge remains very incomplete (Hiep et al. 1; 1; Nguyen and Thomas 2004). Of these 17 markers, eight were p … Feb 11, 2021 · The fossil relatives of Pinus krempfii Lecomte, an unusual pine endemic to Vietnam, occurred in the early Oligocene in subtropical mixed mesophytic forests that covered an area corresponding to present-day eastern Asia and eastern and western North America, and may have evolved to adapt to the warmer, more humid climate in present- day Vietnam. Pinus krempfii Lecomte, 1921. Cây có cấu trúc đơn trụ, sự phân cành theo nhịp, các chồi sinh sản mọc bên, có kiểu đối xứng tỏa tròn và đơn vị kiến trúc hoàn chỉnh gồm có 5 bậc trục. 2014). Accessed: 2023 March 13. 69 ± 2. Ducampopinus krempfii (Lecomte) A. Являє собою рідкісний вид сосни ендемічний для центрального нагір'я В'єтнаму в області Da Lat-Nha Trang. Introduction. Syahan nga Pakli; Ganghaan han Komunidad; Mga panhitabo; Mga kabag-ohan; Bisan ano nga pakli; Pages for logged out editors learn more Pinus krempfii Lecomte is a morphologically and ecologically unique pine, endemic to Vietnam. Ferguson)… [9, 10, 11, 12]. [ 1 ] Pinus krempfii Lecomte 1921. Jan 14, 2024 · The Vietnamese endemic flat-needles pine Pinus krempfii H. Fossils can provide evolutionary and Pinus krempfii. Lec. krempfii can best be regarded as a primitive but otherwise fairly typical pine with a number of special adaptations to moist subtropical climate and dense forest not found elsewhere in the genus, other pines being of recent immigration to subtropical areas (9) and confined to drier substrates. , and 1996). en. It is also known as Krempf’s pine or flat-needled pine. The geographic origin of Feb 1, 2008 · Pinus krempfii Lecomte (Pinaceae) is an endemic tree to Vietnam with restricted habitats at higher altitudes in the highlands. Feb 11, 2021 · Today, Pinus krempfii is a relictual species restricted to a small area in the Central Highland of Vietnam without any close relatives (Zhang et al. Common Names: Thông lá det, Ngo rí (Vietnamese) (FIPI 1996). 133–140 Ma) Chaswood Formation of Nova Scotia, Canada (Falcon-Lang et al. It is regarded as vulnerable species with distribution limited to just two provinces: Khanh Hoa and Jan 1, 2001 · Wood anatomy of Pinus krempfii Lecomte, a pine endemic to Vietnam, is described using twig and mature wood collections made in 1995. Pinus, with over 100 species, is the largest genus of conifers and the most widespread genus of trees in the Northern Hemisphere. , 2021). krempfii was discovered in Mae Lamao Basin, Tak Province, Northern Thailand, and a seed wing was recovered from Li Basin, Lamphun Province, Northern Thailand. SUMMARY Wood anatomy of Pinus krempfii Lecomte, a pine endemic to Vietnam, is described using twig and mature wood collections made in 1. First published in Bull. RLTS. 10 mature Wood anatomy of Pinus krempfii Lecomte, a pine endemic to Vietnam, is described using twig and mature wood collections made in 1995, suggesting a relationship with Pinus subgenus Strobus section Parrya subsection Balfourianae, which includes P. 27: 191 (1921) This species is accepted The native range of this species is S. krempfii to constitute a subgenus or even a genus of its own, “ Ducampopinus ”. The first who establish themselves by chance in a particular spot tend, Cuticle micromorphology of the unusual Vietnamese pine, Pinus krempfii Lecomte, and three additional endemic southeast Asian species of Pinus L. The oldest pine known is Pinus mundayi, a 2-needle pine described from fossil charcoal of the lower Cretaceous (ca. Tổng quan về hai loài nghiên cứu 1. Thông Dà; lat, Thông Nam lá (Vietnamese) (). poilanei Lecomte Homonyms Pinus krempfii Lecomte Common names Krempf's pine in English Krempf's pine in language. krempfii, typically placed in its own subgenus Ducampopinus (Chevalier) Ferré ex Little & Critchfield; (2) the endemic Vietnamese species Pinus dalatensis Ferré and (3) the Pušis (Pinus) – pušainių (Pinopsida) klasės pušinių (Pinaceae) šeimos medžių gentis. [2] Loài này được Lecomte miêu tả khoa học đầu tiên năm 1921. Lecomte is endemic to the central highlands of Vietnam. Oct 13, 2024 · Pinus krempfii is a localized endemic with a restricted habitat at moderate elevations in southern Vietnam. Scientists think that the flattened leaves may allow Pinus krempfii to absorb more light than most needle-leaved pines, which in turn facilitates its success in the Pinus krempfii foliage and cones collected by the author, showing the tree’s distinctive leaves. Jul 13, 2015 · Pinus krempfii Lecomte (Pinaceae) is an endemic tree to Vietnam with restricted habitats at higher altitudes in the highlands. Unless otherwise noted, text and images are licenced: CC BY 4. It is regarded as vulnerable species with distribution limited to just two provinces: Khanh Hoa and Oct 31, 2023 · The endemic species Pinus krempfii Lecomte in Bidoup National Park – Lam Dong Province, Vietnam is monopodial woody within morphogenesis and architecture based on Rauh’s model. . is vulnerable. krempfii is characterized by having two flat leaf-like needles rather than typical pine-like needles (Lecomte 1921, 1924). ) is a unique pine, endemic to Vietnam. A total of 92 tree species were identified, and the greatest species richness at the family level was found in Lauraceae and Fagaceae. Thông lá dẹt in Vietnamese Thông lá dẹt in Vietnamese Krempf's Pine in English Thong La Det in Vietnamese Introduction. Li 1992. Language Label Description Also known as; English: Pinus krempfii. Cuticle micromorphology of the unusual Vietnamese pine, Pinus krempfii Lecomte, and three additional endemic southeast Asian species of Pinus L. Several crosses are known, e. Krempf, người đầu tiên thu mẫu vật thông hai lá dẹt ở thượng nguồn Sông Mao trên độ cao 1. K. DOI: 10. Lec. krempfii – Krempf's pine Introduction. krempfii, typically placed in its own subgenus Ducampopinus (Chevalier) Ferré e … Pinus krempfii Lecomte. UK. Paplitus Eurazijoje, Šiaurės Afrikoje, Šiaurės Amerikoje, didžiausia rūšių įvairovė šiauriniame pusrutulyje, vidutinių platumų klimato regione. Pinus krempfii is a localized endemic with a restricted habitat at higher altitudes in the border areas of Dac Lac, Lam Dong, Khanh Hoa and Ninh Thuan Provinces. They have cones. bungeana and P. Đặc điểm nhận dạng: Cây gỗ to, có tán hình ô, cao 30 - 35 m, đường kính thân đến 0,7 m, cá biệt có khi đến gần 2m. Pinus krempfii Lecomte, 1921: Některá data mohou pocházet z datové položky. is only known from two locations, the. Five representative tree rings from different width classes Jan 1, 2001 · Wood anatomy of Pinus krempfii Lecomte, a pine endemic to Vietnam, is described using twig and mature wood collections made in 1995. These fossils . Là cây gỗ lớn, chiều cao lên đến 30-35m và thường chiếm tầng trên tán rừng. Mar 3, 2008 · Pinus krempfii Lecomte, a species with a restricted distribution in the montane tropical rainforests of southern Vietnam, is unique among extant pines in having flattened leaves instead of needles. Its seedlings are common under the rainforest canopy, and its Pinus krempfii (lat. krempfii Mar 29, 2011 · Ban đầu, loài thông quý hiếm này được gọi là Pinus krempfii H. Trung tâm Nghiên cứu Thực nghiệm Lâm sinh Lâm Đồng. It is listed on the IUCN Red List of endangered species as EN (endangered) and V (Vulnerable) in the Vietnam Red Book. krempfii, typically placed in its own subgenus Ducampopinus (Chevalier) Ferré ex Little & Critchfield; (2) the endemic Vietnamese species Pinus dalatensis Ferré and (3) the Pinus krempfii (Krempf's Pine) is a species of tree in the family pines. krempfii. , which form very dense forests Pinus krempfii Lecomte is a remarkable pine which on anatomical grounds has been considered to belong to the subgenus Haploxylon of the pines in spite of the fact that it has leaves in pairs. Tectochrysin (1) was found to inhibit AChE with an IC 50 value of 33. The natural distribution of pines ranges from arctic and subarctic regions of Eurasia and North America south to subtropical and tropical (usually montane) regions of Central America and Asia. 2023. krempfii to constitute a subgenus or even a genus of its own, “Ducampopinus”. (thuộc họ Abietaceae), mang tên nhà thực vật học người Đức M. Apr 22, 2015 · Request PDF | Đa dạng nguồn gen di truyền và cấu trúc quần thể Thông lá dẹt (Pinus krempfii Lecomte) ở Tây Nguyên - loài đặc hữu của Việt Nam bằng chỉ thị May 8, 2014 · Abstract Pinus krempfii Lecomte is a morphologically and ecologically unique pine, endemic to Vietnam. Because of this anomaly, it is put in its own subsection, the Krempfianae. [2] Ver também. Pinus krempfii, or Krempf's pine, is a rare species of pine, endemic to the central highlands of Vietnam in the Da Lat–Nha Trang area. the regression line shown). e. They are listed as vulnerable by IUCN. It has a Evolutionary Distinctiveness of 9. TÓM TẮT. Characteristics of Pinus krempfii wood include axial and radial resin canals with 6-8 thin-walled epithelial cells; Pines are generally absent from tropical rainforests. The IUCN Red List of Threatened Species 2013. Họ: Thông Pinaceae. W. In this study, an attempt was made to infer the taxonomic status ofP. In this study, genetic variation of four populations of P. krempfii through restriction fragment length polymorphism analysis of 12 PCR amplified Pinus krempfii is rated as Vulnerable (VU) according to IUCN Red List criteria and has received a EDGE score of -0. Loài Thông lá dẹt ( Pinus krempfii Lecomte) 1. krempfii leaves were examined to determine whether this species departs from the widespread pattern of high-light-demanding photosynthetic Pinus leptokrempfii was a species of large-sized conifer in the family Pinaceae. krempfii has a very restricted distribution occurring in the Bidoup-Nui Ba National Park and at Đa Nhim in Lam Dong Province with a few other isolated occurrences at Chu Yang Sin-Dac Lac, Hon Phân loại học. Currently, the IUCN conservation status. tên đồng nghĩa Ducampopinus krempfii (Lec. Needles of P. Not only does P. Chev, 1944. Pinus dalatensis. Vietnam. See full list on conifers. The extinct species had shorter, narrower needles than Pinus krempfii, which is where the name "leptokrempfii" derived for "lepto" means "short and narrow". krempfii leaves were similar to those of eight flattened Podocarpaceae leaves (grey squares; data from Brodribb et al Wood anatomy of Pinus krempfii Lecomte, a pine endemic to Vietnam, is described using twig and mature wood collections made in 1995. ) A. Unlike any other pine, P. Pinus krempfii Lecomte (Syn: Ducampopinus krempfii (Lecomte) A. Nov 22, 2019 · This datasheet on Pinus krempfii covers Identity, Distribution. Although a few phylogenetic studies have included this species, almost nothing is known about it … May 1, 2015 · Pinus krempfii is morphologically very unique as compared to otherPinus species by having flat leaf-like needles. While it. They don't hybridise readily with other species. 80 μM. It is canopy emergent tree (up to 40 m tall) usually occurring at steep slopes at elevations of 1200–2000 m (Fig. Two essential oil samples have been isolated from leaves and Jun 16, 2023 · From the root bark of Pinus krempfii Lecomte, four flavonoids were isolated and evaluated for their inhibitory activities against AChE and BChE enzymes in vitro and in silico. Pinus krempfii Lecomte is a morphologically and ecologically unique pine, endemic to Vietnam. Leccomte) - Cấu trúc N-D loài Thông hai lá dẹt có các đặc điểm: - Có nhiều đỉnh, dạng răng cưa nhưng nhìn chung tuân theo quy luật phân bố giảm của kiểu Apr 1, 2023 · Ho and Thomas, 2022 examined the lesser-known wood anatomical parameters of P. It is remarkable in having broad, flat leaves, two per fascicle; the cones however are similar to those of many other pines, not unusual in any way. One shoot of Pinus cf. [ 3 ] Pinus krempfii é uma espécie de pinheiro originária do Velho Mundo, mais precisamente da região da Ásia. Although a few phylogenetic studies have The broad, domed crown of Pinus krempfii, perhaps the second-most distinct member of the genus, is in its own monotypic subsection Krempfianae, in section Quinquefolius of subgenus Strobus. It is unusual in that it has flat needles. Nov 15, 2020 · Pinus krempfii . Nat. The geographic origin of Pinus krempfii Lecomte, an unusual pine endemic to Vietnam, is unknown, as are the fossil relatives of this species. Pinus krempfii Taxonomy ID: 3342 (for references in articles please use NCBI:txid3342) current name. Pinus krempfii is morphologically very unique as compared to other Pinus species by having flat leaf-like needles. It is endemic to a small area of the southern highlands of Việt Nam and has undergone an historic decline as a consequence of war, fire and the conversion of forests to pine plantations. kesiya and two other tropical pines – Pinus dalatensis and Pinus krempfii, from Bidoup-Nui Ba National Park in Southcentral Vietnam using tree core samples collected from five trees of each species. monopodial structure, it is featured with rhythmic branching, lateral flowering, radial symmetry, and the architectural unit within 5 axes. Lista de espécies de pinheiro por Jun 16, 2023 · From the root bark of Pinus krempfii Lecomte, four flavonoids were isolated and evaluated for their inhibitory activities against AChE and BChE enzymes in vitro and in silico . 2m and average diameter at breast height is 23. It occurs in dense, mixed montane evergreen forests mainly on ridgetops at 1800 m elevation in humic soils up to 40 cm deep, these often wet and assuring Pinus krempfii Lecomte, a species with a restricted distribution in the montane tropical rainforests of southern Vietnam, is unique among extant pines in having flattened leaves instead of needles. thuộc họ Thông (Pinaceae). Pinus krempfii Lecomte is a unique flat pine species endemic to Vietnam. Vegna þessa er hún sett í eigin undirættkvísl, Krempfianae . krempfii leaves were examined to deter … Pinus krempfii Lecomte is a morphologically and ecologically unique pine, endemic to Vietnam. Fossils can provide evolutionary and Pinus krempfii Lecomte, 1921. Its affinity and classification are also problematic. It was an early relative of Pinus krempfii, being present in the Oligocene Period. Photograph by Rob Nicholson TREE TIME Pinus krempfii Does Battle By Rob Nicholson All the plants of a given country are at war one with another. 1. krempfii, typically placed in its own subgenus Ducampopinus (Chevalier) Ferré ex Little & Critchfield; (2) the endemic Vietnamese species Pinus dalatensis Ferré and (3) the Pinus squamata, the Qiaojia pine (zh: 巧家五针松) or southern lacebark pine, [2] is a critically endangered [1] pine native to a single locality consisting of about 20 trees in Qiaojia County, northeast Yunnan, China, at about 2,200 m (7,200 ft) elevation. While our team was hiking through the. 2016); the charcoal occurrence of this fossil is interesting, as it Trong đó có nhiều loài được coi là đặc hữu và đang bị đe doạ tuyệt chủng ở Việt Nam như Thông lá dẹt (Pinus krempfii Lecomte), Thông đà lạt (Pinus dalatensis Ferre), Dẻ tùng nam (Amentotaxus poilanei D. The docking study results also showed agreement with the in vitro test results. Hist. Pinus krempfii is a large tree, up to 30m in height, with a trunk diameter up to 80cm (Nguy6n and Vidal 1996). 2004; Businsky 1999, 2004; Averyanov et al. Published on the Internet; http://www Pinus krempfii [2] är en tallväxtart som beskrevs av Paul Lecomte. Pinus is one of the oldest extant conifer genera. 13, ranked 257. They are native to northern hemisphere. Reference page. 0 Cite taxon page as 'WFO (2025): Pinus krempfii Lecomte. Dec 25, 2001 · The pine genus is the largest in the Pinophyta, with 119 species treated here. [ 3 ] [ 4 ] IUCN kategoriserar arten globalt som sårbar . Although a few Jan 7, 2008 · An important exception, Pinus krempfii, is a unique tree that bears flattened needles and competes with evergreen angiosperm trees in southern Vietnam. krempfii Pinus Krempfii. krempfii look like a rainforest podocarp, it acts like one. Characteristics of Pinus krempfii wood include axial and radial Mar 1, 2000 · The former section includes such species as Pinus krempfii Lecomte, 1921 (Ickert-Bond 2000, Pinus nelsonii Shaw, 1904 Pinus cembra Linné, 1753, and Pinus koraiensis Siebold andZuccarini, 1842 Jun 16, 2023 · From the root bark of Pinus krempfii Lecomte, four flavonoids were isolated and evaluated for their inhibitory activities against AChE and BChE enzymes in vitro and in silico. Đây là loài thông cổ với đặc trưng là có hai lá dẹt hình lưỡi kiếm, trên thế giới chỉ có độc nhất ở Việt Nam và có phân bố hẹp ở tỉnh Lâm Đồng. Jan 7, 2008 · Pinus krempfii (closed triangle) exhibited a mean K leaf lower than three needle-leaved Pinus species; however, this value exceeded predictions based upon leaf anatomy (i. Pinus krempfii ingår i släktet tallar , och familjen tallväxter . Q. May 28, 2021 · We examined the floristic composition and stand structure of tropical mountain forests containing two pine species, Pinus krempfii Lecomte and Pinus dalatensis Ferré, on the Da Lat Plateau in southern Vietnam. Published online. poilanei Lecomte, 1924. (Pinaceae) is characterized for the first time. Jun 1, 2021 · The geographic origin of Pinus krempfii Lecomte, an unusual pine endemic to Vietnam, is unknown, as are the fossil relatives of this species. Premise of research. 巧家五针松, qiaojia wuzhen song (Richardson and Rundel 1998). Although its estimated extent of occurrence is within the threshold for Endangered and its area of occupancy is also likely to be less than 500 km2, there are more than five locations known and the subpopulations are not currently Thông lá dẹp (danh pháp hai phần: Pinus krempfii) còn gọi là thông hai lá dẹt hay thông Sri, thông Sré là một loài thực vật thuộc họ Thông. reported with more than 200 individuals. krempfii was assessed using 17 microsatellite markers (single sequence repeats). Syn: Ducampopinus krempfii (Lecomte) A. krempfii leaves were similar to those of eight flattened Podocarpaceae leaves (grey squares; data from Brodribb et al Pinus krempfii е вид растение от семейство Борови (Pinaceae). Taxonomic Notes. krempfii is Podocarpus sp. Pinus, the pines, is a genus of approximately 111 extant tree and shrub species. g. T32804A2823769. Đường kính thân lên Jul 13, 2015 · Pinus krempfii Lecomte (Pinaceae) is an endemic tree to Vietnam with restricted habitats at higher altitudes in the highlands. The absence of pines from tropical forests is a puzzling biogeographical oddity potentially explained by traits of shade intolerance. Here, the photosynthetic and hydraulic physiology of P. area, we made note of no more than . Rather than having a spire-like habit, this forest giant had a broad crown, more like an oak than any pine I could remember seeing. An important exception, Pinus krempfii, is a unique tree that bears flattened needles and competes with evergreen angiosperm trees in southern Vietnam. Pinus krempfii var. Ferré 1960. Đặc điểm thực vật loài Thông lá dẹt Thông lá dẹt hay còn được gọi là Thông hai lá dẹt hay Thông lá dẹp, Thông Sré ( Pinus krempfii , tên đồng Key words: Pinus krempfii, Pinus section Parrya, wood anatomy, ray tracheids, conifers. The genus is currently split into two subgenera: P. It is regarded as vulnerable species with distribution limited to just two provinces: Khanh Ho Cuticle micromorphology of the unusual Vietnamese pine, Pinus krempfii Lecomte, and three additional endemic southeast Asian species of Pinus L. Its taxonomic position has been problematic ever since its discovery. Pinus krempfii (Lecomte), a flat-leaved pine endemic to the Central Highlands of Vietnam, provides a notable exception as it seems to compete successfully with shade-tolerant tropical species. On purely morphological grounds, this is probably the most unusual species in the genus due to its flattened, ribbed, blade-like needles. Tên khoa học là Pinus krempfii H. Common names. Nov 30, 2023 · Rising above it all, a towering example of the pine we had come so far to see and collect, Pinus krempfii. , Illicium sp. 2013-1. Thông 2 lá dẹt còn có tên khác là Thông Sri, Thông 2 lá giẹp. It may be locally dominant, often occurring on the tops and upper slopes of flattened ridges in moist soils with well-developed humus layers. gerardiana in subsection Gerardianae, having similar bark, but differing in slender leaves in fascicles of 4-5 and cones with small seeds and long seedwings (Li 1992). 1. Сосна Кремпфа (Pinus krempfii) — вид дерев роду сосна родини соснових. Published on the Internet; http Mar 1, 2000 · Pinus krempfii Lecomte is endemic to the central highlands of Vietnam. krempfii is characterized by having two flat leaf-like needles rather than typical pine-like needles Tóm tắt Luận án Nghiên cứu các đặc điểm sinh thái học của loài Thông hai lá dẹt (Pinus krempfii H. It is regarded as vulnerable species with distribution limited to just two provinces: Khanh Hoa and Lam Dong. species of plant Pinus krempfii Name Synonyms Ducampopinus krempfii (Lecomte) A. Phylogenetic analysis was Jun 19, 2012 · Nguyễn Thành Mến. krempfii not only has an important role within the forest ecosystem but it is also of great commercial value, with wood, plastic, oil, and pharmaceutical applications. provinces of Khanh Hoa and Lam Dong, there are populations of these trees. 2305/IUCN. It is canopy emergent tree (up to 40 m tall) usually occurring at steep slopes at elevations of 1200–2000 m (Fig. 0 Cite taxon page as 'WFO (2025): Pinus krempfii var. Joins P. Видът е световно застрашен, със статут Уязвим. (Fig. In this study, an attempt was made to infer the taxonomic status of P. May 8, 2014 · Introduction. Pinus leptokrempfii, an Oligocene Relative of the Flat-Needled Pine PINUS krempfii (Pinaceae) from China: Implications for Paleogeographic Origin. Priklauso apie 110 augalų rūšių. Jian-Wei Zhang, Pinus krempfii là loài thân gỗ, đơn trụ, có sự phát triển hình thái và kiến trúc điển hình của mô hình Rauh. Morphological and systematic studies have shown that this species differs from all other pines in its falcate, lanceolate, and flat needles. [2] Hún er óvenjuleg að því leyti að hún hefur flatar nálar. Pinus krempfii occurs at altitudes between 1,200–2,000 m in closed canopy forests dominated by evergreen members of the Fagaceae and Lauraceae. 1; Nguyen and Thomas 2004). Mus. Genbank common name: Krempf's pine Aug 17, 2021 · Pinus krempfii, a flat-leaved pine endemic to the Central Highlands of Vietnam, provides a notable exception as it seems to compete successfully with shade-tolerant tropical species. Taxa studied include (1) P. Pinus krempfii . Dec 2, 2016 · The Central Highlands of Vietnam are home to the world’s only known flat-leaved pine. Its seedlings are common under the rainforest canopy, and its Unang Panid; Tubaan; Mga bag-ong giusab; Bisan unsang panid; Tabang Pinus krempfii Lecomte is a morphologically and ecologically unique pine, endemic to Vietnam. 78, which places it in position 397 on the EDGE Gymnosperm list. org One of the most unusual pine species with broad flattened needles. et al. Bộ: Thông Pinales. Borovice Krempfova (Pinus krempfii) je velká, ve Vietnamu endemicky se vyskytující Pinus krempfii, er sjaldgæf tegund af furu, einlend í miðhálendi Víetnam í Da Lat–Nha Trang svæðinu. Although a few phylogenetic studies have Approximate Bayesian computation (ABC) using nuclear sequence data and mismatch distribution analysis for cpSSR loci suggested recent expansion of the species P. aristata Engelm. Jun 3, 2018 · This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. poilanei Lecomte. krempfii through restriction fragment length polymorphism analysis of 12 PCR amplified chloroplast (cp) DNA regions. P. krempfii Vietnam and was described by Lecomte (1921) as P. Pinus krempfii in Kew Science Plants of the World Online. Chev. IUCN Red List Category: Vulnerable. 350m. pinus leptokrempfii, an oligocene relative of the flat-needled pine pinus krempfii (pinaceae) from china: implications for paleogeographic origin Jan 7, 2008 · Pinus krempfii (closed triangle) exhibited a mean K leaf lower than three needle-leaved Pinus species; however, this value exceeded predictions based upon leaf anatomy (i. Govaerts, R. INTRODUCTION Pinus krempfii Lecomte is an unusual pine endemic to the Central Highlands of Viet-nam. Tuy vậy, theo Jan 14, 2024 · Pinus krempfii Lecomte is a rare and endangered species, endemic to Vietnam. for . Pinus krempfii is a large trees and grows together with species of tree, up to 30 m in height, with a trunk Fagaceae, Magnoliaceae, Lauraceae, Crypto diameter up to 80 cm (Nguyên and Vidal carya sp. Not only is it the only known pine with flat leaves, it is the only pine we know of that successfully survives in dense tropical forests. Thông hai lá dẹt có tên khoa học là Pinus krempfii, thuộc họ thông (Pinaceae). May 1, 2014 · Pinus krempfii Lecomte is a morphologically and ecologically unique pine, endemic to Vietnam. , Rhodoleia sp. The chemical constituents of P. Tectochrysin (1) was Pinus krempfii Fig. krempfii were reported in 2014 (Nhung et al. Natl. 6cm. Đây là loài thông cổ với đặc trưng là có hai lá dẹt hình lưỡi kiếm, trên thế giới chỉ có độc nhất ở Việt Nam và có phân bố hẹp ở tỉnh Lâm Đồng. Tectochrysin (<b>1</b>) was found to inhibit AChE with an IC₅₀ value of 33. Pinus krempfii - Krempf’s pine 5 13 wind no Subsection Strobus Pinus albicaulis - Whitebark pine 9 0 animal no Pinus amamiana - Yakushima white pine 11 1 animal no Pinus armandii - Chinese white pine 13 0 animal no Pinus ayacahuite - Mexican white pine 9 28 wind/animal no Pinus bhutanica - Bhutan white pine 7 20 wind no Pinus krempfii Lecomte is a remarkable pine which on anatomical grounds has been considered to belong to the subgenus Haploxylon of the pines in spite of the fact that it has leaves in pairs. Chev. Some botanists prefer to regard P. Sep 25, 2020 · Abstract. Feb 26, 2023 · Pinus squamata. More Pinus pinaster and Pinus mugo. Jul 21, 2023 · 1 ЬỘ ǤIÁ0 DỤເ ѴÀ ĐÀ0 TẠ0 ѴIỆП ҺÀП LÂM K̟Һ0A ҺỌເ ѴÀ ເÔПǤ ПǤҺỆ ѴIỆT ПAM ѴIỆП SIПҺ TҺÁI ѴÀ TÀI ПǤUƔÊП SIПҺ ѴẬT TГẦП TҺỊ LIỄU ên y gu cz “ПǤҺIÊП ເỨU ĐA DẠПǤ ПǤUỒП ǤEП DI TГUƔỀП QUẦП c in o họ chá 3d osĩ hcọt 12 a c ạc hạiọ ăn ătnh nạđi vnănv v n ă ăđ ậ ậvn nănv Feb 2, 2021 · Pinus krempfii (Lecomte), a flat-leaved pine endemic to the Central Highlands of Vietnam, provides a notable exception as it seems to compete successfully with shade- … The absence of pines from tropical forests is a puzzling biogeographical oddity potentially explained by traits of shade intolerance. ith a . Thông 2 lá dẹt (Pinus krempfii H. In the distribution area, Pinus krempfii is founded in broad – leaved and coniferous mixed forest type, with several characters of stand: the average density is 853 trees per hecta, 9average height is 17. Here, we test (1921) as P. The Qiaojia pine was discovered in April 1991 by Pangzhao J. ) là loài thông đặc hữu của Việt Nam, có phân bố tự nhiên tập trung ở Cao nguyên Lâm Viên, trong đó khu vực rừng do Vườn quốc gia Bidoup- Núi Bà quản lý thuộc tỉnh Lâm Đồng có số lượng cá thể được phát hiện nhiều nhất. Two essential oil samples have been isolated from leaves and branches, respectively, and analyzed by a combination of chromatographic and spectroscopic techniques [GC(FID), GC-MS and 13 C NMR]. Characteristics of Pinus krempfii wood include axial and radial resin canals with 6–8 thin-walled epithelial cells; latewood tracheids with tangential wall pitting; lignified ray parenchyma with 2–5 pinoid pits per cross-field; and few to no ray tracheids. The Board of Trustees of the Royal Botanic Gardens, Kew. Pinus krempfii) — şamkimilər fəsiləsinin şam ağac May 8, 2014 · Introduction. In this characteristic, P.