波密遠志檢視原始碼討論檢視歷史

波密遠志

原圖鏈接來自 百度 的圖片

波密遠志（學名：Polygala bomiensis S. K. Chen & J. Parnell）是遠志科、遠志屬植物。莖多，直立或稍外傾，短柔毛。

基本信息

• 中文名：波密遠志
• 界：植物界
• 門：被子植物門
• 綱： 雙子葉植物綱
• 亞綱： 原始花被亞綱
• 目：芸香目
• 科：遠志亞目
• 種：波密遠志

正文

名稱狀態：被SP2000收錄，狀態為：Polygala bomiensis為接受名中文名：波密遠志形態描述：44. Polygala bomiensis S. K. Chen & J. Parnell, Fl. China. 11 157. 2008. 波密遠志 bo mi yuan zhi Type China. Xizang Bomi Xian, Yügong, hillside, forest understory, alt. 2400 m, 11 Jun 1973, Exped. Xizang of NW Plateau Institute of Biology, Academia Sinica 0450 (holotype, HNWP); Zayü Xian, Xia Zayü District, ridge of a rice field, alt. 1700 m, 29 Jul 1973, Exped. Xizang of NW Plateau Institute of Biology, Academia Sinica 1194 (paratype, HNWP); same locality, hillside, alt. 1800 m, 18 Jul 1973, Exped. Xizang of NW Plateau Institute of Biology, Academia Sinica 1044 (paratype, HNWP).Polygala japonica Houttuyn affinis, sed foliis lanceolatis vel elliptico-lanceolatis, sepalis 5, ciliis, exterioribus ellipticis, interioribus obovato-oblongis, petalis 3, discretis, filamentis supra 3/4 discretis vel connatis, carunculis trifidis differt.Herbs perennial, 10-30 cm tall. Stems many, erect or slightly decumbent, pubescent. Petiole ca. 1 mm, pubescent; leaf blade papery; lower leaves ovate, small; upper leaves lanceolate to elliptic-lanceolate, 1.5-3 × 0.5-1 cm, abaxially greenish, shiny, adaxially deep green, abaxially very pubescent on veins, midvein raised abaxially, impressed adaxially, lateral veins and reticulate veins raised on both surfaces, base broadly cuneate, margin recurved, apex obtuse, mucronate. Racemes opposite to leaves or extra-axillary, ca. 2 cm, to 5-7 cm at fruiting, pubescent; bracts 3, caducous, ovate-lanceolate, pubescent. Sepals 5, persistent, ciliate; outer sepals 3, elliptic, nearly equal, ca. 3 mm, 3-veined; inner sepals 2, petaloid, obovate-oblong, 5-7 × 2.5-3 mm, with 3 multibranched veins, base unguiculate, apex obtuse, mucronate. Petals 3, free, blue-purple; lateral petals oblong, ca. 3.5 mm, inside pubescent at base, margin deeply undulate, apex rounded; keel cucullate, ca. 5 mm, unguiculate, apex with small appendages. Stamens 8; filaments 3-4 mm, lower 3/4 united into an opening tube and adnate with petals, upper 1/4 free or connate; anthers ovoid. Ovary obovoid, ca. 1.5 mm in diam.; style curved, 2-3 mm; stigmas 2. Capsule suborbicular, ca. 5 mm in diam., broadly winged, apex retuse, mucronate. Seeds black, ovoid, white hispidulous; strophiole 3-lobed, ca. 2/3 as long as seeds. Fl. May-Jun, fr. May-Jul.● Forests, forest margins, grasslands, field margins on slopes of hills; 1700-2400 m. SE Xizang (Bomi, Zayü).The name Polygala khasiana Hasskarl was misapplied to this species by S. K. Chen (in C. Y. Wu, Fl. Xizang. 3 55. 1986).Although Polygala bomiensis is very similar to P. japonica, the key difference is that the filaments are united in the lower 3/4 in P. bomiensis but fully united into an opening tube in P. japonica with the anthers sessile. From Flora of China FOC Vol. 11 Page 142, 157, 158國內分布：西藏全球觀測記錄分布（數據來自GBIF）

形態特徵

多年生草本，高10-30厘米。莖多，直立或稍外傾，短柔毛。葉柄長約1毫米，短柔毛；葉片紙質，長圓形到長圓形披針形，1-3厘米，兩面近無毛或背面稍具微柔毛微柔毛，基部漸狹，下延，邊緣細鋸齒，先端銳尖或漸尖。下部葉卵形，小；上部葉片披針形到橢圓狀披針形，1.5-3厘米×0.5-1厘米，背面帶綠色，發亮，正面深綠色，背面脈上短柔毛多，背面中脈突起，正面凹陷，兩面側脈和網脈突起，基部寬楔形，邊緣下彎，先端鈍，短尖。總狀花序與葉對生或腋外生，長約2厘米，果期達5-7厘米，短柔毛；苞片3，早落，卵狀披針形，短柔毛。萼片5，宿存，具緣毛。外部萼片3，橢圓形，近等長，長約3毫米，3脈；內部萼片2，瓣狀，倒卵狀長圓形，5-7厘米×2.5-3毫米，帶有多分枝的3脈，基部具爪，先端鈍，短尖。花瓣3，離生，藍紫色；側花瓣長圓形，長約3.5毫米，裡面基部具短柔毛，邊緣深波狀，先端圓形；龍骨瓣兜小，長約5毫米，具爪，先端有小的附屬物。雄蕊8；花絲3-4毫米，下部3/4合生成下放的筒並與花瓣貼生，上部1/4離生或合生；花葯卵球形。倒卵球形的子房，直徑約1.5毫米；花柱彎曲，2-3毫米，柱頭2。近圓形的蒴果，直徑約5毫米，具寬翅，先端微凹，具短尖。種子黑色，卵球形，具白色的短硬毛；種阜3裂，是種子長的2/3；花期5月6月，果期5月7月。

產地生境

分布於中國西藏東南部。生長在海拔1700-2400米的森林、林緣、草地、山坡的田野邊緣。