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波密远志

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波密远志（学名：Polygala bomiensis S. K. Chen & J. Parnell）是远志科、远志属植物。茎多，直立或稍外倾，短柔毛。

基本信息

• 中文名：波密远志
• 界：植物界
• 门：被子植物门
• 纲： 双子叶植物纲
• 亚纲： 原始花被亚纲
• 目：芸香目
• 科：远志亚目
• 种：波密远志

正文

名称状态：被SP2000收录，状态为：Polygala bomiensis为接受名中文名：波密远志形态描述：44. Polygala bomiensis S. K. Chen & J. Parnell, Fl. China. 11 157. 2008. 波密远志 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国内分布：西藏全球观测记录分布（数据来自GBIF）

形态特征

多年生草本，高10-30厘米。茎多，直立或稍外倾，短柔毛。叶柄长约1毫米，短柔毛；叶片纸质，长圆形到长圆形披针形，1-3厘米，两面近无毛或背面稍具微柔毛微柔毛，基部渐狭，下延，边缘细锯齿，先端锐尖或渐尖。下部叶卵形，小；上部叶片披针形到椭圆状披针形，1.5-3厘米×0.5-1厘米，背面带绿色，发亮，正面深绿色，背面脉上短柔毛多，背面中脉突起，正面凹陷，两面侧脉和网脉突起，基部宽楔形，边缘下弯，先端钝，短尖。总状花序与叶对生或腋外生，长约2厘米，果期达5-7厘米，短柔毛；苞片3，早落，卵状披针形，短柔毛。萼片5，宿存，具缘毛。外部萼片3，椭圆形，近等长，长约3毫米，3脉；内部萼片2，瓣状，倒卵状长圆形，5-7厘米×2.5-3毫米，带有多分枝的3脉，基部具爪，先端钝，短尖。花瓣3，离生，蓝紫色；侧花瓣长圆形，长约3.5毫米，里面基部具短柔毛，边缘深波状，先端圆形；龙骨瓣兜小，长约5毫米，具爪，先端有小的附属物。雄蕊8；花丝3-4毫米，下部3/4合生成下放的筒并与花瓣贴生，上部1/4离生或合生；花药卵球形。倒卵球形的子房，直径约1.5毫米；花柱弯曲，2-3毫米，柱头2。近圆形的蒴果，直径约5毫米，具宽翅，先端微凹，具短尖。种子黑色，卵球形，具白色的短硬毛；种阜3裂，是种子长的2/3；花期5月6月，果期5月7月。

产地生境

分布于中国西藏东南部。生长在海拔1700-2400米的森林、林缘、草地、山坡的田野边缘。