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溪边桑勒草 |
中文学名:溪边桑勒草 拉丁学名:Sonerila rivularis Cogn. 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:桃金娘目 科:野牡丹科 亚 科:野牡丹亚科 族:蜂斗草族 属:蜂斗草属 |
溪边桑勒草,拉丁文名:Sonerila rivularis Cogn. 为野牡丹科、蜂斗草属草本或亚灌木,分布于中国广西、广东(海南岛未发现)、福建。 图片取自中国植物图库 [1]
溪边桑勒草形态特征
溪边桑勒草, 草本或亚灌木,高20-30厘米;茎钝四棱形,幼时被腺毛状微柔毛,有时多少具腺毛或几无毛,以后无毛,具分枝,稀不分枝,有时具匍匐茎。
叶片纸质或近膜质,倒卵形或椭圆形,有时1侧偏斜,近菱状卵形,顶端渐尖至急尖,基部楔形,有时1侧偏斜,长(2. 5-)8(-11. 5)厘米,宽(1-) 2. 5(-4. 5)厘米,边缘具细锯齿,齿尖有刺毛,羽状脉(1-) 2-3对,两面被糠批,以幼时较明显,叶面侧脉间具极疏的短刺毛1行,脉平整,背面仅脉上被极疏的短刺毛,脉明显,隆起;叶柄长(5-)12(-20)毫米,被微柔毛。
蝎尾状聚伞花序,顶生,长1. 5-3厘米,被疏糠秕;总梗长7-20毫米,花梗长1-3毫米,三棱形,与花萼均被疏糠秕及疏腺毛;花萼漏斗形,长5-6毫米,具6脉,裂片3,广三角形,顶端急尖,长不到1毫米;花瓣粉红色,长圆形,长5. 5-10毫米,宽2. 5-6毫米,顶端急尖,具1腺毛状尖头,外面中脉具1行疏腺毛;雄蕊3,等长,偏向1侧,长5. 5-12厘米,花药长3-6毫米,药隔不膨大;子房瓶形或杯形,顶端具膜质冠。
蒴果倒圆锥形,三棱形,与宿存萼贴生;宿存萼被糠秕或几无,长约7毫米,直径约4毫米,萼片通常不落。
花期6-8月,果期8-11月。
Sonerila rivularis Cogn. in DC.Monogr.Phan.7: 1182.1891; Stapf in Ann.Bot.6: 302.1892; Guillaum.in Lecte.Fl.Gen.Indo-Chine 2: 913.1921; H. L.Li in Journ.Arn.Arb.25: 36.1944.
Herbs or shrublets, 20-30 cm tall, sometimes stoloniferous. Stems obtusely 4-sided, glandular puberulous or glabrescent. Petiole (0.5-)1.2(-3) cm, puberulous; leaf blade obovate to elliptic, (2.5-)6(-14) × 2.5-4.5 cm, papery to submembranous, abaxially scattered setose on veins, adaxially remotely setose between veins and sometimes with white, orbicular patches (maculae), secondary veins 1 or 2 on each side of midvein, base cuneate to obtuse and sometimes slightly oblique, margin serrulate with each tooth having a terminal seta, apex acuminate to acute. Inflorescences terminal, scorpioid cymes, 1.5-3.5 cm, furfuraceous, glabrescent; peduncle 0.7-2 cm, 4-angled. Pedicel 1-3 mm, sparsely furfuraceous and with glandular trichomes. Hypanthium funnel-shaped, 5-6 mm, 3-sided, 6-ribbed. Calyx lobes broadly triangular, less than 1 mm, apex acute. Petals purple, oblong, 5.5-10 × 2.5-6 mm, apex acute with 1 glandular trichome at tip. Stamens 3, equal, 5.5-12 mm; anthers 3-7 mm. Ovary flask-shaped to cup-shaped, apex with a membranous 3-lobed crown. Capsule campanulate, 3-sided; hypanthium 6-8 × 4-6 mm, furfuraceous or glabrescent. Fl. Jun-Sep, fr. Aug-Dec.
溪边桑勒草生长环境
生长于海拔500-830米或略低的山地、山谷路边阳处,灌丛中,或水旁石边。
溪边桑勒草分布范围
溪边桑勒草主要价值
药用价值是全株外敷可治枪弹伤。