2022-05-15 10:18:46

天目金粟兰 免费编辑 添加义项名

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植物
植物
编辑分类

天目金粟兰,是胡椒目、金粟兰科金粟兰属多年生无毛草本,生长于山坡林下湿润处。

基本信息

折叠 编辑本段 形态特征

:多年生草本植物,无毛,高20~26Cm,根状茎具多数淡黄色根须,茎直立,单生或多数从生,有4~7个明显的节,节间长0.6~3.5厘米,下部节上对生2鳞状叶,后期脱落。

:叶对生,6片,生于茎上部,叶片纸质,长圆形或宽椭圆形,长5~8厘米,宽3~5.5厘米,先端突出,基部阔锲形至钝圆,边缘有锯齿,齿端具1腺体,侧脉5~7对;叶柄长1~2厘米;鳞状叶膜质,宽卵形;托叶针形。

:穗状花序从茎顶抽出,单一或二叉分支,连总华梗长2.8~4厘米,苞片宽卵形;花小,白色,雄蕊3,3/4

以下合生,着生于子房上部外侧,中央雄蕊有1个2室的花药,两侧雄蕊花药1室,偶有2室,药隔长圆形,中央花药长约2毫米,与侧药隔等长或略长,药室在药隔中部。雌蕊具长4~7毫米的雌蕊柄,子房卵形,无花柱。

果实:果未见。

花期:5~6月

折叠 编辑本段 生长环境

海拔1100米,生于山坡林下湿润处。

折叠 编辑本段 分布范围

产自于天目山。

折叠 编辑本段 参考英文资料

Herbs perennial, 20-26 cm high, glabrous. Rhizomes with many pale yellow, fibrous roots. Stems erect, 1 or several in a fascicle, with 6 or 7 conspicuousnodes; 6 internodes 0.6-3.5 cm, basal nodes with 1 pair of scalelike leaves. Scalelike leaves opposite, ovate, membranous, late deciduous. Leaves opposite, 6 on apical part of stems; stipules subulate; petiole 1-2 cm;

leaf blade oblong or broadly elliptic, 5-8 × 3-5.5 cm, papery, glandular mucronate, base broadly cuneate to obtuse, margin serrate, apex acute; lateral veins 5-7 pairs. Spikes at stem apex, dichotomously branched or unbranched, 2.8-4 cm with peduncles; bracts ovate. Flowers white. Stamens 3, basal 3/4 connate, on outside of apical part of ovary; connectives oblong; central

connective ca. 2 mm, nearly as long as lateral connectives or slightly longer, with a 2-loculed anther; lateral connectives with a 1(or 2)-loculed anther each;thecae at middle of connectives. Pistil with gynophore 4-7 mm; ovary ovoid; style absent; stigma capitate.

Fruit unknown.

Fl. May-Jun. Wet places in forests;

ca. 1100 m.Zhejiang

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