丽江珍珠菜查看源代码讨论查看历史
丽江珍珠菜 |
中文学名:丽江珍珠菜 拉丁学名:Lysimachia violascens Franch. var. robusta (C. Y. Wu) C. M. Hu 界:植物界 门:被子植物门 纲:双子叶植物纲 亚 纲:合瓣花亚纲 目:报春花目 科:报春花科 族:珍珠菜族 属:珍珠菜属 亚 属:珍珠菜亚属 组:长蕊组 种:大花珍珠菜 |
丽江珍珠菜(学名:Lysimachia violascens var. robusta)是报春花科珍珠菜属大花珍珠菜的变种。
分布在中国大陆的云南等地,生长于海拔2,900米至3,200米的地区,常生于林缘、山坡草地及灌丛中,目前尚未由人工引种栽培。 [1]
Herbs perennial, glabrous, 35--75 cm tall. Stems erect, simple or weakly branched, ± glandular on upper part. Leaves alternate; petiole 3--10 mm, narrowly winged; leaf blade lanceolate, 3--7 X 0.6--1.6 cm, dark glandular punctate especially near margin, base attenuate, obscurely undulate, apex acuminate. Racemes terminal, 3--10 cm, elongating to 20 cm in fruit; bracts linear-lanceolate, 5--8 mm. Pedicel 4--5 mm. Calyx 3.5--6 mm; lobes lanceolate, abaxially glandular striate. Corolla white to pink, 6--7(--8) mm, parted slightly below middle; lobes obovate, apex rounded; sinus between lobes rounded. Stamens ca. as long as corolla lobes or exserted; filaments adnate to base of corolla lobes; anthers elliptic, dorsifixed, ca. 1 mm. Ovary glabrous; style ca. 5 mm. Capsule subglobose, 3--4 mm in diam.
- Grassy mountain slopes, woodland margins, thickets, river valleys; 500--3200. W Sichuan, N Yunnan
1 Calyx 5--6 mm, slightly shorter than corolla; stamens ca. as long as corolla 123a var. lichiangensis + Calyx 3.5--4 mm, ca. 1/2 as long as corolla; stamens exserted 123b var. xerophylla
丽江珍珠菜形态特征
花萼长5-6毫米;花冠淡红色,长6-7 (8) 毫米;雄蕊约与花冠等长。
本变种与原变种大花珍珠菜的区别仅在于花较小,花萼仅稍短于花冠,而雄蕊与花冠近等长。
丽江珍珠菜生长环境
生长于海拔2900-3200米的山坡草地、林缘和灌丛中。