麗江珍珠菜
| 麗江珍珠菜 |
|
中文學名:麗江珍珠菜 拉丁學名:Lysimachia violascens Franch. var. robusta (C. Y. Wu) C. M. Hu 界:植物界 門:被子植物門 綱:雙子葉植物綱 亞 綱:合瓣花亞綱 目:報春花目 科:報春花科 族:珍珠菜族 屬:珍珠菜屬 亞 屬:珍珠菜亞屬 組:長蕊組 種:大花珍珠菜 |
麗江珍珠菜（學名：Lysimachia violascens var. robusta）是報春花科珍珠菜屬大花珍珠菜的變種。
分布在中國大陸的雲南等地，生長於海拔2,900米至3,200米的地區，常生於林緣、山坡草地及灌叢中，目前尚未由人工引種栽培。 [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
目錄
麗江珍珠菜形態特徵
花萼長5-6毫米；花冠淡紅色，長6-7 (8) 毫米；雄蕊約與花冠等長。
本變種與原變種大花珍珠菜的區別僅在於花較小，花萼僅稍短於花冠，而雄蕊與花冠近等長。
麗江珍珠菜生長環境
生長於海拔2900-3200米的山坡草地、林緣和灌叢中。