西藏胡枝子查看源代码讨论查看历史
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中文名:西藏胡枝子 拉丁学名:Lespedeza gerardiana 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:蔷薇目 亚 目:蔷薇亚目 科:豆科 亚 科:蝶形花亚科 族:山蚂蝗族·胡枝子亚族 属:胡枝子属 种:西藏胡枝子 |
西藏胡枝子(xī zàng hú zhī zǐ)，学名 Lespedeza gerardiana Wallich ex Maximowicz ，是胡枝子属灌木，Subshrubs or perennial herbs, 20-30 cm tall. Stem erect or ascending, densely appressed or ascending pubescent. Leaves 3-foliolate; stipules linear-triangular, 4.8-5.5 × 0.7-1.1 mm, 3- or 4-veined; petiole 1.6-2.2 mm; leaflets narrowly obovate, ter-minal one 1-1.4 cm × 2.5-4.4 mm, abaxially sericeous, adax-ially glabrous, base cuneate, apex mucronate. 产于山脚下的草甸，分布于西藏自治区。 [1]
形态特征
Subshrubs or perennial herbs, 20-30 cm tall. Stem erect or ascending, densely appressed or ascending pubescent. Leaves 3-foliolate; stipules linear-triangular, 4.8-5.5 × 0.7-1.1 mm, 3- or 4-veined;
petiole 1.6-2.2 mm; leaflets narrowly obovate, ter-minal one 1-1.4 cm × 2.5-4.4 mm, abaxially sericeous, adax-ially glabrous, base cuneate, apex mucronate.
Racemes axil-lary, slightly longer than subtending leaves, almost sessile, 6-flowered. Pedicel 2.5-3.2 mm, densely appressed or ascending pubescent;
bracteoles narrowly ovate, 4-4.8 × ca. 0.9 mm, dis-tinctly longer than calyx tube. Calyx 7.3-9 mm, 5-parted; lobes narrowly triangular, densely appressed or ascending pubescent.
Corolla pale yellow, 1.4-1.5 × as long as calyx; standard ellip-tic, 10.5-12.5 × 5-6 mm, clawed and with 2 auriculate appen-dages at base; wings obliquely narrowly elliptic, 9.5-11 × 1.5-2 mm, obtuse, slightly auriculate at base, claw ca. 3 mm;
keel obliquely elliptic, 10.5-12.5 × 2.8-3.3 mm, apex obtuse. Cleis-togamous flowers axillary, sessile, 6-flowered. Legumes and seeds unknown (in China). Fl. Sep.
产地生境
In grass on mountain slopes, at foot of mountains. Xizang [Bhu-tan, India, Nepal, Pakistan].
标本鉴定信息
学名 Lespedeza gerardiana 中文名 鉴定人 鉴定时间
采集信息
采集人 采集号 采集时间 18880827 采集地 中国 云南省 海拔 生境 习性 物候期 无花有果