真毛膨果豆查看源代码讨论查看历史
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中文名:真毛膨果豆 拉丁学名:Phyllolobium eutrichus (Hand.-Mazz.) M. L. Zhang & Podlech 俗名：真毛黄耆、真毛蔓黄芪 异名：Astragalus complanatus var. eutrichus 界:植物界 门:被子植物门 纲:双子叶植物纲 亚 纲:蔷薇亚纲 目:豆目 科:豆科 亚 科:蝶形花亚科 族:菜豆族 属:膨果豆属 种:真毛膨果豆 |
真毛膨果豆(zhenmaopengguodou)，学名：Phyllolobium eutrichus (Hand.-Mazz.) M. L. Zhang & Podlech，俗名：真毛黄耆、真毛蔓黄芪，异名：Astragalus complanatus var. eutrichus Phyllolobium eutrichum Astragalus complanatus subsp. eutrichus ， 本变种与原变种的区别在于羽状复叶长4-5厘米，具5-13片小叶；小叶下面被较长而密的开展或伏毛。花期8-9月，果期9-10月。 产四川西部（雅江）及西南部（木里）、云南东北部。生于海拔2100-2400米的河谷灌丛、河岸草地。模式标本采自云南牛栏江沿岸。 [1]
形态特征
本变种与原变种的区别在于羽状复叶长4-5厘米，具5-13片小叶；小叶下面被较长而密的开展或伏毛。花期8-9月，果期9-10月。
FOC >> Vol.10 (2010) >> Fabaceae >> Phyllolobium 8.Phyllolobium eutrichus (Handel-Mazzetti) M. L. Zhang & Podlech Feddes Repert. 117: 51. 2006.
真毛膨果豆 zhen mao peng guo dou Astragalus complanatus Bunge var. eutrichus Handel-Mazzetti, Symb. Sin. 7: 553. 1933; A. complanatus subsp. eutrichus (Handel-Mazzetti) Wenninger.
Plants 30-90(-100) cm tall, covered with always thin, slender hairs 0.1-0.4 mm. Stems at least in lower 1/2 with ± horizontally spreading, long lateral branches, glabrous in lower part, in upper part and lateral branches loosely appressed white hairy, in upper part with some black hairs mixed in.
Leaves 2-9 cm, subsessile; stipules 2-5 mm, sparsely hairy or subglabrous; rachis loosely appressed white hairy; leaflets in 5-8 pairs, 4-8 × 2-5 mm, abaxially loosely hairy, adaxially toward margins sparsely hairy or subglabrous, apex emarginate.
Racemes 2-5 cm, remotely 2-7-flowered; peduncle 2.5-6 cm, sparsely white and black hairy; bracts 1.5-2.5 mm, white and black hairy. Bracteoles sometimes present, ca. 1 mm.
Calyx 5-6 mm, sparsely to very sparsely white and black hairy; teeth 2-2.5 mm. Petal color unknown; standard widely elliptic to orbicular, 12-13 × ca. 7.5 mm; wings ca. 9 mm;
keel 11-12 mm. Leg-umes (unripe) with a stipe ca. 3 mm, narrowly ellipsoid, nar-rowed at both ends, straight, with a beak ca. 2 mm, when young densely covered with appressed white hairs 0.2-0.3 mm.
分类文献
《中国植物志》 第42(1)卷 (1993) >> 111页 PDF >> 真毛黄耆 Astragalus complanatus var. eutrichus SYN 注：学名已修订，接受名为Phyllolobium eutrichus。 29b. 真毛黄耆（变种）（植物研究）
var. eutrichus Hand. -Mazz. in Osterr. Bot. Zeitschr. 82: 248. 1933; id. Symb. Sin. 7: 553. 1933; Pet. -Stib. in Acta Hort. Gothob. 12: 57. 1937: K. T. Fu in Bull Bot. Res. 2 (1): 120. 1982.
产地生境
● 2400-3000 m. Yunnan. 产四川西部（雅江）及西南部（木里）、云南东北部。生于海拔2100-2400米的河谷灌丛、河岸草地。模式标本采自云南牛栏江沿岸。