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Pakistan | Family List | Papilionaceae

Thermopsis R.Br.ex Ait., Hort. Kew.ed. 2.3:3. 1811. Baker in Hook. f., Fl. Brit. Ind. 2: 62. 1876.

Perennial herb. Leaf alternate, palmately trifoliolate; stipules free, foliaceous. Inflorescence a terminal or leaf-opposed raceme. Flower rather large, yellow or rarely purple. Bract foliaceous. Calyx campanulate, teeth or lobes subequal. Vexillum subequal to the wings and keel. Stamens free. Ovary subsessile or shortly stipitate, ovules numerous, style incurved, stigma terminal. Fruit linear, oblong, straight or incurved, continuous within.

A genus with 15 species; distributed in North America, Siberia, China, Japan and the Himalayas.

1 Leaflet lanceolate to elliptic, generally about 3 times as long as broad   Thermopsis barbata
+ Leaflets oval to obovate, generally about 2 times as long as broad   Thermopsis inflata

Lower Taxa


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Flora of China  
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