98 DIADELPHIA. DECANDRIA, 



ces? V. V. C(»llectcd also in Cliina by Sir G. Staunton, v. *. 

 in Herb. Lanibc-rt. Ocs. Nearly stemlcss and hirsutely 

 ])ilose, leaflets oval, or Gblong--oval; above smooth; pedun- 

 cles various, equal with or shorter than the leaves; spikes 

 subcapitate; flowers ochroleucoiis, small; legume canes- 

 cenlly villous, teretcly sulicjmhiform. 



2. * cctspitosd. Cesjiitose, canescendy villous, and stem- 

 less; leaves dii^itate, ternute a!id quinaie; leaflets lanceo- 

 late, acute at c ach end; flowei-s scapeless, aggreg^ated, sti- 

 pules membranaceous, amorplious; lej:icume pubescent, 

 fcubcylindric. ..ls{ragahistriphy!ln<i. V\\. 2. p. 740. Had. On 

 :.rid frravelly hills near tlie confluence ofSawanee river and 

 the Slissouri. Obs. Plants aggreijated in numerous tufts: 

 caudex short and proliferous; petioles 2 to 3 inches lon^, 

 leaflets about an incii, somewhat shining; flowers sessile 

 on the candex, aggregated in dense clusters, and as well 

 &.S the leaves subtended by broad sheathing and amor- 

 phous membranaceous scales; calix pilosc; cylindric, near 

 an inci) long, border subulately 5-toot)ied; corolla ochro- 

 leucous, exserted beyond the calix nearly its length; le- 

 gume short. — Flowering in May. 



A small genus chiefly indigenous to Europe and Siberia, 



499. OXYTROPIS. DecandoUc. Astragalus. L. 

 Carina terminatin.^ above in a subulate ap- 



pciulago. Legume bilocular or subbiloculai^ 

 the upper suture inSected. 



Habit similar to Astragalus. 



Species. 1. O. LambertU. Ph. Cespitose, and stem-^ 

 less; leaflets numerous, linear-lanceolate, strigose, and ra- 

 ther remote; common petiole very long; scape longer than 

 the leaves, spike oblong, bractes lanceolate, shorter than 

 the silkv calix. Hae. On the woodless hills of the Mis- 

 souri, from the river Platte to the Mountains. Mr. 

 I'ursh's character is taken from a solitary, luxuriant and 

 cultivated specimen, which I obtained from seeds, and is 

 inapplicable in nature. Oes. Flowers bright purple, ca- 

 rina with a subulate appendage; legume smooth, black, 

 and small, subtereie, acuminate, and partly bilocular. 

 Flowering in May and June. 



A genus containing near 50 species, principally indige- 

 nous to Siberia, with the exception of a few species in Eu- 

 rope and the Levant. 



500. ASTRAGALUS. X. (Milk-Vetch.) 

 Carina obtuse. Legume bilocular, or subbi- 



Iccular, inferior suture inflected. 



