LEGUMINOS^E. CXXXI. ASTRAGALUS. 



2.59 



variety of A. hypoglottis, but differs in the stipulas being free, 

 not connate. Flowers purplish. 



Millmort Milk- Vetch. Fl. June, July. Clt. 1596. PI. pro- 

 cumbent. 



73 A. oxYGLOTTis(Stev. in Bieb. fl. taur. 2. p. 192.) plant dif- 

 fuse, puberulous ; stipulas subulate ; leaves having 5-9 pairs of 

 oblong evnarginate leaflets ; peduncles length of leaves, or rather 

 shorter ; legumes silicate, acute, rather hoary, disposed in stellate 

 heads; cells 6-seeded. O- H. Native of Tauria, on hills about 

 Sudak. A. sesameus, Pall. astr. no. 104. exclusive of the sy- 

 nonymes. Flowers unknown, but probably blue. 



Sharp-tongued or Sharp-podded Milk- Vetch. Fl. June, July. 

 Clt. 1817. PI. diffuse. 



74 A. PSH.OOLOTTIS (Stev. in litt. D. C. prod. 2. p. 288.) 

 plant diffuse or rather procumbent ; stipulas linear-subulate ; 

 leaflets cuneated, emarginate, C or 8 pairs, smootliish ; peduncles 

 one-half shorter than the leaves, and are, as well as the stems, 

 hoary ; legumes spreading, crowded, furrowed, acute, glabrous ; 

 cells ."-4-secded. O- H. Native about Astracan. Flowers 

 probably purplish. Perhaps this and the preceding species are 

 referrible to division six, Annulares. 



Smooth-tongued or Smooth-podded Milk- Vetch. PI. spread. 



75 A. CRUCIA'TUS (Link, enum. 2. p. 256.) plant procumbent, 

 hoary, and villous ; stipulas lanceolate ; leaves with 6-8 pairs of 

 oblong-linear acutisb leaflets ; peduncles a little shorter than the 

 leaves ; legumes between terete and compressed, dilated at the 

 base, clothed with adpressed villi, and disposed in stellate heads ; 

 cells 5-7-seeded. Q. H. Native of Egypt and Siberia. A. 

 Stella, Bieb. fl. taur. 2. p. 191. ex Fisch. in litt. Flowers vio- 

 laceous ? 



CVo^-podded Milk- Vetch. Fl. June, J-uly. Clt. 1820. PI. 

 procumbent. 



76 A. STE'LLA (Gouan. ill. 50.) plant diffusely procumbent, 

 clothed with hoary villi ; stipulas lanceolate; leaves with 8-10 

 pairs of elliptic-oblong leaflets ; peduncles length of leaves or 

 shorter ; legumes almost terete, furrowed on the back, mucro- 

 nate, hairy, at first in a head, but at length becoming stellately 

 disposed; cells 5-10-seeded. O- H. Native of the south of 

 France and of the north of Africa, in arid places. D. C. astr. 

 no. 7. Lob. icon. 2. t. 83. Flowers bluish-purple. There is 

 a variety of this plant with acute leaflets. 



Star-podded Milk- Vetch. Fl. Jul. Aug. Clt. 1658. PI. pr. 



77 A. TRIBULO'IDES (Delill. ill. fl. aegyp. p. 22.) plant diffusely 

 procumbent, or almost stemless, clothed with hoary villi ; sti- 

 pulas lanceolate ; leaves with 7-9 pairs of elliptic-oblong leaflets ; 

 heads of flowers axillary, sessile ; legumes nearly terete, hairy, 

 furrowed on the back, disposed in stellate heads ; cells 5-7- 

 seeded. O- H. Native of Egypt, in deserts. Perhaps dis- 

 tinct from A. tribuloides of Roth, in Horn. hort. hafn. 2. p. 703. 

 Flowers purplish. 



Caltrop-like Milk- Vetch. Fl. June, Jul. Clt. 1817. PI. pr. 



78 A. SESA'MEUS (Lin. spec. 1068.) plant diffuse, villous, and 

 rather canescent ; stipulas lanceolate; leaves with 9-10 pairs of 

 elliptic, emarginate leaflets ; heads of flowers axillary, sessile ; le- 

 gumes erect, nearly terete, acuminated, villous, furrowed on the 

 back, disposed in heads ; cells 7-8-seeded. Q. H. Native of 

 the south of Europe and the north of Africa. D. C. astr. no. 8. 

 A. stellatus, Riv. tetr. irr. t. 106. Garid. aix. t. 12. Flowers 

 bluish purple. 



Sesame-like Milk-Vetch. Fl. June, Jul. Clt. 1816. PI. diff. 



^ 5. Vestcaru (from vesica, the bladder ; in reference to 

 the calyxes in all the species contained in this division being in- 

 flated). D. C. prod. 2. j). 288. Stipulas distinct, not adhering 

 to the petiole. Flowers purplish or nhite. Calyxes bladdery. 



79 A. LINEA'TUS (Lam. diet. 1. p. 314.) plant diffusely pros- 



trate, clothed with villous pubescence ; leaves with 8-10 pairs 

 of elliptic-oblong leaflets ; peduncles longer than the leaves ; 

 calyxes bladdery, rather villous, lined, and contracted at the 

 mouth, inclosing the legume, which is pilose. O- H. Native 

 of the Levant. Vahl. symb. 1. p. 59. D. C. astr. no. H. 

 t. 11. f. 1. Flowers purplish. 



Lined-ca\yx.ed Milk-Vetch. PI. prostrate. 



SO A. MEGALA'NTHUS (D. C.astr. no. 58. t. 20.) plant diffuse, 

 rather hoary from adpressed down ; leaflets oblong-elliptic ; pe- 

 duncles shorter than the leaves ; calyxes inflated, clothed with 

 black adpressed down ; legumes very hairy, length of calyx. 

 I/ . H. Native of .Siberia, about Zmeof. Cajanus megalan- 

 thus, Spreng. Flowers large, pale. Stipulas sometimes joined 

 together at the very base. Said to be nearly allied to A. uni- 

 fiiltus. 



Large-flowered Milk- Vetch. PI. diffuse. 



81 A. VESICA" mus (Lin. spec. 1071.) plant diffusely procum- 

 bent, hoary from adpressed silky down ; leaves with 5-7 pairs 

 of elliptic leaflets ; peduncles longer than the leaves ; calyx 

 bladdery, clothed with black adpressed down, and long white 

 spreading hairs ; legumes hairy, a little longer than the calyx. 

 y.. H. Native of the south of France, Hungary, and Tauria, 

 in rugged exposed places. Vill. dauph. t. 42. f. 1. D. C. astr. 

 no. 15. All. pedem. no. 1269. t. 80. f. 1. A. albidus, Waldst. 

 jet. kit. pi. hung. 1. t. 40. A. glaucus, Bieb. fl. taur. 2. p. 186. 

 A. dealbatus, Pall. astr. t. 23. f. 1. Flowers having the vex- 

 illum purple, the wings yellow, and the keel white, tipped with 

 yellow, rarely with all the petals cream-coloured. 



Bladder y-calyxedi Milk- Vetch. Fl. July, Aug. Clt. 1737. 

 PI. diffuse. 



82 A. ALBICAU'LIS (D. C. astr. no. 59. t. 21.) plant tufted and 

 erectish, suffruticose at the base, canescent from adpressed down ; 

 leaves with 3-4 pairs of ovate leaflets ; peduncles a little longer 

 than the leaves ; calyxes bladdery, clothed with adpressed black 

 down ; legumes hairy, ovate, compressed. I/ . H. Native of 

 Russia, between the Volga and the Don, at Sarepta, also of 

 Caucasus and Tauria. A. dealbatus, Pall. astr. no. 30. t. 23. 

 f. 2 and 3. Willd. spec. 3. p. 1263. Bieb. fl. taur. no. 1463. 

 Oxytropis dealbatus, Pers. Flowers white or pale yellow. 



White-stemmed Milk- Vetch. PI. \ foot. 



83 A. AROE'NTEUS (Bertol. ined. ex Vis. pi. dalm. in bot. 

 zeit. p. 18.) plant silky ; stems diffusely procumbent, herba- 

 ceous, permanent at the base ; peduncles terminal, very long, 

 and loosely racemose ; leaves with 5-7 pairs of linear leaflets ; 

 stipulas distinct ; wings entire, shorter than the vexillum ; le- 

 gume straight, terete, acuminated. I/ . H. Native of Dalmatia. 

 Nearly allied to A. vesicarius but differs in the legumes being 

 terete and silky. 



Silvery Milk- Vetch. PI. procumbent. 



6. Annulares (from annuliiris, of a ring ; in reference to the 

 shape of the legumes which are twisted into the form of a ring). 

 D. C, prod. 2. p. 289. Stipulas distinct, not adhering to the 

 petiole. Flowers purplish or white. Legumes arched. Roots 

 annual. 



84 A. NUTTALI.IA V NUS (D. C. prod. 2. p. 289.) plant decum- 

 bent ; leaflets elliptic, emarginate ; peduncles 2-flowered, longer 

 than the petioles ; legumes falcate, having 2 keels, glabrous ; 

 seeds truncate. Q. ? $ . ? 2.?H. Native of North America, 

 in plains at Rod river. A. micranthus, Nutt. in journ. sc. nat. 

 philad. 1821. p. 122. but not of Desv. Stem a span long. 

 Flowers blue. 



Nuttall's Milk- Vetch. Fl. June, July. Clt. 1822. PI. dec. 



85 A. CYMBSCA'RFOS (Brot. fl. lus. 2. p. 167. phyt. p. 143. 

 t. 59.) plant herbaceous, procumbent, rather pilose; leaflets 

 obcordate, cuneated ; peduncles length of leaves ; legumes gla- 



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