. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. FABACEAE. Vol. II. i6. Astragalus eucosmos Robinson. Pretty Milk Vetch. Fig. 2549. Phaca elegans Hook. Fl. Bor. Am. i : 144, 1830. Astragalus oroboides var. americana A. Gray, Proc. Am. Acad. 6 : 205. 1864. Phaca parviflora Nutt. ; T. & G. Fl. N. A. i : 348. 1838. A. elegans Britten; Britt. & Brown, 111. Fl. 2: 303. 1897. Not Bunge. A. eucosmos Robinson
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. FABACEAE. Vol. II. i6. Astragalus eucosmos Robinson. Pretty Milk Vetch. Fig. 2549. Phaca elegans Hook. Fl. Bor. Am. i : 144, 1830. Astragalus oroboides var. americana A. Gray, Proc. Am. Acad. 6 : 205. 1864. Phaca parviflora Nutt. ; T. & G. Fl. N. A. i : 348. 1838. A. elegans Britten; Britt. & Brown, 111. Fl. 2: 303. 1897. Not Bunge. A. eucosmos Robinson, Rhodora 10: 33. 1908. Glabrous or nearly so, decumbent or nearly erect, slender, somewhat branched, 10-20' high. Stipules ovate, acute, about 2" long; flowers bluish or purple, 3"-4" long, in elongated spike-like racemes; leaflets 9-17, ob- long or linear-oblong, 8"-io" long; pedicels at length i" long; pod sessile, ellipsoid, i-celled, pendent, slightly inflated, obtuse at each end, apiculate, black-pubescent all over, 2"-3" long. Labrador, Quebec and northern Maine ; Saskatchewan to Yukon and Colorado. June-Aug. 17. Astragalus aboriginorum Richards. Indian Milk Vetch. Fig. 2550. Astragalus aboriginorum Richards. App. Frank. Journ, 28. 1823. Phaca aborigina Hook. Fl. Bor. Am. i : 143. pL 56. 1830. Honwlobus aboriginnm Rydb. in Britton, Man. 554. 1901. Finely canescent or glabrate, erect, somewhat branched, 8'-i5' high. Stipules ovate, acute, mem- branous or foliaceous, 2"-3" long; leaflets 9-13, linear or oblong, obtuse or acute, 6"-io" long; ilow- ers white, tinged with violet, 4"-s" long, in rather loose racemes; peduncles longer than the leaves; pod slightly inflated, compressed, oval in section, i-celled, glabrous, half-elliptic, long-stipitate, acute at each end, slightly sulcate, the dorsal suture slightly in- truded ; calyx blackish-pubescent, its teeth subulate. South Dakota to Manitoba, Alberta an
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