BOTANICAL GAZETTE. 67 



Astragahis Plattensis, JSTutt. Priiiries. 

 Astrarjalihs distortus, T. ct G. Dry prairie hills. 



Astragalus Nuttalliaiius, DC. A very small species, the earliest in bloom. 

 Viciamicrantha, Nutt. Forms a dense jnibesceut mat in open bare spots, but in 

 thickets it is a delicate little vine, seldom climbing- moi'e than a foot. 



Lathy rm pusiUus, Ell. This is the form which has been named Ij. Engelmanni in 

 Europe. Thickets and damp prairies. 



.Phaseolus diversifolius, Pers. Dry woods. 

 Phaseolus pauctflorus, Benth. Dry woods. 

 BaptUia australis, R. Br. Praii'ies. 

 Baptisia leucophea, Nutt. Prairies. 

 Baptism lencanthn., T. & G. Prairies. 



Baptma sulphurea.l^ngtiXm., n. sp., Bot. Gazette, Vol. III,;;. 05. Prairies Ta- 

 baksi county, rare, flowers in May. 



Baptisia splmrocarpa, Nutt. In i)atches, 1-3 feet high, unchanged in drying. Le- 

 gume variable in shape, prairies. 



Baptisia cillosa, Ell., at least as to Nultall's Arkansas plant, see Torr. & Gr. Fl. 1, 

 p. 384. Stem short, with spreading branches; branches and leaves villous, the younger 

 ones silky ; leaves on petioles 3 hues long; leaflets oblanceolate to obovate-oblong, with 

 wedge-shaped, attenuated base, obtuse, the lower ones 2-3 inches long; stipules foliace- 

 ous, %-'^}-2 inches long and ^^ inch wide, persistent, lanceolate, acute; bracts caducous; 

 flowers yelloAv, borne in short terminal racemes, on erect pedicels 3-G lines long; calyx 

 teeth triangular lanceolate, nearly as long as the turliinate tube; ovary hairy; fruit un- 

 known. Near B. UuiceolaUt. Prairies, Tabaksi county, rare. 

 Cassia oUusifolia. L. Fort Smith, introduced. 

 fSchrankia rimcinnta, Willd. Prairies, common. 

 DesmantMs hradiylobns, Benth. Prairies and woods. 



Acacia Ititea, Lea. Sulphate flats. * 



Acacia hirta, Nutt. Limestone. 

 Primus Chicasa, Mx. Thickets. 



Prunns CJdcasa, Mx., var. Texana, Engelm. {P. Te.mna, Scheele.) Leaves ovate, 

 acuminate, pubescent, witii closely appressed, incurved, glandular serratures, 13^-2)^ 

 inclies long; peduncles 4 lines long; calyx pubescent; drupe globose, small, 6-7 lines 

 in diameter, red. A shrub l-2i>^ feet high, growing in patches in prairies. It blooms 

 about April 1st. Fruit ripens about July 1st, but is seldom produced. ("More abund- 

 ant and larger in Texas. P. riDularis, Scheele, is another form of /*. Chicasa uudis- 

 tinguishable from this." Engelmann.) 



Primus gracilis, Eng. and Gr. Pt. lAnOh. 1, p. 36. With thicker, broader and often 

 obtusish leaves, ^-1)2 inches long and Jo-l inch broad, with spreading mucronate 

 teeth (or nearly so) above, jiaier, reticulated and downy l)eneath; dru])e globose, 6 lines 

 in diameter; stone thick, rather blunt, with a protuberant, thick and rounded margin. 



LA shrub l^^-2 feet high. Sandy woods and prairies, rare. Very near the north-eastern 

 P. maritiraa. 

 Gilleiiia stipulacea. Null. Common. 

 Sa/tgi/i.sorha annua, Nutt. Sulphate Hats, where it is erect and simple or sparingly 

 liranched; fields, where it is decumbent and much ))ranched. 

 Rosa setigera, Mx. Common. 

 ilosa Carolina, L. Arkansas river. 



Roxa hicida, Ehrli. (R. pareiflora, P]lirh.) Dry woods, scarce. 



lio.'ta folioloHa, Nutt. Subterranean stems stolonifenuis and widely spreading; 

 erect branches a foot high or less, bearing in the first year a single or sometimes 2 or 3 

 flowers and generally dying down to the base; large pod depressed-globose, like the 



I 



