100 BOTANY. 



Dalea Jame sii, Torr. & Gray (Fl. i, 308). — Densely appressed-silky, 

 the somewhat decumbent stems 2 to 4 inches high from a branching woody 

 base : leaflets 3, oblanceolate or oblong, half an inch long, equalling the 

 petioles: spikes sessile, ovate to oblong, rather dense, very villous with 

 long silky hairs ; bracts lanceolate, acuminate, about equalling the long 

 plumose calyx-teeth, which much exceed the tube: petals yellowish or rose- 

 colored, 5 lines long, scarcely exceeding the calyx. — New Mexico; western 

 part of the Territory, Loew (189), locality not given. 



Dalea Wislizenj, Gray (PI. Fendl. 32). — Shrubby, with slender vh- 

 gatc branches, pubescent, a foot high or more : leaflets 7 to ( J pairs, oblong, 

 obtuse, smoother above, 2 lines long or less: spikes short-ovate or oblong, 

 dense, long-pedunculate, silky- villous ; bracts, lanceolate, long-acuminate, 

 equalling the calyx : teeth of the calyx setaceous, plumose, a little longer 

 than the tube, with a narrow tooth on each side: petals rose-colored, 4 or 5 

 lines long, twice longer than the calyx, with solitary glands near the top. — 

 New Mexico to Sonora ; Southern Arizona, Rothrock (594). 



Dalea Formosa, Torrey (Emory's Kept. 138, t. 1). — A low shrub, 1 

 to 3 feet high, with spreading flexuous branches, glabrous or nearly so: 

 leaflets 3 to 5 pairs, cuneate-oblong, rarely 2 lines long, often very small and 

 revolute : flowers few and spreading, in short spikes ; bracts caducous : 

 calyx very silky-villous, the setaceous plumose teeth longer than the tube 

 and nearly equalling the corolla : petals deep rose-color, very unequal, the 

 keel half an inch long. — New Mexico and Arizona ; Camp Bowie, Roth- 

 rock (450). 



Dalea Fremonti, Torrey (Gray, PI. Thurb. 31G). — In Southern 

 Nevada, 1871 ; it has also been found in Southern Utah. 



Bedtsarum Mackenzii, Richardson (Torr. & Gray, Fl. i, 357). — In 

 the Rocky Mountains of British America and southward to Wyoming and 

 Utah; in the Wahsatch, 1871. 



Zornia* diphylla, Persoon. (Z. reticulata, Smith.) — Slender, erect or 



• Zornia, Gmelio. — Calyx membranaceous, the two opper lobes connate, the lateral ones mnch 



smaller, standard orbicular. Stamens united into a closed tubo ; alternate anthers shorter and versa- 

 tile. Stylo filiform. Stigma terminal. Pod compressed, 2-5-jointed, the indebiscent joints rounded, 

 usually hispid.— Herbs, mostly annual, with palmately i2— 1-foliolate leaves, and foliaceonsstipnles; tfowers 

 yellow, solitary, sessile between a pair of lar^o foliaceons Btipnlat bracts, forming an interrupted spike. — 

 Bknth. cV. Hook., Gen. PJ. i, 518. 



