64 BOTANY. 



Range, Nevada, in Salt Lake Valley, and on Antelope Island, Utah ; 5,000 

 feet altitude ; June. (250.) 



Dalea polydenia, Torr. MSS. "Stena shrubby with numerous divari- 

 cate branches, clothed with a minute appressed whitish retrorse pubescence, 

 and sprinkled with conspicuous elevated reddish glands; leaflets 11-13, orbicu- 

 lar-obovate, somewhat retuse, hoary-pubescent both sides, sparingly glandular 

 underneath; flowers in dense oblong spikes; teeth of the villous calyx subu- 

 late, about as long as the tube. — A bushy plant 2-5° high, leaflets 2" long, 

 thick and somewhat rigid ; spikes f ' long ; flowers pale purple ; petals mostly 

 with an orange gland at the tip." Border of Truckee Desert, Nevada ; (W. 

 W. Bailey;) 4,200 feet altitude; July, in flower and fruit; nearly leafless 

 early in May. First collected by Dr. Torrey near Carson Desert. Plate 

 IX. Fig. 1. Portion of a branch; natural size. Fig. 2. A single flower, and 

 its parts. Fig. 6. A nearly mature capsule ; all enlarged three diameters. 

 (251.) 



Dalea Kingii. Suffi-utescent-branched, glandular-punctate, somewhat 

 silky-pubescent ; branches flexuose, leafy ; lateral branchlets short, (1' in 

 length,) spinose, nearly naked ; leaves pinnate, 3-9-foliolate ; leaflets oval or 

 oblong, (3-6" long,) obtuse ; stipules small, setaceous ; flowers solitary on the 

 branchlets, nearly sessile ; calyx-teeth equaling the campanulate obscurely 

 10-ribbed tube, acute, the upper broadly triangular, the lower lanceolate ; petals 

 bright blue, equal, nearly free ; the vexillum orbicular, emarginate ; stamens 

 9 or 10 ; style hairy ; ovules not collateral ; pod oblong, (2^" long,) pu- 

 bescent. — Plant 1° high, much branched, yellowish-green throughout; glands 

 greenish, rather obscure ; corolla 3-4" long ; near D. Fremontii. Found on 

 drifted sands in the upper canons of the Hot Spring Mountains, Nevada ; 

 7,000 feet altitude ; August. Plate X. Fig. 1. The extremity of a branch ; 

 natural size. Fig. 2. The parts of a flower. Fig. 3. A mature legume ; all 

 magnified two diameters. (252.) 



Dalea Johnsoni. A diffusely branched shrub, with smooth gray 

 sparingly glandular bark, the branches subspinescent at the extremities; 

 leaves 1-2' long, with the branchlets appressed grayish-pubescent, petioled ; 

 leaflets 5-11, narrowly oblong or oblanceolate, 3-6" long, acute or obtuse, 

 with rather obscure greenish glands ; flowers in loose (1-3' long) racemes 

 terminating the leafy branchlets, on very short (J-1" long) peduncles, de- 

 flexed-secund, bracteate with 1-4 small subulate caducous bractlets ; calyx 



