SOLANACE.E. (NIGHTSHADE FAMILY.) 269 



incurved beak : leaves 1 to 3-pinnatifid : annuals, armed with straight 

 prickles. 



4. S. heterodoxum, Dunal. Pubescent with glandular-tipped simple 

 hairs, with a very few 5-rayed bristly ones on the upper face of the irregu- 

 larly or interruptedly bipinuatifid leaves ; their lobes roundish or obtuse 

 and repand : corolla violet, l inches or less in diameter, somewhat irregular, 

 5-cleft; the lobes ovate-acuminate: four anthers yellow and the large one tinged 

 with violet. On the plains from Colorado to New Mexico and Texas. 



5. S. rostratum, Dunal. Somewhat hoary or yellowish with a copious 

 wholly stellate pubescence, a foot or two high : leaves nearly as in the last or 

 less divided, some of them only once piunatifid : corolla yellow, about an inch 

 in diameter, hardly irregular, the short lobes broadly ovate. On the plains 

 from Nebraska to Texas and westward to the mountains. 



2. CHAM^SARACHA, Gray. 



Depressed plants ; with narrow entire or pinnatifid leaves tapering into 

 margined petioles, filiform naked pedicels, the calyx close-fitting in fruit, 

 almost globose. 



1. C. Coronopus, Gray. Green, almost glabrous, or beset with some 

 short and roughish hairs, diffusely very much branched : leaves lanceolate or 

 linear with cuneate-attenuate base, varying from nearly entire to laciniate- 

 pinnatifid : peduncles elongated : calyx more or less hirsute, the hairs often 



2 forked at tip : corolla yellowish : berry nearly white. Bot. Calif, i. 540. 

 Withania (?) Coronopus, Torr. From S. Colorado to Texas and Arizona. 



3. PHYSALIS, L. GROUND CHERRY. 



Herbs, with entire, toothed, or lobed leaves, and solitary or sometimes 2 or 



3 drooping or nodding pedicels : the flowers white, yellow, or violet-purple : 

 berries greenish, red, or yellow. 



* Young parts sparsely (or on stalks and calyx densely) scurf y-granuliferous, 



otherwise quite glabrous: some leaves sinuate-pinnatijid : corolla Jlat-rotate. 



1. P. lobata, Torr. Low and small, diffusely branched: leaves oblong- 

 spatulate or obovate, from repand to sinuate-pinnatifid, the base cuneatelv 

 tapering into a margined petiole : corolla violet, the centre with a 5 to 6-rayed 

 white woolly star. On the plains, from Colorado to Arizona and Texas. 



* * Notgranulose-scurfy: leaves never pinnatijid : corolla mostly rotate! y spread- 



ing from a somewhat campanulate throat or base, greenish white or yellow. 

 *- Annuals, glabrous or nearly so, the pubescence if any minute, and neither 

 viscid nor stellate: anthers violet: berry greenish yellow : stem and branches 

 conspicuously angular. 



2. P. angulata, L. Erect, or at length declined or spreading, 2 to 4 feet 

 long : leaves mostly ovate-oblong and with somewhat cuneate base, coarsely 

 and laciniately toothed : corolla 3 to 6 lines broad, with no distinct eye : 

 fruiting calyx at first ovate-pyramidal and 10-angled, the 5 principal angles 

 sharply keeled, at full maturity nearly replete and globose-ovate. From 

 Colorado eastward to the Atlantic States. 



