SOLANACE^. (NIGHTSHADE FAMILY.) 26^ 



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

 prickles. 



4. S. heterodOXUm, Dunal. Pubescent with glandnlar-tipiml sim}>le 

 Jiairs, with a very few 5 rayed l)ristly ones on the upper face of tlie irregu- 

 hirly or interruptedly bipinuatifid leaves; their lobes rouudi.^h or obtuse 

 and repand: corolla violet, 1^ inches or less in dianjeter, somewhat irregular, 

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

 witli violet. — On tlie plains from Colorado to New Mexico and Texas, 



5. S. rOStratum, Dunal. Somewhat hoary or ytllowish with a copious 

 wholli/ stellate pubescence, a foot or two higli : leaves nearly as in the last or 

 less divided, some of them only once pinuatifid : corolla yellow, about au iuch 

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

 from Nebraska to Texas and westward to the mountains. 



2. CHAMiESARACHA, Gray. 



Depressed plants ; with narrow entire or pmnatifid leaves tapering into 

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

 almost globose. 



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

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

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

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

 2-forked at tip : corolla yellowish : berry nearly white. — Hot. 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) scurfy -gramdiferous, 



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 ba.se cuneately 

 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 pinnati fid : corolla mostly rotately spread- 



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

 -t- 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-augled, the 5 principal angles 

 sharply keeled, at full maturity nearly replete and globose^jvate. — From 

 Colorado ea.stward to the Atlantic States. 



