Potato Family 353 



3. It. Parishii Gray. Puberulent, branches slender; leaves 

 spatulate and lanceolate, about 6 mm. long; pedicels 4-6 mm. 

 long; calyx about 3 mm. long, its limb shortly 5-lobed ; corolla 

 narrowly funnelform, about 10 mm. long, its lobes 2 mm. long, 

 ovate, obtuse, at length equaled by the stamens. 



Dry mesas in the San Bernardino Valley, Parish. 



4. DATURA L. THORN-APPLE. 



Annual or perennial erect branching narcotic herbs, 

 with alternate petioled entire or sinuate-dentate leaves, 

 and large showy solitary short-peduncled flowers. Calyx 

 elongated-tubular or prismatic, 5-cleft or spathe-like, 

 circumscissile near the base. Corolla funnelform, the 

 limb plaited, 5-lobed, the lobes broad, acuminate. Sta- 

 mens inserted at or below the middle of the corolla ; fila- 

 ments filiform, elongated. Ovary 2-celled or falsely 

 4-celled ; style filiform ; stigma slightly 2-lobed. Cap- 

 sule 4-valved from the top or bursting irregularly, ovoid 

 or globose, prickly. 



1. D. Stramonium L. (STRAMONIUM or JAMESTOWN-WEED.) 

 Annual, green, glabrous, 3-10 dm. high; leaves sinuately and 

 laciniately angled and toothed; calyx prismatic; corolla white, 

 about 8 cm. long; capsule erect, thickly armed with short stout 

 prickles. 



Introduced at Ballona, Davidson. 



2. D. meteiloides DC. Prunose-glaucescent, erect, branching, 

 6-10 dm. high from a perennial root ; leaves unequally ovate, more 

 or less coarsely repandodentate or nearly entire ; calyx cylindric, 

 about 8 cm. long; corolla white or tinged with violet, 15-20 cm. 

 long, the limb about 10 cm. broad, with 5 slender subulate teeth ; 

 capsule drooping in fruit, 5 cm. in diameter, densely prickly. 



Frequent in sandy soil throughout our range. July-September. 



5. NICOTIANA L. TOBACCO. 



Annual or perennial viscid-pubescent or rarely gla- 

 brous narcotic herbs, shrubs or small trees, with alternate 

 entire or slightly undulate leaves, and medium-sized 



