268 solanace^e. 



base: berry 4 — 5 lines in diameter, yellow when ripe. — Common in mt>ist 

 thickets, or on more exposed bushy hillsides; floweririg at all seasons: 

 the leaves rarely somewhat pinnate. 



2. DATURA, Linn. Coarse herbs of rank odor and narcotic- 

 poisonous properties. Flowers large, solitary. Calyx tubular, decidu- 

 ous by a transverse separation near the base. Corolla funnelform, 

 strongly 5-plaited. Capsule thick, prickly. 



1. D. meteloides, DC. Perennial; low and spreading stout flexuous 

 branches often a yard long or more: leaves ovate or ovate-lanceolate, 5 

 — 10 in. long, usually entire, pale with a soft whitish pubescence: calyx 

 3, and corolla 6 — 8 in. long, the latter pale blue or violet, the widely 

 expanded limb with prominent slender-subulate long points: capsule 

 nodding, 2 in. thick, subglobose, thickly armed with equal short weak 

 prickles, bursting irregularly when ripe: seeds with thick margin. — Low 

 sandy plains of the interior. July — Nov. 



3. NICOTIAUA, Dalechamps (Tobacco). Strong-scented narcotie- 

 poisonous herbs or shrubs, with entire leaves, and panicled narrowly fun- 

 nelform flowers. Calyx oblong, 5-toothed or -lobed. Corolla-limb 

 plaited and plaits convolute. Stamens not exserted: anthers short, 

 opening lengthwise. Capsule many-seeded, 2-valved from the summit, 

 the valves afterwards splitting into two. 



1. 5. attenuata, Torr. Viscid-pubescent, erect, 1 — 3 ft. high, leaves 

 oblong-lanceolate, acuminate, attenuate into a petiole: fl. in loose terminal 

 racemes: calyx % in. long tubular-campanulate : teeth short, equal, tri- 

 angular, acute: corolla white, 1 in. long or more, narrow-salverform, 

 with short-lobed border % in. in diameter: capsule ovate, acute, exceed- 

 ing the calyx. — Not known to occur quite within our limits; but found 

 at Monterey, and at Stockton. 



2. ST. Bigelovii, Wats. Size of the last, and with the same clammi- 

 ness: leaves sessile: calyx with unequal linear-lanceolate lobes: corolla 

 tubular-funnelform, with deeply lobed limb 1 in. broad: the lobes broad- 

 ovate, acute: capsule obtuse, shorter than the calyx. — Of the mountains 

 chiefly, and originally; but now found at San Eafael and San Francisco, 

 along the railroads and other public highways. 



3. N. glauca, Graham. Slender loosely branching soft-woody tree 

 12 —20 ft. high; branches and foliage glabrous, glaucous: leaves ovate 

 to oblong-ovate, subcordate, entire, long-petioled, rather thick and sub- 

 coriaceous: fl. in loose terminal panicles; corolla 2 in. long, greenish- 

 yellow, tubular, with constricted throat, and erect 5-crenate limb. — 

 Native of Buenos Ayres; naturalized from Napa Valley and plains of 

 the lower Sacramento southward. 



