310 SOLAXAOEJE. (NIGHTSHADE FAMILY.) 



lobcd, small (3"-4" long), not spotted; calyx with broadly triangulur-subulale 

 teeth as long as the tube, in fruit conical-ovate and sharply 5-angled (\'-\y 

 long). — Light soils, not rare southward. Perhaps introduced. 



Var. ? PhiEad£lpliica. Nearly glabrous ; calyx-teeth shorter and broader, 

 less closed or open at the summit in fruit ; corolla sometimes brownish in the 

 throat. (P. Pbiladelpbica, Lam., &c.)— New England 1 to Illinois and south- 

 ward. July - Sept. 



2. P. pilbeSCCllS, L. Pubescent or clammy-hairy, diffusely much branched 

 or at length decumbent; leaves ovate or heart-shaped (very variable); corolla 

 (4' -5" long) dark brown in the throat; calyx with triangular-lanceolate acute 

 teeth, in fruit ovate-pointed. (P. hirsuta, Dunal. P. obscura, Michx. in part, 

 &c.) — Low grounds ; common southward and westward. 



#* Root perennial: anthers yellow. (Corolla £'-| long.) 



3. p. viscosa, L. Clammy-pubescent, diffusely much branched and 

 widely spreading, or at first erect (£°-2° high) ; leaves ovate or slightly heart- 

 shaped, sometimes oblong, often roughish-downy underneath, repand-toothed, 

 obtusely toothed, or entire ; corolla almost entire, brownish in the throat; teeth 

 of the clammy-hairy calyx ovate-lanceolate. (P. Pennsylvanica, L., P. hetero- 

 phylla, Nees, and P. nyctaginea, Dunal, appear to be only states of this.) — 

 Light or sandy soils, New England to Wisconsin and southward ; very common. 

 July -Sept. — Corolla f'-l' broad when expanded. 



3. NICANDRA, Adans. Apple of Peru". 



Calyx 5-parted, 5-angled, the divisions rather arrow-shaped, enlarged and 

 bladder-like in fruit, enclosing the 3-5-celled globular dry berry. Corolla 

 open-bell-shaped, the plaited border nearly entire. Otherwise much like Phy- 

 salis.— An annual smooth herb (2° -3° high), with ovate sinuate-toothed or 

 angled leaves, and solitary pale blue flowers on axillary and terminal peduncles. 

 (Named after the poet Nicander of Colophon.) 



1. TS. physaloides, Grertn. — Waste grounds, near dwellings. (Adv. 

 from Peru.) 



4. HYOSCYAMUS, Tourn. Henbane. 



Calyx bell-shaped or urn-shaped, 5-lobed. Corolla funnel-form, oblique, with 

 a 5-lobed more or less unequal plaited border. Stamens declined. Pod en- 

 closed in the persistent calyx, 2-cclled, opening transversely all round near the 

 apex, which falls off like a lid. — Clammy-pubescent, fetid, narcotic herbs, with 

 lurid flowers in the axils of angled or toothed leaves. (Name composed of 

 vs, vos, a hog, and nvajios, a bean ; the plant said by JElian to be poisonous to 

 swine.) 



1. II. nigek, L. (Black Henbane.) Leaves clasping, sinuate-toothed 

 and angled ; lowers sessile, in one-sided leafy spikes ; corolla dull yellowish, 

 strongly reticulated with purple veins. © — Escaped from gardens to road- 

 sides. (Adv. from Eu.) 



