ORDER LXXXVIII. SOLANACE^E. 451 



1. P. visco'sa, (L.) Stern erect, dichotomous, the young branches 

 pubescent and viscid. Leaves alternate and lanceolate, repand, den- 

 tate, viscid, on long petioles. Flowers solitary, in the divisions of the 

 stem. Calyx pubescent. Corolla pubescent, with brownish spots at the 

 base. — Yellow. ©. July — Oct. Cultivated lands. Common. 1 — 2 

 feet. Ground Cherry. 



2. P. Pennsylvania, (L.) Stem slightly angled, pubescent. Leaves 

 ovate, obtuse, slightly repand, tomentose on the under surface. Flow- 

 ers on axillary, solitary peduncles. Fruit red, small. — Yellow. %. 

 June — Aug. Common. 10 — 12 inches. 



3. P. tomento'sa, (Walt.) Stern branching, stellate-tomentose. Leaves 

 ovate, repand-toothed, tomentose beneath, whitish. Peduncles filiform, 

 longer than the petioles. Corolla spotted yellow. Stigma bifid. — Yel- 

 low and purple. If. Car. and Geo. 



4. P. lanceola'ta, (Mich.) Stem erect, densely pubescent, angled, 

 somewhat branched. Leaves alternate, oval-lanceolate, entire, tomen- 

 tose, on rather short petioles. Flowers solitary, nodding. Calyx trun- 

 cate. — Yellow, with purple spots. 2£. June — Aug. Dry soils. Com- 

 mon. 



5. P. viscido-pubescens, (Dun.) Stem erect, slender, viscid, hirsute- 

 tomentose. Uppermost leaves in pairs, ovate or ovate-oblong, sub- 

 acuminate, pubescent on both sides, viscid. Peduncles winged, filiform, 

 erect. Calyx hirsute, tomentose, 5-cleft ; lobes ovate, acuminate. Co- 

 rolla campanulate, plicate. — Sandy soils. Geo. and Car. 



6. P. hiusu'ta, (Dun.) Stem erect, angular, striate, divaricately 

 branched, hirsute; blanches pubescent. Leaves long-petiolate, oblique- 

 cordate, acute, repand, dentate or nearly entire. Calyx deeply 5-cleft ; 

 lobes oblong, acute. Peduncles winged, shorter than the petiole, 1- 

 flowered. — %- Blue. Car. and Geo. 10 — 12 inches. 



P. angulata, Walt. P. pruinosa, L. 



Genus IV.— LY'CIUM. L. 4—1. 

 (From lycion, a name given to a thorny shrub.) 



Calyx 4-toothed, short. Corolla tubular. Stamens 4 ; fila- 

 men:s bearded. Fruit a 2 -celled, many-seeded berry, red. 



1. L. Carolinia'num, (Walt.) A small shrub, with long, slender 

 branches, unarmed. Leaves clustered, cuneate, glabrous, narrow. 

 Flowers solitary, axillary. — White. ^. Through the summer. Saline 

 marshes. 3 — 5 feet. 



Genus V.— DATU'RA. L. 5—1. 

 (Arabian name.) 



Calyx large, tubular, ventricose, 5-angled. Corolla funnel- 

 form, with a long tube ; the limb 5-angled, plaited. Stamens 

 5. Stigma bilamellate. Capsule 2-celled ; cells 2-parted, ap- 

 parently 4-celled. 



1. D. stramo'nium, (L.) Stem erect, branching, dichotomous. Leaves 

 alternate, angled, oinuate, unequal at the base, on long petioles. Flow- 

 ers solitary, in the divisions of the stem. Calyx pubescent, with acute 

 segments. Fruit spinous. — Whitish-purple. ©. May — Sept. Very 

 common. Thorn-apple. Jamestown-weed 



