268 THE FLORA. 
Orver XCIV. SOLANACEA. Nightshades. 
Fig, 611. A flower of Bitter-sweet (Solanum Duleamara). 2. Cross-section vf the 
berry. 8, A seed cut open, showing the long, curved embryo. ig. 614. Flower of Petunia, 
Plants herbaceous or shrubby, with alternate leaves; and with 
Jlower-stalks often opposite to the leaves; and the 
pedicels without bracts; calyx generally persistent, 5-lobed; 
corolla 5-lobed, mostly regular, valvate and plaited in the bud; 
ovary free, 2-celled (rarely 3 or 4-celled), many-seeded ; 
style and stigma single; fruit a capsule or berry, with many seeds; 
embryo curved, lying in fleshy albumen. 
Analysis of the Genera. 
§ Corolla wheel-shaped, the tube very short. Anthers convergent....a 
§ Corolla bell-shaped, the broad tube including the erect anthers....b 
§ Corolla funnel-form, tube long, and—(2) 
2 The limb somewhat irregular....¢ 
2 The limb perfectly regular....3 
8 Stamens exserted....d 
3 Stamens included....e 
a Anthers connate, opening by slits. Berry lobed. Tomato. LyoosPER’sicuM. 
a Anthers connivent, opening by pores. Berry round. Potato, Soua’num. 1 
a Anthers connivent, opening by pores. Pod angular. Pepper. Cap’sicum. 
b Corolla bluish. Berry dry, enveloped in the calyx. Apple Peru. Nioan’/DRa. 
b Corolla yellowish. Berry fleshy, inclosed in the calyx. 
Ground Cherry. Pays’auts. 
b Corolla purplish. Berry black, in the open calyx. Belladonna. Ar’Ropa. 
o Stamens exserted, declining. Capsule opening by a lid. Henbane. Hyoscy’amus, 
ce Stamens included, unequal. Capsule opening by valves. Petunia. Puru’nta, 
