SOLANACEAE (POTATO FAMILY) 



4 a Plant cultivated for the tubers, sometimes escaped ; 



leaves compound COMMON POTATO. (S. tuberbsum*) 



b Plants not completely as in a 5 



5 a Flowers white; fruit black when ripe 



NIGHTSHADE. (S. nigrum.) 



b Flowers usually purple, rarely white, with 2 greenish 

 spots at the base of each corolla lobe; fruit red 



BITTERSWEET. (S. dulcamara.) 



4 L fCIUM MATRIMONY VINE. (L. vulgare*) 



5 SCHIZANTHUS BUTTERFLY FLOWER. (S. ptnnatus*) 



6 BROWALLIA BROWALLIA. (B. demissa*) 



7 NICOTIANA. 



1 a Flowers 4-6 in. long, white 



GARDEN NICOTIANA. (N. alata*) 

 b Flowers 1-2 in. long, not white 2 



2 a Leaves 2-8 in. long; flowers about i in. long 



WILD TOBACCO. (N. rustica*) 

 b Leaves 12-24 m - l n g> flowers about 2 in. long 



COMMON TOBACCO. (N. tabdcum.*) 



8 DATURA. 



1 a Flowers 4-7 in. long; capsule globose; plants cultivated 2 

 b Flowers 3-4 in. long; capsule ovoid; plants not culti- 

 vated 3 



2 a Flowers violet or purple on outside; leaves with wavy 



or toothed margin. GARDEN THORN APPLE. (D. fastubsa*) 

 b Flowers white on outside ; leaves entire 



ENTIRE-LEAVED THORN APPLE. (D. metel*) 



3 a Stem green; flowers white. . JIMSON-WEED. (D. stramonium.) 

 b Stem usually purple; flowers violet, rarely white 



PURPLE THORN APPLE. (D. tdtula.) 



9 PHtfSALIS. 



1 a Leaves with broad, more or less regular teeth; plant 



covered with glandular hairs 



CLAMMY GROUND-CHERRY. (P. heterophylla*) 

 b Leaves with few irregular teeth or entire; plant not 



usually covered with glandular hairs 2 



2 a Center of flower not purplish ; ripe fruit greenish-yellow 



or orange WINTER CHERRY. (P. alkekengi.*) 



b Center of flower purplish or purple spotted ; ripe fruit 



reddish, purplish, or yellow 3 



3 a Plant usually not hairy; fruiting calyx somewhat 10- 



angled 4 



b Plants hairy ; fruiting calyx 5-angled 5 



4 a Flowers about i in. broad; leaves 1-4 in. long 



PHILADELPHIA GROUND-CHERRY. (P. philadelphica.*) 

 b Flowers about % in. broad ; leaves 1-3 in. long 



TOMATILLO. (P. ixocdrpa*) 



14 209 



