174 COMMON CANADIAN WILD PLANTS. 



twirdng. Leaves halberd - shaped. Peduncles 4 - angled; 

 Corolla commonly rose-coloured. — Moist banks. 



2. G. splthamse'a, Pursh. {Convolvulus spiihamceus, L'^, 

 in Macoun's Catalogue.) Stem low and simple, upright or 

 ascending, not twining, 6-12 inches high. Leaves oblong, 

 ijiore or less heart-shaped at the base. Corolla white. — Dry- 

 soil. 



2. coNVOi'vrms, l. bindweed. 



C. arven'sis, L. (Bindweed.) Stem twining or procum- 

 bent and low.. Leaves dvate-oblong, sagittate, the lobes 

 acute. Corolla white, or tinged with red. 



3. CUS'CIITA, Toui-n. Dodder. 



1. C. Grono'vii, Willd. Stems resembling coarse threads, 

 spreading themselves over herbs and low bushes. Corolla- 

 lobes obtuse, spreading. Capsule globose, abruptly pointed. 

 Flowers in loose panicled cymes. — Wet shady places. 



2. C. arven'sis, Beja-ich. stems pale and slender, low. 

 Flowers in dense clusters. Capsule depressed-globose. Co- 

 rolla-lobes acute, with iniiexed points. Stamen-scales deeply 

 fringed. — Dry ridges, N.W. 



3. C. Epirinum, Weihe. (Flax Dodder.) Stems very 

 slender, low. Flowers sessile in dense scattered heads. 

 Corolla short-cylindrical, hardly exceeding the calyx, per- 

 sistent round the capsule. Stamen-scales short and broad. 

 Capsule globose, circumcissile. — Atl. Prov.; introduced. 



Order LXVIII. SOLANA'CE.^;. (Nightshade Family.) 



Eank-scented herbs (or one species shrubby), with colour- 

 less bitter juice, alternate leaves, and regular pentamerous 

 and pentandrous flowers, but a 2-celled (in Nicandra 3-5- 

 celled) ovary, with tlie placental in the axis. Fruit a many- 

 seeded berry or pod. 



Synopsis of tlic Genera. 

 1. Sol.a'niim. Corolla wheel-shaped, 6-lobed, the margins turned in- 

 ward in the bud. Anthers connivinff around the style, the cells 

 opening by pores at the apex ; filaments very short. The larger 

 leaves often with an accompanying smaller one. Fruit a berry. 



