176 COMMON CANADIAN WILD PLANTS. 



2. P. grandiflo'ra, Hook. Corolla white, large, with a 

 woolly ring in the throat. Anthers tinged with blue or 



violet. 



3. NICAN'DRA, Adans. APPLE OF PERU. 



N. physaloi'des, Gaertn. Leaves ovate, sinuate-toothed 

 or angled. Flowers solitary on axillary and terminal ped- 

 uncles. Escaped from gardens in some places. 

 4. LVCIIIM, L. MATRIMONY-VINE. 



L. VUlga're, Dunal. Common about dwellings. Berry 

 oval, orange-red. 



5. HYOSCY'AIHIJS, Tourn. HENBANE. 



H. niger, L. (BLACK HENBANE.) Escaped from gardens 

 in some localities. Corolla dull yellowish, netted with pur- 

 ple veins. Leaves clasping, sinuate-toothed. A strong- 

 scented and poisonous herb. 



6. DATU'RA, L. STRAMONIUM. THORN-APPLE. 



1. D. Stramo'nium, L. (COMMON THORN-APPLE.) Stem 

 green. Corolla white, 3 inches long. Leaves ovate, sinuate- 

 toothed. Eoadsides. 



2. D. Tat'ula, L. (PURPLE T.) Stem purple. Corolla 

 pale violet-purple. 



6. KfIOTIA'NA, L. TOBACCO. 



N. PUS'tiea, L. (WiLD TOBACCO.) Old fields and in 

 gardens. 



ORDER LX1X. GENTIANA'CE^. (GENTIAN FAMILY.) 



Smooth herbs, distinguished by having a 1-celled ovary with 

 seeds on the walls, either in lines or on the whole inner surface. 

 Leaves mostly opposite, simple, and sessile, but in one Genus 

 alternate and compound. Stamens as many as the lobes of 

 the regular corolla and alternate with them. Stigmas 2. 

 Calyx persistent. Juice colourless and bitter. 



Synopsis of the Genera. 



1 . fflra'sera. Corolla wheel-shaped, 4-parted ; a fringed glandular spot 

 on each lobe. Flowers light greenish-yellow, with small purple- 

 brown spots. 



