198 MEDICINAL AND POISON(n'S PLANTS 



Fig. 184. — Marsh-marigold {CaUha palustris. Crowfoot Family, Ranuncu- 

 lacece). Plant in flower. (Original.)— Perennial herl), growing 30- 

 00 cm. tall; leaves smooth; flowers yellow; fruit dry. Native home, 



North Temperate regions. 



Fig. 185. — Marsh-marigold. Stamen. Pistil, eut vertically. Ovule. 

 Fruit, splitting open to discharge the seeds. Seed, cut verticall\' 

 Embryo. (Redrawn from Gray.) 



