Ranunculacea—Caltha. 13 
1. C. palistris. Marsh Marigold.—A showy native plant 
growing on the margins of streams and in swampy places, pro- 
ducing its large yellow flowers in Spring. There is a double- 
flowered variety (fig. 9) in cultivation. 
7. TROLLIUS. 
Erect perennials. Leaves deeply palmately lobed. Flowers 
terminal, large, globular, yellow or lilac. Sepals 5 to 15, 
petaloid. Petals 5 to 15, small, narrow, shortly clawed, with a 
glandular pit at the base of the 
blade. Carpels many,  several- 
seeded. Few species, natives of 
temperate Europe, Asia, and North 
America. Name from trol, a globe, 
in Old German. 
1. 7. Europeéus (fig. 10). Com- 
mon Globe Flower.—This plant is 
a native of Britain and the moun- 
tains of Central Europe generally. 
It is in bloom from May to July. 
Fig. 9. Caltha palustris flore pleno. (} nat, size.) Fig. 10. Trollius Europeus, (} nat. size.) 
Flowers lemon-yellow. 7. Asidticus has dark orange rather 
larger flowers; 7. Caucdsicus bright yellow; and 7. Ameri- 
cdnus, a dwarfer species, has also yellow flowers with spreading 
sepals. 
