ROCK ROSE FAMILY 407 
NI 
wy 
tT 
LESS 
Gye 
PLATE 97 
canadense. 3. Elodea virginica, 4, Ela- 
1. Helianthemum majus. 2. H. 
tine americana. 5. Hudsonia ericoides. 6. H. tomentosa. 7. Lechea inter- 
media, 8, L, minor, 9. L. juniperina. 10, L, racemulosa, 
