134 
CARYOPHYLLACEAE. 
1. Lychnis Drummondii (Hook.) S. Wats. On dry hills and plains from 
Man. to B. C., N. M. and Ariz.—Alt. 4000-10,000 ft.—Sangre de Cristo Creek; 
Middle Park; Ironton Park, 9 miles south of Ouray; hills about Box Canon, 
west of Ouray; Marshall Pass; Georgetown; Yampa; mountains between 
Sunshine and Ward; Trapper’s Lake; South Park; Empire; vicinity of 
Como; Leroux Creek, Delta Co. 
2. Lychnis striata Rydb. On hillsides from Wyo. to Utah and Colo.—Alt. 
8000-10,000 ft.—Cameron Pass; Silver Plume. 
3. Lychnis montana S. Wats. Mountains of Colo, and Wyo.—“Colorado”; 
exact locality not given. 
3. VACCARIA Medic. Cow-herb. 
1. Vaccaria Vaccaria (L.) Britton. (Saponaria Vaccaria L.) In waste 
places from Ont. to Alaska, Fla. and Calif.—Naturalized from Europe.—Alt. 
5000-8000 ft.—Cucharas Valley; Wahatoya Creek; Pagosa Springs; Boulder; 
Ft. Collins; Pueblo. 
Order 25. RANALES. 
Stamens numerous; anther-sacs opening by slits. 
Gynoecium of single or several free carpels. 
Submerged water plants with minute axillary sessile monoecious flowers; 
anthers with horn-like appendages. 53. Ceratophyllaceae. 
Land plants or rarely water plants with perfect or rarely dioecious flowers ; 
anthers not with horn-like appendages. 54. Ranunculaceae. 
Gynoecium of several united carpels; water plants with floating, reniform or 
orbicular-cordate leaf-blades. 55. Nymphaeaceae. 
Stamens definite (in ours 6) ; anther-sacs opening by hinged valves. 
56. Berberidaceae. 
Family 53. CERATOPHYLLACEAE. A Gray. 
1. CERATOPHYLLUM L. 
1. Ceratophyllum demersum L. In water from Newf. and Ore. to Fla. and 
Calif.—Platte River. 
Family 54. RANUNCULACEAE Juss. Crowfoot Family. 
Carpels with several ovules; fruit a follicle or a berry. 
Flowers regular. 
Petals inconspicuous or none, not spurred. 
Fruit follicles; leaves simple ; flowers solitary. 
Petals wanting; leaf-blades entire or toothed. 1. Caltha. 
Petals present, small, linear, clawed; leaf-blades palmately parted and 
toothed. 2. Trollius. 
Fruit a berry; leaves twice or thrice ternately compound; flowers racemose. 
3. Actaea. 
Petals conspicuous, produced into a spur or at least saccate at the base; 
leaves ternately compound. 4. Aquilegia. 
Flowers irregular. 
Posterior sepal spurred. 5. Delphinium. 
Posterior sepal hooded, helmet-shaped or boat-shaped. 6. Aconitum. 
