WOOTON AND STANDLEY—FLORA OF NEW MEXICO. 245 
. Flowers blue. 
Leaves with numerous narrow segments; inflores- 
cence short; flowers small, crowded....... 4. D. confertiflorum. 
Leaves with few broad segments; inflorescence 
scapose; flowers large and scattered....... 5. D. scaposum. 
Plants tall, 1 meter high or more, with leafy stems. 
Segments of the leaves more or less oblong to linear, 
abruptly acute, only the basal segments cuneate; 
pubescence of short, curled, closely appressed 
hairs, rarely if ever glandular. 
Bracts of the inflorescence expanded and at least the 
lowest resembling foliar leaves..........-..... 6. 
Bracts of the inflorescence narrowly linear. 
Plants robust, 2 meters high or more............ 9. 
Plants of medium height, about 1 meter tall. 
Ultimate segments of the leaves oblong..... 7. 
Ultimate segments of the leaves narrowly 
. amplibracteatum. 
. robustum. 
. scopulorum. 
Gb 6bhUDULUCUG 
. tenursectum, 
Segments of the leaves narrowly diamond-shaped in out- 
line, with acute or acuminate apex and cuneate 
base; pubescence of spreading hairs, more or less 
glandular, at least in the inflorescence (except in 
no. 10). 
Flowers dull brownish or greenish purple. 
Leaf segments 10 to 20 mm. broad...........-... 12. D. sapellonis. 
Leaf segments narrow, 7 mm. wide or less....... ll. D. sierrae-blancae. 
Flowers deep blue. 
Sepals acuminate...............02 02 eee eee eee ee 13. D. cockerellit. 
Sepals not acuminate, at least a part of them 
obtuse. 
Leaf segments broad; leaves yellowish green.14. D. macrophyllum. 
Leaf segments very narrow; leaves dark 
green above............ 2. eee eee eee 10. D. novomexicanum. 
1. Delphinium nelsonii Greene, Pittonia 3: 92. 1896. 
TYPE LOcALITY: Wyoming. 
Rance: Washington and Nebraska to Utah and northern New Mexico. 
New Mexico: Chama; Tierra Amarilla; Stinking Lake. Openslopes, in the Transi- 
tion Zone. 
2. Delphinium alpestre Rydb. Bull. Torrey Club 29: 146. 1902. 
TYPE LocaLity: Mountains northwest of Como, Colorado. 
Rance: Colorado and northern New Mexico. 
New Mexico: Timber line above Baldy; Wheeler Peak. Meadows, in the Arctic- 
Alpine Zone. 
3. Delphinium camporum Greene, Erythea 2: 183. 1894. 
Delphinium wootoni Rydb. Bull. Torrey Club 26: 583. 1899. 
Type Locauity: ‘‘A plant of dry sandy plains along the eastern base of the whole 
Rocky Mountain range, apparently from British America to Mexico.”’ 
Rance: Colorado to Texas and Arizona. 
New Mexico: Nara Visa; Mangas Springs; flats near Nutt; Organ Mountains; Jor- 
nada del Muerto. Dry plains and hills, in the Upper Sonoran Zone. 
The type of D. wootoni was collected in the Organ Mountains. 
