318 MISC. PUBLICATION 42 3, U. S. DEPT. OF AGRICULTURE 



1. Aquilegia desertorum (M. E. Jones) Cockerell, Muhlenbergia 1: 27. 



1901. 



Aquilegia formosa Fisch. var. desertorum M. E. Jones, Contrib 

 West. Bot. 8: 2. 1898. 



Northern Navajo County and Coconino County, 7,000 to 7,500 feet, 

 July, type from Flagstaff (Jones in 1884). Known only from northern 

 Arizona. 



2. Aquilegia triternata Payson, Contrib. U. S. Natl. Herbarium 20: 



147. 1918. 

 Apache and Coconino Counties, south to Cochise and Pima Coun- 

 ties, 6,000 to 10,000 feet, chiefly in coniferous forests, June to October. 

 Colorado, New Mexico, and Arizona. 



3. Aquilegia micrantha Eastw., Calif. Acad. Sci. Proc. ser. 2, 4: 559. 



1895. 



Aquilegia ecalcarata Eastw. var. micrantha Payson, Contrib. 

 U. S. Natl. Herbarium 20: 154. 1918. 



Betatakin Canyon (Navajo County), Grand Canyon (Coconino 

 County), 6,500 to 7,000 feet, rocky slopes, June. Colorado, Utah, 

 and northern Arizona. 



The flowers are reported by Payson to be fragrant. 



4. Aquilegia chrysantha A. Gray, Amer. Acad. Arts and Sci. Proc. 8: 



621. 1873. 



Apache County to Mohave County, south to Cochise and Pima 

 Counties, 3,500 to 11,000 feet, rich moist soil, chiefly in the yellow 

 pine belt but descending lower along streams, April to September. 

 Southern Colorado to western Texas, Arizona, and northern Mexico. 



With its large, very long-spurred, canary-yellow flowers, this is 

 one of the handsomest plants of the State. It is by far the most 

 abundant and widely distributed of the Arizona columbines and is ex- 

 ceptional in its wide altitudinal range. 



5. Aquilegia coerulea James in Long, Exped. 2: 15. 1823. 

 Tunitcha Mountains, Apache County (Goldman 2920), San Fran- 

 cisco Peaks, Coconino County, 11,000 feet (Deaver 919). Montana 

 and Idaho to New Mexico and northern Arizona. 



The very beautiful typical form of the species, with blue sepals and 

 spurs and white petal blades, is the State flower of Colorado. A 

 white-flowered form, var. pinetorum (Tidestrom) Payson (A. pine- 

 torum Tidestrom), is known for Arizona only by the type collection 

 in Warm Spring Canyon, Kaibab Plateau (Tidestrom 2328). 



5. DELPHINIUM. Larkspur 

 Contributed by Joseph Ewan 



Perennial herbs; leaf blades palmately divided; inflorescence 

 racemose; sepals 5, irregular, the upper one produced into a spur; 

 petals in 2 unequal and unlike pairs, the upper ones firm with an 

 oblique blade, the lower ones wholly membranous, more or less ligu- 

 late and notched; follicles many-seeded; seeds with wings or angles, 

 or enveloped in a papery pellicle. 



