BUCKWHEAT FAMILY 407 



San Bernardino Mts. north to Monterey and San Benito cos. in the Coast 

 Ranges and to Tulare Co. in the 'southern Sierra Nevada. 



Locs. Sequoia Mills, Brandegee; Middle Tule Eiver, Purpus 1685; Havilah, Kern Co., 

 K. Brandegee; Tehachapi, K. Curran; Priest Valley, Hernandez, and Pacific Valley, Eastwood. 



Refs. ERIOGONUM INEEME Jepson. Oxytheca inermis Wats. Proc. Am. Acad. 12: 273 

 (1877), type from California, Miss M. J. Bancroft. Eriogonum vagans Wats. Proc. Am. Acad. 

 20: 370 (1885). 



7. E. apiculatum "Wats. Stems erect, trichotomously branching, y 2 to 2 

 feet high, the peduncles (2 to 4 lines long) in all the forks and terminal, the 

 lower half of the internodes and peduncles somewhat glandular-pubescent ; 

 leaves in a basal cluster, obovate or oblanceolate, narrowed below to a petiole, 

 7 to 12 lines long, hirsute-glandular; involucre 1 to 3-flowered, glabrous, tur- 

 binate, nearly 1 line long, 4-lobed, the lobes oblong and as long as tube ; pedi- 

 cels spreading or even deflexed, 2 to 7 lines long; calyx red in the bud, white 

 in flower, % line long, puberulent outside, segments oblong-obovate, deeply 

 notched with a slender point in the sinus, sometimes one or more merely 

 truncate, obtuse or apiculate. 



Mt. San Jacinto, 7800 to 8200 feet; Cuyamaca Mt. A dainty plant with 

 peculiar calyx segments, closely allied to E. parishii. 



Ref. ERIOGONUM APICULATUM Wats. Proc. Am. Acad. 17: 378 (1882), type loc. Mt. San 

 Jacinto, Parish Bros. 



8. E. ordii Wats. Diffusely paniculate, iy 2 to 2y 2 feet high, the lower parts 

 thinly tomentose, or the leaves glabrate above ; leaves in a rosulate basal clus- 

 ter and in whorls at the lower nodes, roundish to obovate, l 1 /^ to 2 inches long, 

 or the upper smaller, petioled; involucres 4-toothed, % to y 2 line long, 1 to 

 3-flowered, on pedicels 3 to 9 lines long; calyx dull white or pinkish, densely 

 pubescent outside, % to % line long, its segments ovate or oblong. 



Caliente, Kern Co., Davy 1869 ; Split Mt., Colorado Desert, Brandegee; west- 

 ern Arizona. 



Ref. ERIOGONUM ORDII Wats. Proc. Am. Acad. 21: 468 (1886), type loc. Fort Mohave, 

 Ariz., Lemmon. 



9. E. parishii Wats. Stems 1 to 3, forming a diffusely branched panicle 

 above the first node, ,4 to 9 inches high, glaucous but somewhat viscid with 

 stipitate glands; leaves in a basal cluster, broadly oblanceolate, hirsute, nar- 

 rowed to a short petiole, y 2 to iy 2 inches long; pedicels 1 to 4 lines long; in- 

 volucres 4-lobed at least to middle, % line long, 1 or 2-flowered ; calyx pinkish, 

 minutely pubescent, y 2 line long, outer segments ovate, the inner oblong- 

 spatulate. 



Mountains of Southern and Lower California. 

 Locs. San Bernardino Mts., Abrams 2983 ; Descanso, Brandegee. 



Ref. ERIOGONUM PARISHII Wats. Proc. Am. Acad. 17: 379 (1882), type loc. Bear Valley, 

 San Bernardino Mts., Parish Bros. 



10. E. trichopodum Torr. Annual or perennial; stems 1 or several from 

 the base, erect, umbellately 3 to 11-forked at and above the first node, glabrous 

 and glaucous, y 2 to 1.y 2 feet high; first internode often inflated upwards; 

 leaves in a basal cluster, roundish, crinkly, hirsute-pubescent, 6 to 9 lines long 

 on petioles 1 to iy 2 times as long; involucres minute (14 line long), 4-lobed, 

 2 to 4-flowered, on divaricately spreading hair-like pedicels 3 to 5 lines long; 

 calyx yellow or greenish, densely white-hispidulose on back of the ovate seg- 

 ments, y 2 to 94 line long; inner and outer segments alike and equal. 



Colorado and Mohave deserts north to Inyo Co. and the San Carlos Range. 

 East to Utah and Arizona. 



Locs. Twentynine Palms, T. Brandegee; Ludlow, Jepson 5506; Lanfair, Maye Tennent; 

 Calico Mts., Jepson 5412; Antelope Valley, Davy 2222; Providence Mts., T. Brandegee; Little 

 Lake, Inyo Co., Hall # Chandler 7354; Alcalde (Zoe, 4: 158). 



