276 LILIACEAE 



the vax. parvum Jepson n. comb. Perianth-segments oblong, obtuse. — High Sierra Nevada 

 (7500 to 10,500 feet): Mt. Lyell, Jepson 3332 (bracts 2); El Capitan, Jepson 4360 (bracts 

 2 or 3) ; Nellie Lake, Fresno Co., A. L. Grant 1019. Also in the Washoe Mts., Nev. Var. 

 andersonii Wats. — Perianth-segments oblong, obtuse, 3 to 5 lines long; bracts 2, rose-purple, 

 broadly ovate, acuminate. — Truckee River basin (Prosser Creek, Nevada Co., Sonne; Donner 

 Lake, Sonne. Near Carson City, Nev., Anderson. Hall 4" Chandler 442 (North Forks Kings 

 Eiver) is similar to the Truckee River plants, but tlie pedicels are longer (5 to 7 lines). 



Refs. — Allium tribr.\cteatum Torr. Pac. R. Rep. 4:148 (1856), type loc, Duffield's 

 Ranch, east of Sonora, Tuohuime Co.; Wats. Bot. King, 353, 488, pi. 38, figs. 6-7 (1871). 

 Var. PARVUM Jepson. A. parvum Kell. Proc. C'al. Acad. 3:54, fig. 13 (1863), type loc. 

 "Washoe, Nov.," Veatch; Wats. Proc. Am. Acad. 14:232 (1879). A. ohtusum Lemmon, 

 Pitt. 2:69 (1890), type loc. Gold Lake, Plumas Co. A. parvum var. brucae Jones, Contrib. W. 

 Bot. 10:12 (1902), type loc. Yankee Hill, Butte Co., C. C. Bruce. A. ambiguum Jones, I.e. 18, 

 type loc. Summit, Nevada Co., Jones. Var. axdersonu Wats. Bot. King, 353, 488, type loc. 

 near Carson City, Nev., Anderson 63, 286 (1871). 



14. A. burlewii Davidson. Resembling A. tribracteatum ; bracts 3 to 5, 

 ovate, aeiite, with connate bases; leaf solitary, twice the height of the inflores- 

 cence; perianth-segments lanceolate-attenuate, 4 to 6 lines long; stamens equal 

 to segments or sliglitly exsei-ted ; style exserted 1 to 2 lines. 



Mountains of Southern California, 6700 to 9000 feet. 



Loes. — Mt. Pinos, Hall 6514; Mt. San Antonio, Peirson 2, 4, 266; San Jacinto Mts., 

 S. W. Anthony. 



Refs. — Allium burlewii Davidson, Bull. S. Cal. Acad. 15:17 (1916), type loc. summit 

 Mt. San Antonio, Fred Burlew. A. johnstonii Jones in litt. 



15. A. hyalinum Curran. Scape 6 to 14 inches high ; bulb-coats gray, with 

 horizontal, strongly undidate to serrate reticulation ; leaves generally 1 or 2, 

 linear, channeled; bracts ovate, acuminate; pedicels 6 to 11 lines long; perianth- 

 segments lanceolate to ovate, obtuse or acute, pale pink to white, becoming thin, 

 hyaline and spreading ; filaments subulate from a narrowly deltoid base, unequal, 

 li. to % the length of the perianth-segments ; capsule not crested. 



Rocky slopes. Sierra Nevada, 500 to 2600 feet, from Eldorado Co. to Kern Co. 



Locs. — Salmon Falls, Eldorado Co., K. Brandegee; Drytown, Amador Co., G. Hansen; 

 Mariposa, Congdon; Sequoia Park, Walter Fry 130, 398; Kernville, T. Brandegee; Keene, 

 Heller 7805. 



Var. praecox Jepson n. comb. (Fig. 47d.) Scape stouter, leaves broader; pedicels mostly 

 % to 1% inches long; reticulation of inner bulb-coats contorted-undulate ; perianth-segments 

 acute, longer, with rose-purple midnerve. — San Bernardino to San Diego Co.; Santa Barbara 

 Islands; northern Lower California; Slover Mt., Parish 4667; El Cajon, T. Brandegee; Santa 

 Cruz Isl., T. Brandegee. 



Var. hickmanii Jepson n. comb. Like the species but scape shorter (3 to 6 inches high) ; 

 leaves 2 to several, filiform; perianth-segments less hyaline, the midnerve rose-pink. — (Scapus 

 brevior, unc. 3-6 altus; folia filiformia, duo vel plura; segmentis perianthiura minus hyalinis.) 

 — Monterey, E. K. Abbott (type). 



Refs. — Allium hyalinum Curran, Bull. Cal. Acad. 1:155 (1885), type loc. McKewen 's 

 Ranch, near Salmon Falls, Eldorado Co., Curran; Wats. Proc. Am. Acad. 24:87 (1889) in 

 part. Var. praecox Jepson. A. praecox T. Brandegee, Zoe 5:228 (1908), type loc. San Diego, 

 T. Brandegee. A. campanulatum Parish, Erythea, 3:60 (1895), not Wats. A. peninsulare 

 Jones, Contrib. 10:22 .(1902), not Lemmon. Var. hickmanii Jepson. A. hickmanii Eastw. 

 Bull. Torr. Club 30:483 (1903), type loc. between Monterey and Pacific Grove, Eastwood. 



16. A. amplectens Torr. Scape slender, 6 to 13 inches high ; bnlb-eoats 

 commonly redilish, with a delicate transversely sinuate or serrate reticulation, 

 the vertical lines es[)eciall,v also minutely sinuous; leaves narrow and becoming 

 convolute-filiform above the sheathing base; bracts 3, short, abruptly acute; 

 umbel erect, usually dense; pedicels 25 to 35, 3 to 8 lines long; flowers white or 

 nearly so, the oblanceolate acuminate segments 3 to 4 lines long, more or less 

 exceeding the stamens and style ; ovary crests low, broad. 



Wet often rocky slopes at lower and middle altitudes (1000 to 4000 feet) : 



North Coast Ranges and Sierra Nevada. North to Oregon. 



Loes. — Indian Valley, ne. Lake Co., Jepson 8989; Hough Sprs., Jepson 9014; Mt. Tamal- 

 pais, T. Brandegee; Vaea Mts., Jepson; Red Mt., n. Mendocino Co., Eastwood; Kn'eeland 



