296 LILIACEAE 



Coutra Costa and Monterey cos. southward to San Diego Co. Common on 

 half-open or bushy hills or mesas. May. Petals IVs to 1% inches long. 



Locs. — Mt. Diablo, Jepson 8326; Carmel River Valley, Ferguson- 2.53; "Waltham Creek, San 

 Carlos Range, Jepson- 2659; Ataseadero, Brewer 507; Cajon Pass, Jepson C099; e. San Bernar- 

 dino Valley, Jepson 5544: Riverside, Jepson 1228; San Timoteo Canon. Jepson 6081; San 

 Jacinto Caiion, Hall 2014; Santa Ana Mts., Alice King; San Diego, T. Brandegce. 



Ref. — Calochortl'S splendens Dougl.; Benth. Trans. Hort. Soe. Lond. ser. 2, 1:411, 

 pi. 15, fig. 1 (1835), type from Cal., Douglas. 



S. C. invenustus Greene. (Fig. 32d-f.') More slender and shorter than C. 

 splendens; stems 8 to 12 inches liigh, bulblet-bearing at the base; petals smaller, 

 the scattered hairs short; gland irregular, spreading, fan-shaped; gland hairs 

 cylindrical or subclavate with knobbed sides, not expanded stellate. 



Moist spots, plateau valleys iu the mountains bordering on the west the desert 

 region of Southern California, 4000 to 6500 feet ; somewhat rare. May. 



Locs. — Vandeventer, Jepson 1462; San Jacinto Mts., Eeintiardt; Rock Ci'eek, Peirso7i 9; 

 Leonis Valley, Davy 2608; Tehachapi, Greene. 



Befs. — Calochortus invenustus Greene. Pitt. 2:71 (1890), type loc. Tehachapi, Greene. 

 C. splendens var. montamis Purdy, Proc. Cal. Acad. ser. 3, 2:143 (1901), type loe. Raynetta, 

 Mt. San Jacinto. C. invcnusiu-s var. montanus Parish, Bull. S. Cal. Acad. 1:124 (1902). C. 

 montanu-s Da\-idson, Bull. S. Cal. Acad. 9:54 (1910). 



9. C. nuttallii Torr. Sego Lily. (Fig. 52g-j.) Stem 3 to 17 inches high, 

 bulblet-bearing at base ; basal leaf shorter than the stem or sometimes equaling 

 it in dwarf forms ; flowers solitary or in umbels ; bracts with white-scarious mar- 

 gins; sepals shorter than the petals; petals euneate-obovate, apiculate, slightly 

 erose, 1 to 1% inches long, white, sometimes shaded with lilac or with purple, 

 often a darker purple spot near the gland, a few long linear hairs about the 

 gland ; gland oval, rarely circular, bordered by a more or less continuous laein- 

 iated membrane and covered with hairs more or less laciniate at the tips; anthers 

 yellow, oblong-linear, obscurely sagittate at base, connnonly tortuous after de- 

 lii.seence, slightly longer than the filaments ; capsule linear, 2 to 2i o inches long, 

 attenuate at both ends. 



Arid mountains or valleys, 4000 to 10,000 feet ; east slope of the Sierra 

 Nevada and soutli to the high ranges bordering the deserts in Southern California ; 

 east to the Rocky Mts. 



Locs. — Honey Lake, T. Brandegee; Volcano Creek, Tulare Co., Hall tf- BahcocJ: 5426; 

 Mt. Pinos, Hall 6506. The Chveng Valley plants have purplish maroon anthers (^ C excavattis 

 Greene): Wliite Mts., Jepscm. 7247; Bishn]i, Almrda Nordyke. The following from Southern 

 California are more slender but agree teclmically with the species: Lytle Creek Canon, Mt. 

 San Antonio, Hall 1452; Bear Valley, San Bernardino Mts., Fari.<:h 3159; Santa Ana Canon, 

 Hall 7655; Mt. San Jacinto. Jepson 2321. The following are extra-limital : Verdi, Washoe 

 Co., Nev., Sonne; Mangas Sprs., N. M., 0. B. Metcalfe; Indian Creek, Carbon Co., Wyo., 

 Goodding ; Malheur River, e. Ore., Cu-sick 2544. 



Refs. — Calochortus nuttallii Torr. in Stansburv Expl. Utah, 397 (1852), type loe. Salt 

 Lake Valley, Utah, Stanshurir, Purdy, Proc. Cal. Acad. ser. 3, 2:146 (1901) 'in part. C. 

 leichtlinii of many authors as to Great Basin or Rocky Mt. plants. C. excavatu-s Greene, 

 Pitt. 2:71 (1890), 'type loc. Bishop Creek, Inyo Co.. Shoelley 427. C. discolor Davidson, Bull. 

 S. Cal. Acad. 14:11 (1915), type loc. Bishop, Davidson 2672. C. campestris Davidson. Bull. 

 S. Cal. Acad. 14:12 (1915), type loc. Bishop, Dai-idson 2657. Petals pink; gland circular. — 

 Ex. char. C. acuminahis Rydb. Bull. Torr. Club 24:189, pi. 301 (1897), type loc. Lima, 

 Montana, seems close to C. nuttallii but has narrower more acuminate petals. 



10. C. macrocarpus Dougl. (Fig. 53a, b.) Stem bulbiferous at base, stout, 

 erect, 1 to 2 feet high ; cauline leaves 3 to 5, narrow and convolute ; sepals long- 

 lanceolate, stiffly spreading, jnirple inside, equaling or slightly exceeding the 

 petals; petals persistent until capsule lias reached almost mature size, long obo- 

 vate, prominently apiculate, l^^ to 214 inches long and ^4 inch wide, purple- 

 lilae, lighter at base and sometimes with a deeper band below middle, a greenish 

 median line on the back, the lower third of petal white and with scattered hairs 



