512 HYDROPHYLLACEAE 



oblong-oval to ovate, O.S-1.5 cm. long, about 0.5 cm. broad, entire to serrate; flowers few, slender-pedicellate in 

 elongate cymes; corolla pale lavender, tubular-campanulate, about 5 mm. long; stamens included, the filaments 

 glabrous; scales linear to obsolete; style included, glabrous; seeds ovoid, about 1 mm. long. Desert ranges, eastern 

 San Bernardino and Inyo Counties, California to Nevada. Type locality: Clark Mountain, San Bernardino 

 County, California. 



57. Phacelia Lemmonii A. Gray. Lemmon's Phacelia. Fig. 4116. 



Phacelia Lemmonii A. Gray, Syn. Fl. N. Amer. ed. 2. 2^: 417. 1886. 

 Phacelia heterosperma Parish, Bot. Gaz. 13: 37. 1888. 

 Phacelia polysperma Brand, Pflanzenreich 4^^: 119. 1913. 



Annual, 0.5-2 dm. tall from a slender taproot, glandular-puberulent or hirsutulous through- 

 out; stems erect, usually branched above the base. Leaves alternate, oblong-oval to broadly 

 ovate, 1-2.5 cm. long, 0.5-2 cm. broad, repand to dentately lobed, cuneate or obtuse at base, 

 with a rather short petiole ; cauline leaves numerous, like the basal ; flowers numerous, short- 

 pedicellate in dense, elongate cymes, the cymes 5-20 cm. long, erect in fruit ; calyx -lobes oblong 

 to oblanceolate, 2.5-4 mm. long, 0.3-1 mm. broad, unequal, glandular-hirsutulous, 5-7 mm. 

 long, 0.5-2 mm. broad in fruit; corolla pale purple to white, narrowly campanulate, deciduous, 

 4-6 mm. long, 3-4 mm. broad, the lobes oval, 1-2 mm. long, the whole a little longer than the 

 calyx; stamens included, 2-3 mm. long, the filaments glabrous, the anthers about 0.25 mm. long; 

 scales oval to narrowly oblanceolate, or obsolete, free from the filament ; style included, 

 2-2.5 mm. long, glandular-pubescent at base, cleft one-quarter or less; capsule oblong or ovoid, 

 3-4 mm. long, glandular-hirsutulous; seeds about 100, roughly ovoid, about 0.5 mm. long, dark 

 brown, coarsely foveolate. 



Moist places in desert ranges, Sonoran Zones; eastern and southern California to western Nevada and central 

 Arizona. Type locality: plains at Mineral Park, northwestern Arizona. March-July. 



58. Phacelia Parishii A. Gray. Parish's Phacelia. Fig. 4117. 



Phacelia Parishii A. Gray, Proc. Amer. Acad. 19: 88. 1883. 



Annual, 1-1.5 dm. tall from a slender taproot, glandular-puberulent or -hirsutulous through- 

 out; stems diffusely branched. Basal leaves alternate, oblong to obovate, 1-3 cm. long, 0.5-2 cm. 

 broad, entire to shallowly dentate, tapering at base into a petiole of about equal length ; cauline 

 leaves few, like the basal but short-petiolate to sessile; flowers numerous, short-pedicellate in 

 dense, pedunculate cymes, the cymes 2-3 cm. long, erect in fruit ; calyx-lobes oblong to obovate, 

 3.5-4.5 mm. long, 1-2.5 mm. broad, unequal, glandular-hirsutulous, 6-7.5 mm. long, 1.5-4 mm. 

 broad in fruit ; corolla lavender with a yellow-based tube, narrowly campanulate, deciduous, 

 5-6 mm. long, 3-4 mm. broad, the lobes about 1 mm. long; stamens included, 2.5-3.5 mm. long, 

 the filaments pubescent at base, the anthers oval, 0.5 mm. long; scales semioval or variable; 

 style included, 1.5-2 mm. long, cleft one-third or less; capsule oblong-ovoid, about 4 mm. long, 

 hirsutulous; seeds about 25, oblong-ovoid, 1-1.3 mm. long, dark brown to black, finely foveolate. 



Desert slopes, usually alkaline, Sonoran Zones; Mojave Desert, California, to Nevada. Type locality: Rabbit 

 Springs, Mojave Desert, California. April-July. 



59. Phacelia saxicola A. Gray. Rock Phacelia. Fig. 4118. 



Phacelia saxicola A. Gray, Proc. Amer. Acad. 20: 169. 1884. 



Annual, 0.5-1.5 dm. tall from a slender taproot, glandular-hispid throughout; stems erect 

 or ascending, difl'usely branched. Basal leaves alternate, oblanceolate to spatulate, 5-7 mm. 

 long, 2-4 mm. broad, entire, tapering at base into a petiole of about equal length ; cauline leaves 

 like the basal ; flowers rather few, short-pedicellate in lax, few-branched cymes, the cymes 

 5-8 cm. long, erect in fruit; calyx-lobes linear to narrowly oblanceolate, 3-4 mm. long, 0.5- 

 0.75 mm. broad, subequal, united for the basal 1 mm., glandular-hispid, 5-7 mm. long, 0.5-1.5 

 mm. broad in fruit ; corolla bluish with a white tube, narrowly campanulate, marcescent, 

 3-4 mm. long, 1.5-2 mm. broad, the lobes oval, about 1 mm. long; stamens included, 1.5-2 mm. 

 long, the filaments glabrate, the anthers oval, 0.25 mm. long; scales small, linear; style in- 

 cluded, 1.5 mm. long, cleft about one-fourth; capsule ovoid, 2.5 mm. long, hispid; seeds 40-55, 

 orbicular, flattened, 0.3-0.4 mm. long, black, shallowly pitted or smooth. 



Desert ranges, usually in limestone soil, Sonoran Zones; eastern California to southern Nevada and northern 

 Arizona. Type locality: Kingman Station, northern Arizona. April-Aug. 



60. Phacelia Parryi Torr. Parry's Phacelia. Fig. 4119. 



Phacelia Parryi Torr. Bot. Mex. Bound. 144. 1859. 



Phacelia Parryi var. celata Jepson & Hoover ex Jepson, Fl. Calif. 3: 276. 1943. 



Annual, 1.5-6.5 dm. tall from a taproot, glandular-hispid and puberulent throughout; stem 

 simple or sparingly branching. Basal leaves alternate, oblong-ovate to broadly ovate, 2-5 cm. 

 long, 1-4 cm. broad, obtuse, truncate or cordate at base, coarsely dentate, doubly dentate, or 

 lobed, the petiole usually longer than the blade ; cauline leaves shorter-petiolate ; flowers few, 

 long-pedicellate in lax open cymes, the cymes simple or few-branched, 1-3 dm. long, erect in 

 fruit; the fruiting pedicels 1-2.5 cm. long, spreading horizontally or curved; calyx-lobes 

 linear-oblong, 5-8 mm. long, 1 mm. broad, somewhat enlarged in fruit; corolla violet with a 

 white- or yellow-marked center, pelviform or subrotate, deciduous, 1-2 cm. long, 1.5-3 cm. 

 broad, the lobes obovate, 5-10 mm. long, the whole much longer than the calyx ; stamens 

 equaling or a little longer than the corolla, 1-2 cm. long, the filaments pubescent, with a hairy 

 quadrate dilation at base; style 0.8-2 cm. long, pubescent, cleft one-third to one-half; capsule 



