WATERLEAF FAMILY 515 



or sparsely branched. Basal leaves alternate, ovate to ovate-orbicular, 4-9 cm. long, 3-7 cm. 

 broad, doubly serrate to coarsely and irregularly dentate, obtuse, truncate or cuneate at base, 

 the petiole usually shorter than the blade ; cauline leaves like the basal but shorter-petiolate to 

 sessile ; flowers rather numerous, the pedicels unequal and some of them slender, in lax, simple, 

 or few-branched cymes, the cymes 1-1.5 dm. long, erect in fruit; calyx-lobes linear-oblong to 

 narrowly spatulate, 5-6 mm. long, 1-1.5 mm. broad, glandular-hirsute, in fruit up to 10 mm. 

 long, 2 mm. broad; corolla blue with a white or purplish center, or entirely white, pelviform 

 to subrotate, deciduous, 8-18 mm. long and broad, the lobes obovate, 5-10 mm. long, the fila- 

 ments sparingly pilose ; scales none ; style included, 5-12 mm. long, cleft one-half to two-thirds ; 

 capsule oblong-ovoid, 8-12 mm. long, acuminate, glandular-hirsute and flattened at apex ; seeds 

 40-80 (?), irregularly ovoid, 0.5-0.75 mm. long, brown, rather finely foveolate. 



Dry soil in open places, Sonoran Zones; coastal California from southern Monterey County to San Diego 

 County, and adjacent islands. Type locality: "California." Collected by Douglas. March-June. 



65. Phacelia grandiflora (Benth.) A. Gray. Large-flowered Phacelia. Fig. 4124. 



Eutoca grandiflora Benth. Trans. Linn. Soc. 17: 278. 1835. 

 Eutoca speciosa Nutt. Journ. Acad. Phila. II. 1: 158. 1848. 

 Phacelia grandiflora A. Gray, Proc. Amer. Acad. 10: 321. 187S. 



Annual, 5-10 dm. tall from a taproot, glandular-hirsute or -hispid throughout; stem erect, 

 simple or sparsely branched above. Basal leaves alternate, ovate to ovate-orbicular, 4-10 cm. 

 long, 3-9 cm. broad, shallowly dentate and often serrate, obtuse, truncate or cordate at base, 

 the petiole usually shorter than the blade; cauline leaves like the basal but shorter-petiolate to 

 sessile; flowers numerous, short-pedicellate, in rather dense, simple or few-branched cymes, 

 the cymes 1-3 dm. long, erect in fruit; calyx-lobes oblong to oblanceolate, 7-8 mm. long, 1.5-2 

 mm. broad, glandular-hirsute, in fruit up to 10 mm. long, 2 mm. broad; corolla^pale purplish 

 blue or white to the center, pelviform to subrotate, deciduous, 12-25 mm. long, 30-50 mrn. broad, 

 the lobes obovate, 7-12 mm. long, the whole greatly exceeding the calyx; stamens included, 

 7-18 mm. long, the filaments glabrous, the anthers oblong, about 1.5 mm. long; scales obsolete; 

 style included, 10-20 mm. long, cleft about three-fourths ; capsule oblong-ovoid, 8-12 mm. long, 

 acuminate, glandular-hirsute at apex; seeds 75-100 (?), oblong-ovoid, 0.75-1 mm. long, light 

 brown, coarsely foveolate. 



Dry canyons, Sonoran Zones; coastal southern California from Santa Barbara County to northern Lower 

 California. Type locality: California. Collected by Douglas. April-June. 



66. Phacelia calthifolia Brand. Caltha-leaf Phacelia. Fig. 4125. 



Phacelia calthifolia Brand, Jahresb. Kgl. Gymnas. Sorau Beilage 8. 1911. 



Annual, 1-3.5 dm. tall, the branches few to several, ascending, glandular-hirsutulous 

 throughout. Basal leaves suborbicular, usually cordate, 1.5-3 cm. in diameter, crenulate or 

 crenulate-dentate, the stout petioles usually exceeding the blades; cauline leaves few, like the 

 basal ; flowers rather numerous, short-pedicellate in dense cymes, the inflorescence exceeding the 

 foliage, the cymes up to 7 cm. long and erect in fruit; calyx-lobes oblong, 3-4 mm. long, up to 

 1 mm. broad, subequal, densely glandular-hirsutulous, in fruit up to 5 mm. long, a little shorter 

 than the capsule; corolla purple, broadly campanulate, deciduous, about 1-1.5 cm. long, 1.5-2 

 cm. broad, the lobes orbicular, 2-3 mm. long, the whole two or three times the length of the 

 calyx; stamens included, 5-6 mm. long, unequal, the filaments pubescent, the anthers oblong; 

 scales lanceolate to ovate, 2-3 mm. long, attached to the filaments at the base; style included, 

 5-6 mm. long, divided about to the middle; capsule ovoid-globose, about 5 mm. long, viscid- 

 hirsutulous; seeds about 50, ovoid, about 1 mm. long, brown, transversely corrugated. 



Alkaline flats, Sonoran Zones; Death Valley and the northern Mojave Desert, California, to adjacent Nevada. 

 Type locality: Panamint Mountains, California. March-May. 



67. Phacelia pachyphylla A. Gray. Thick-leaf Phacelia. Fig. 4126. 



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



Annual, 1-1.5 dm. tall, the branches few, ascending, glandular-hirsutulous throughout. 

 Basal leaves oval to orbicular, cordate, 2-2.5 cm. in diameter, entire or crenulate, the slender 

 petioles usually exceeding the blades ; cauline leaves few, like the basal ; flowers numerous, 

 subsessile, in dense terminal cymes, the inflorescence exceeding the foliage, the cymes in fruit 

 up to 5 cm. long and erect; calyx-lobes oblong, 2-3 mm. long, subequal, densely glandular- 

 hirsutulous, in fruit up to 5 mm. long, a little shorter than the capsule ; corolla violet or purple, 

 funnelform-campanulate, deciduous, 5-7 mm. long and broad, the lobes orbicular, 1.5-2 mm. 

 long, the whole twice the length of the calyx ; stamens included, 2 . 5-4 mm. long, the filaments 

 pubescent, the anthers oval ; scales linear, 1-2 mm. long ; style included, 2-3 mm. long, divided 

 nearly to the middle, viscid-hirsutulous ; capsule ovoid-globose, about 5 mm. long, glandular- 

 puberulent; seeds more than 100, oblong-ovoid, 1-1.25 mm. long, brown, transversely corru- 

 gated. 



Alkaline flats, Sonoran Zones; Mojave and Colorado Deserts, California. Type locality: near Calico Mines, 

 Mojave Desert, California. April-May. 



Phacelia neglecta M. E. Jones, Contr. West. Bot. 12: 50. 1908. Plants smaller and more compact, the 

 inflorescence partially concealed by the foliage; corolla white, 5 mm. long. Mojave and Colorado Deserts, Califor- 

 nia, to adjacent Nevada and Arizona. Type locality: Needles, California. 



