7° HYDROPHYLLACEAE. Vo. III. 
6. Phacelia hirstita Nutt. Hairy Phacelia. 
Fig. 3495. 
Phacelia hirsuta Nutt. Trans, Am. Phil. Soc. (II.) 
5: 191. 1834-37. 
Phacelia parviflora var. hirsuta A, Gray, Proc. Am. 
Acad, 10: 321. 1875. 
Similar to the preceding species but usually 
stouter and larger, hirsute-pubescent. Leaves 
petioled, pinnatifid or deeply pinnately divided 
into 5-9 oblong obtuse usually entire segments, 
or the upper 3-5-lobed or entire, sessile; racemes 
rather dense, scorpioid when unfolding; flowers 
q blue, 6’-7” broad; calyx-segments oblong-lanceo- 
lp late, hirsute; corolla rotate-campanulate, its ap- 
pendages short; ovules 3-4 on each placenta; 
stamens scarcely exserted; capsule globose, 4-8- 
seeded. 
In dry soil, Virginia to Georgia, west to Missouri, 
Kansas and Texas, April-June. 
7. Phacelia Covillei S. Wats. Coville’s 
Phacelia. Fig. 3496. 
Phacelia Covillei S, Wats. in A. Gray, ‘Man, Ed. 
6, 360. 1890. 
Annual, similar to the two preceding species, 
branched from the base, pubescent; branches 
very slender, weak, 6’-12’ long. Leaves deeply 
pinnatifid or pinnately divided into 3-7 oblong 
or obovate, obtuse segments; racemes only 
1-5-flowered; pedicels filiform, 6-8” long; 
calyx-segments linear, elongating in fruit; 
corolla tubular-campanulate, about 3” long and 
broad when expanded; filaments glabrous; 
anthers not exserted; appendages of the co- 
rolla obsolete; capsule globose, 13’-2” in diam- 
eter; fruiting pedicels recurved. 
Along the Potomac River above Washington, 
D. C., and in Illinois, April-May. 
8. Phacelia Puirshii Buckl. 
Phacelia Purshiti Buckl. Am. Journ. Sci. 45: 171. 
1843. 
Annual, pubescent; stem erect, usually much 
branched, 6-18’ high. Lower and basal leaves 
petioled, 14-3’ long, pinnately parted or pin- 
natiid into 9-15 oblong or lanceolate, acute or 
obtusish, entire or sometimes incised segments; 
upper leaves sessile, with fewer segments; ra- 
cemes strongly I-sided, 10~-20-flowered, much 
elongated in fruit; pedicels 3”-12” long; calyx- 
segments lanceolate or linear-lanceolate; corolla 
5-6” broad, blue or white, nearly rotate, not 
appendaged within, its lobes fimbriate; filaments 
slightly exceeding the corolla; ovules 2 on each 
placenta; capsule globose-ovoid. 
In moist woods or thickets, Pennsylvania to Min- 
nesota, south to North Carolina, Alabama and Mis- 
souri, Ascends to 2000 ft, in Virginia. April-June. 
