ORDER 93. HYDROPHYLLACE^E. '255 



4. COSMANTIIUS, Nolle. MIAMI MIST. Cal. 5-parted. Cor. wheel- 

 bell-form, tube not appendaged, lobes delicately fringe-toothed, as long aa 

 the stamens. Ovary hairy. Capsule 2-valved, 4-seeded. (5) Delicate, with 

 alternate leaves and small pale flowers in long, bractless racemes. 



1 C. Purshll Wood. Nearly smooth, erect; Ivs. pinnatifld, the upper sessile, lobes 



57, oblong, acute ; rac. 9-15-flowered ; pedicels longer than the lance-linear, ciliate 

 sepals ; fls. light blue, 56". River bottoms, 111., Ky., to Qa. 8 13'. May, June. 



2 C. li in hrmtus MX. Pubescent ; stems clustered, assurgent ; leaves pinnate, witb 



5" roundish or oblong-obtuse lobes ; pedicels as long as the oblong-ppatulate, ob- 

 tuse sepals ; corolla white, 45". Mountains, Tcnn., Va., to Ga. May. 



5. PHACELIA, L. Cal. not appendaged. Corolla tubular-bell-form, 

 lobes entire, imbricate in bud, tube appendaged within. Sta. 5, generally 

 exsertcd. Ov. and caps, hispid, ovoid, 4 - oo-seeded. Herbs hispid, with 

 alternate leaves and 1-sided racemes. May, June. 



Capsule 4-seeded. Corolla tube evidently appendaged within Nos. \S 



% EUTOCA. Caps, (or ovary) 8- GO-seeded. Cor. obscurely appendaged. ..(a) 



a Seeds or ovules 6 8. Racemes simple. Native South Nos. 4 6 



a Seeds or ovules 20 or more. Rac. forked or corymbed. Gardens. (T). .Nos. 79 



1 f>. Itipiiiuatifida MX. Stem hairy, euberect, much branched ; Ivs. cut-pinnatifld, 



long-petioled, segm. again incised ; rac. forked or simple, loose ; corolla twice longer 

 than calyx, 6", blue. @ Hilly woods, 111. to N. C. and Ala. 1 2f. 



2 P. TANACETiroLiA. Hippid or hairy, tall, with pinnatisect leaves, long, deLe ru 



cemes, corollas blue, and long, exserted stamens. California. 1 2f. 



3 P. CONGESTA. Hoary-pubescent ; Ivs. pinnate with very unequal alternate-cut Ifts. 



racemes loose, spicate ; flowers small, blue ; stamens little exserted. California. If. 



4 P. parviflora Ph. Stems smoothish, weak ; Ivs. all petiolate, pinnatifld or 3-fld. 



lobes distant, small ; fls. 4", pale ; sep. smoothish. @ Shady banks, Pa., and 8. V. 



5 P. mar iilata Wood. Erect, branched, sparingly hirsute ; Ivs. pinnatifld, 5-7-lobed, 



lower petiolate, upper sessile ; fls. 7", violet-blue, 10-spotted around the yellow throat ; 

 si-pals brietly-ciliate, linear-oblong. @ Stone Mountain, Ga., and W. 6 12'. 



6 P. pusilla Buckley. Pubescent; leaves sessile, pinnatifld, lobes abruptly pointed ; 



fls. pale-blue or white ; sepals linear-oblong ; stamens exserted. Prairies, Ala. 



7 P. Franklinll Gray. Soft-hairy, erect ; Ivs. bipinnatifld with crowded lobes; ra- 



cemes short, dense, crowded, with blue fls. Isl. Royal (Porter) to Oreg. ! Cultivated. 



8 P. VISCIDA. Viscid with glandular hairs, ovate, coarsely-toothed leaves, and long, 



revolute racemes, uncoiling as the large (9") purple-blue flowers expand. Cal. If. 



9 P. MENZIESII. Lvs. linear, entire, or the lower with few Unear-oblong lobes ; flow- 



erg sessile, light-blue, in short spikes. Oregon. 



6. WHITLAVTA, Harvey. Cal. 5-parted. Cor. tubular-campanulate, 

 the 5 lobes abruptly spreading, throat slightly contracted. Sta. exserted. 

 Capsule co-seeded. (T) From Texas and California. 



W. oRANDiFLdRA. Some viscid, with broad, ovate, petiolate, coarsely-toothed leaves, 

 loose racemes of large (10 deep-blue (or white) bell-shaped flowers. June October. 



7. HYDROLEA, L. Sep. 5. Cor. rotate-campanulate, 5-lobed, bear- 

 ing the 5 stamens. Styles 2, distinct. Capsule 2-celled, 2-valved, the pla- 

 centae large, with oo minute seeds. Herbs with entire leaves and cymes 

 of blue flowers. July September. 



1 H. corymbosa Macbride. Not spiny, some hairy above ; Ivs. lance-ovate, sessile; 

 branchlets corymbed, each with a terminal, showy, azure flower. Ponds, S. 1 Sf. 



