HTDROPHYLLACEiE. (WATERLEAP FAMILY.) 335 



obovatc or wcdgc-sliapccl, crcnatcly tootlicd ; the lowest ones mostly opposite, 

 and 3 - 5-lobe(l ; flowers minute, white, on slender spreading peduncles, which 

 arc shorter than the petioles ; ovary 4-ovuled ; capsule 1 - 2-secdcd. — Shady 

 woods, Florida, Gcorfria, and westward. April - June. — Stem 3'-l° long. 

 Leaves i'- I' long. Corolla 1" long. Seeds bony. 



3. PHACELIA, Juss. 



Calyx ,5-parted, not appendaged in the sinuses. Corolla bell-shaped, 5-!obed, 

 imbricated in the bud. Stamens included or cxserted : anthers ovoid or oblong. 

 Ovary 2 -many-ovuled ; tlic 2 narrow plaeentai often projecting inwards, and 

 forming an imperfect i)artition in fmit. Style 2-cleft. Capsule 2-valvcd, 4 - 

 many-seeded. — Low ciiiefly annual herbs, with alternate mostly piunately 

 divided leaves, and white or blue (lowers in one-sided racemes. 



§ 1. Pii.vcELi.\. — Ovules and seeds 4: corolla variously appendarjed witlnn, the 



lobes entire. 



1 . P. bipinnatifida, Michx. Hairy ; stem erect, mucli branched ; leaves 

 long-petioled, 3-5-Iobed, with the lobes oblong-ovate, acutely toothed ; tiic lower 

 ones short-stalked, the upper confluent ; racemes loosely many-flowered, gland- 

 ular ; pedicels slender, recurved in fruit; calyx-lobes linear, iiispid; stamens 

 bearded below, eciualling or longer than the corolla. — Shaded banks, Alabama 

 to North Carolina. May and June. — Stem 6'- 12' high. Corolla blue, ^' wide. 

 \ 2. Cos.MAXTiius. — Ovules and seeds 4 : corolla not appendugal icilhin, the lobes 



Juiibriale: filaments liainj below. 



2. P. Purshii, Buckley. Stems erect or ascending, clustered, smooth 

 or hairy, branched ; leaves hirsute ; the lower ones petioled, almost jnnnate, the 

 upper clasping, pi.nnatifid, with the lobes acute ; racemes many-flowered ; calyx- 

 lobes lanceolate-linear, bristly-ciliate ; corolla blue. (P. fimbriata, Parsh.) — 

 Shady hanks, North Carolina, Tennessee, and northward. Jlay and Juno. — 

 Stem 8' - 12' high. Corolla J-' wide. 



3. P. fimbriata, Michx. Smoothish or slightly hairy ; stems spreading 

 or ascending; leaves h\\, the lowest petioled, with 3-5 roundish leaflets; the 

 upper ones pinnately 5- 7-lobed, with the lobes obtuse ; racemes 3 - 10-flowcred ; 

 calyx-lobes linear-oblong, obtuse; corolla white. — High mountains of North 

 Carolina, Micliaux, Burl.-Iei/. May. — Stems 5' -8' long. 



§ 3. EuTOCA. — Ovules more than 4 : corolla usually with minute appendages 

 icilltin, the lobes entire. 



4. P. parviflora, Pursh. Pubescent; stems several, spreading, branching; 

 leaves petioled ; the lowest 3 - 7-lobcd, the upper 3-parted ; racemes loosely 5- 

 15-flowered; pedicels slender, much longer than the calyx; calyx-lobes linear- 

 oblong, bristly-ci!i;Ue; corolla small, palc-blue or white. — Sliady banks, North 

 Carolina, and northward. April and May. — Stems 3' -8' liigh. Corolla 3''- 

 4" wide Capsule fjw-sceded. 



5. P. pusilla, Buckley. Pubescent and somewhat gkaucous ; stems as- 

 cending, branched ; leaves sessile, pinnatifid, the segments obovate, abrujitly 



