oedee 92.— polj;mojtiacels. 569 



1 to 2' long, acute, the lower tapering to the base, the upper broad and clasping 

 at base, the floral linear setaceous. Pedicels diverging, as long as the calyx which 

 is half as long as the corolla tube. Cor. of a peouhar light but brilliant grayish 

 blue. Apr., May. 



p. Laphamii. Lvs. ovate, pd. obtuse, entire. — 'Wis. (Lapham) Western Ke- 

 serve (Cowles) and southward, not uncommon. 



9 P. Brummondii Hook. Dhummond's Ltohnidea. Erect, dichotomously 

 branched, glandular-pilous ; lvs. mostly alternate, oblong or lanceolate, scabrous ; 

 corymb dense-flowered ; cal. hairy, segm. lanceolate, setaceous, elongated, revo- 

 Ivie; cor. iubepihus, segm. obovate, entire. — ©Banks of Flint E., S. E. Ga. I and 

 Tex. One 'of the hand.=omest species of the genus, common in cultivation. 

 Whole plant glabular-scabrous, 8 to 12' high. Fls. very showy, all shades from 

 white to dark purple, and exquisitely penciled with a star. May, Jn. 



10 P. bifida Beck. Low, assurgent, diffusely branched, puberulent; lvs. am- 

 plexicaul, subrovolute on the margin, acutish, lower lance-ovate, upper lanee- 

 liuear ; corymbs very loose, 2 — 5-flowered ; cal. segments linear, acute ; cor. tube 

 curved, segments deeply bifid. — A very distinct species, and very rare, in Mo. 

 (Beck), Cass Co., m. (Mead). Stem brownish-purple, slender, 6' high. Leaves 

 12 — 15" by 1 — 2", lower much shorter. Pedicels 1' long. Cor. purple, tube 

 much curved. Apr. 



11 P. subulata (and P. setacea L.) Moss Pink. Procumbent, caespitous, much 

 branched, pubescent ; lvs. rigid, subulate or linear-subulate, ciliate, fascicled in 

 the axils ; cal. teeth linear-subulate, very acute ; cor. lobes cuneate, emargiuato. 

 Rocky hills, Penn. to Ga. and Ky., abundant in its localities, in dense, turfy 

 masses, spangled over in May with rose-colored flowers. Corymb, 3 — 6-flowered. 

 Cor. white or pink, deeper purple in the center. May. f 



2. POLEfflO'NlUffl, L. Greek Valerian. (Gr. TroAe/iOf, war; 

 Pliny relates that two kings fouglat for the merit of its discovery.) 

 Calyx campanulate, S-cleft; corolla rotate-campanulate, limb 6-lobecl, 

 orect, tube short ; stameus declined^ equally inserted at the throat, fila- 

 lacnts with hairy appendages at ba.sc ; capsule 3-celled, 3-valved, cells 

 many-seeded. — Herbs with alternate, pinnately divided lvs. Fls. ter- 

 minal. 



1 P. rSptans L; St. smooth, branching, diffuse; lvs. pinnately 7 — X\-folialc, 

 leaflets oval-lanceolate, acute ; fls. terminal, nodding ; cells of caps. 2 — 3-seeded. — 

 It Woods ahd damp grounds. Wis. to N. T. and mts. of S. Car. Stem 12 — 18' 

 liigh, weak, fleshy. Leaflets mostly 1, subopposite, smooth, entire, sessile, an 

 inch long and half as wide. Segments of the calyx lanceolate-acute, persistent, 

 much shorter than the tube of the corolla. Corolla blue, lobes short, rounded at 

 the ends. Anthers introrse. Root creeping. May. f 



2 P. coenlleuin L. St. smooth, simple, erect; lvs. pinnately 11 to 11-foliate, 

 segm. acuminate ; fls. erect ; cal, equaling the tube of the corolla ; cells of caps, 6 

 to 10-seeded. — @ A handsome plant, in gardens. Sts. clustered, about 2f high, 

 hollow, stout, each dividing at top into a corymbous panicle. Lvs. mostly radi- 

 cal, on long, grooved petioles; Ifts. all sessUe, ovate-lanceolate, subopposite, 

 oblique, odd one lanceolate. Fls. terminal, suberect. Cor. blue, 6" diam. -f- Eur. 



3. GIL'IA, Ruiz & Pavon. (Named for P. S. Gilio, a Spanish 

 botanist.) Calyx 5-cleft, segments acute ; corolla tube long or short, 

 limb regularly 5-lobed ; stamens 5, equally inserted at top of the tube ; 

 disk cup-form ; capsule oblong or ovoid, few or many-seeded. — Herbs 

 with alternate, pinnatifid lvs. Fls. paniculate, capitate or scattered, 

 elegant and showy, lilac purple to white. 



§ 1. IpoMOPSia. Corolla funnel-form, the tube much e?C5crteJ No. 1 



§ 2. GlUA proper. Cor. lubes subrevolute, tube included in calyx No. S 



1 G. coronopifolia Pors. Standin& Ctpkess. St. strictly erect, taU, hairy ; 

 Iva crowded, pinnatifid with subulate divisions ; thyrse elongated, with very short 



