Oedbk 52.— ONAGBAGBiE. 



863 



4 CG. piimila L. Low, pubesoeut; st. tisoending; Ivs. lanceolate, entire, obtuse 

 attenuate at base ; spike loose, leafy, naked below ; cal. tube sJiorier than tH sub- 

 sessile, oblong-olavate, angular ovary. — @ A small, half-ereet plant, common in 

 grass lands, Oau. to S. Car. St. 6 to 10' long, round, slender, simple. Lvs. 1 to 

 li' by 2 to 3", radical ones spatulate, petiolate. Fls. yellow, 6'' diam., opening 

 in succession, 1 or 2 at a time. Jn., Aug. (CE. pusilla? Mx.) 



5 CB. chrysantha Mx. St. ascending, slender; fls. small, crowded, spicate; 

 cal. tube equaling in length the ovary, longer than the segm. ; petals broadly obo- 

 vate, emarginate, longer than the stamens ; caps, smooth, pedicellate, clavate, tho 

 alternato angles slightly winged. — @ "Western N. T. to Mich. St. 12 to 18' long, 

 purple. Lvs. lanceolate, , obtuse, attenuate at base, denticulate, radical ones 

 spatulate. Pis. 5'' diam., orange-yellow. Jn., Jl. 



6 CB. fruticoaa L. St. pubescent or hirsute ; lvs. olUmg-lamceolate, repand-denti- 

 culate ; rac. leafy or naked below, corymbed ; caps, oblong-davate, i-winged, 

 with intermediate ribs, pedicellate. — 11 In sterile soils, Mass., Conn., N. Y. to 

 Ma. and W. States. St. hard,' rigid (not s^lirubby), 1 to 3f high. Lvs. variable 

 in pubescence, form and size, 1 to 3' by 3 to 8", sessile, minutely punctate. Pie. 

 few or many, IJ' diam,, in a terminal, braoteate, mostly pedunculate raceme. 

 Cal. tube longer than the ovary. Petals broad-oboordate, yellow. Jn., Aug. 



(3. AllBlSUA. Lvs. membranous ; petals longer than broad. 



7 CE3. riparia Kutt Nearly glabrous ; stem erect, with slender branches, usually 

 purple and polished; lvs. linear-lanceolate, aoutish at both, ends, petiolate, repand- 

 denticulate, coriaceous ; fls. large, loosely corymbed, at length racemed'; cal. tube 

 nearly twice longer than tne pedicelled ovary; caps, clavate, scarcely winged. — 

 © Along rivers, N. J. to Fla. and Ala. St. 1 to 2f high. Lvs. 2 to 4' long. Pis. 

 as large as in No. G. A handsome species. May, Jn. 



8 CB. liuedris Mx. Hoary puberulent; st. slender, erect, simple or few- 

 branched; lvs. linear, svhentire, obtuse, tlie lowest linear-spatulate ; ills, large, 

 corymbed at tho summit of the branches, tube of the calyx somewhat longer than 

 the pedicellate ovary ; fr. obovate, scarcely winged. — If Montauk Point to N. 

 Car. (Miss Carpenter), and Ala. St. 12 to IB' high. Lvs. 1 to 2' long. Fls. 

 much as in No. T. May, Jl. 



9 CE. glauca Mx. Glabrous and glaucous ; st. erect, with few, slender branches 

 above; lvs. ovate, sessile, acute or acuminate, obscurely denticulate ; fls. large, 

 clustered at the ends of the branches ; calyx tube 3 or 4 times the length of th« 

 short, pedicellate ovary ; caps, oval, 4-winged above. — Rock Castle Co. Ky. to 

 Va. and N. Car. St. stout, 2 to 3f high, purplish. Lvs. 2 to 3' long, often lan- 

 ceolate. Caps. 4 to 5" by 2 to 3''. May — Jl. 



10 CB. Missouriensis Sims. Simple, decumbent; lvs. coriaceous; lanceolate, 

 acute, or short-.acuminate, petiolate, subentire, downy canescent when young ; fls. 

 very largo, axillary ; cal. tube 3 or 4 times longer than the downy-eanescent 

 ovary ; caps, very large, oval, depressed, with 4 broad-winged margins. — Dry 

 hills. Mo. Remarkable for the magnitude of its fls. and fruit. Petals. yellow, 

 expanding 4 inches. Cal. tube 4 to 7' long. Caps. 2' long. Sds. large, crested, 

 in one row in each cell. Jl. — Oct. f 



CB. specidsa of Ark. and Tex. is a splendid species, with white or roseate 

 fls., fine in cultivation. 



GAU^RA, L. (Gr. yavpog, superb.) Calyx tube much prolonged 

 above the ovary, cylindric, limb 4-cleft ; petals 4, unguioulate, some- 

 what unequal, inserted into the tube ; stamens 8, declinate, alternate 

 ones a little shorter ; ovary oblong, 4-celled, one only proving fruitful, 

 nut usually by abortion, 1-celled, 1 to 4-seeded. — Herbaceous or shrubby. 

 Lvs. alternate. Fls. white and red, rarely trimerous. 



1 G. biennis L. St. branched, pubescent ; lvs. lanceolate, oblong, remotely den- 

 tate ; spike crowded ; cal. tube as long as the segm. ; pet^s rather declinate, and 

 shorter than the sepals; fr. subsessile, slightly acumiriatej 8-ribbed, alternate ribs 

 minute.— A beautitul. biennial, on tlJe dry banks of streams, Can. to Ga., rare. 

 St. 3 to 5f high. Lvs. sessile, pale green, acute at each end. Fls. numerous, 



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