264 LV. ONAGRACEiE. Clarkia. 



4. CE. CHRYSANTHA. Michx. Golden Evening Primrose. 



St. ascending, slender ; fis. small, crowded, spicate ; calyx tiibe equal in 

 length to the ovary, longer than the segments ; pet. broadl)' obovate, emarginate, 

 longer than the stamens ; caps, smooth, pedicellate, clavate, the alternate angles 

 slightly winged. — (g) Western N. Y. to Mich. Stem 12 — 18' long, purple. 

 Leaves lanceolate, obtuse, attenuate at base, denticulate, radical ones spatulate. 

 Flowers 5" diam., orange-yellow, Jn. Jl. 



5. CE. LINEARIS. Michx. 



St. slender, often decumbent at base, much branched ; Ivs. linear-lanceo- 

 late, obtuse, somewhat denticulate ; fls. large, in terminal corymbs ; calyx tube 

 longer than the ovary; pet. longer than the stamens; caps, canescent, with 

 slightly winged angles, tapering at base.— 7|. Montauk Point, L. I. Torrey, to 

 Flor. !"and La., rare. Stem 1— 2f high. Flowers yellow, 1' diam. Capsules 

 obovoid, tapering to a slender pedicel. May — Jl. 



6. CE. SINUATA. 



,S^. pubescent, diffusely branched or subsimple, assurgent ; Ivs. pubescent, 

 oblong-oval, sinuate-dentate or incised ; jls. axillary, solitary, sessile ; cat. vil- 

 lous, the tube longer than the ovary ; caps, prismatic. — (!) Fields, N. J. to La. 

 Stems 3 — 8' high. Leaves often pinnatifid. Flowers about \' diam., terminal, 

 yellow, 



^. minima. Nutt. (CE. minima. PA.) Low, simple, 1-flowered ; Us. nearly 

 entire. — Pine barrens, N. J., &c. 



7. 03. sPECiosA. Nutt. — Minutely pubescent, mostly erect and branched ; 

 Ivs. lanceolate, attenuate at base, lower ones petiolate ; jls. large, in a long, 

 loose spike ; cahix tube longer than the ovary ; caps, obovoid-clavate, pedicel- 

 late. % From Ark. and Tex. Stem 2 — 3f high. Flowers white or rose-colored, 

 fragrant, f 



8. CE. RIPARIA. Nutt. 



Nearly smooth ; 5^. erect and virgately branched ; Ivs. linear-lanceolate, 

 obscurely and remotely denticulate, somewhat petiolate ; jls. in a long raceme ; 

 calyx tube much longer than the ovaiy ; caps, oblong-ovoid, 8-grooved ; valves 

 dorsally ridged. — Swamps, Cluaker Bridge, N. J., &c. Stem 2 — 3f high, slen- 

 der, and often with virgate branches. Leaves 2 — M by 2 — 4", almost entire, 

 thick, obtuse. Flowers 1|' diam., yellow, scentless, 



9. CE. MissouRiENsis. Sims. 



Simple, decumbent ; Ivs. coriaceous, lanceolate, acute, or short-acumi- 

 nate, petiolate, subentire, downj'-canescent when young ; jls. very large, axilla- 

 ry ; calyx tube 3 or 4 times longer than the ovary ; caps, very large, oval, de- 

 pressed, with 4 winged margins. — Dry hills, Mo. ! Remarkable for the mag- 

 nitude of its flowers and fruit. Petals vellow, 2—3' long. Calyx tube 4—7' 

 long ! Capsule 2' long. Seeds large, crested, in one row in each cell. Jl.— Oct. f 



3. CLARKIA, Ph. 



In honor of Gen. Clark, the companion of Lewis across the Rocky Mountains. 



Calyx (deciduous) tube slightly prolonged beyond the ovary, limb 

 4-parted ; petals 4, unguiculate. 3-lobed or entire, claws with 2 mi- 

 nute teeth ; stamens 8; style 1, filiform; stigma 4-lobed ; capsule 

 largest at base, 4-celled, 4-valved^ many seeded. — Annual herbs [from 

 Oregon and California) with showy .^ axillary jiowers. 



1. C. pui.cHELLA. Ph. Beautijul Clarkia. Lvs. linear-lanceolate; pet. 

 large, broadly cuneiform, tapering into a slender claw, with 2 reflexed teeth, 

 limb with 3 spreading lobes; alternate sta. abortive; caps, pedicellate. — Gar- 

 dens. A handsome annual, with lilac-purple or white flowers, of ea.sy culture, f 



2. C. ELEGANs. Lindl. Elegant Clarkia. — L/vs. ovate-lanceolate, denticu- 

 late, on short petioles; pet. undivided, rhombic or triangular-ovate, with a 

 toothless claw ; sta. all fertile, with a hairy .scale at the base of each ; stig. 

 hairy; ca;?.s. subse.ssile, hairy.— Gardens. Flowers .smaller than in the la.st. Pe- 

 tals and stigma purple. Hairs at base of stamens red. f 



