ONAGRARI^E. VII. CENOTHERA. 



687 



Murr. nov. comm. goett. 5. p. 44. t. 9. ex Willd. spec. 2. p. 309. 

 Petals obcordate, about the length of the sepals. 



Sinuated-leaveA Evening Primrose. Fl. Jul. Aug. Clt. 1770. 

 PI. 1 foot. 



35 CE. EROSA (Lehm. in sein. hort. hamb. 1821. and in nov. 

 act. bonn. 14. p. 813.) stem terete, pilose, fistular ; leaves lan- 

 ceolate, pubescent, veiny, erosely toothed at the base, somewhat 

 sinuatccl, toothed to about the middle, but quite entire at the 

 apex ; flowers small ; capsule cylindrical, 4-furrowed, thickened 

 a little in the middle. $ . H. Native of the Cape of Good 

 Hope. Petals obcordate, citron-coloured, finely crenulated. 

 Lobes of stigma cylindrical, thick, obtuse. 



r<Me-toothed-leaved Evening Primrose. Fl. July, Aug. Clt. 

 1828. PL 2 to 3 feet. 



36 CE. VISCOSA (Rafin. fl. lud. p. 96.) stem branched, decum- 

 bent, terete, villous, and clammy ; leaves sessile, lanceolate, 

 nerved, sinuately toothed ; flowers axillary, sessile ; petals ob- 

 cordate ; stigma 4-lobed ; capsule cylindrical, channelled. $ . ? 

 H. Native of Louisiana. Flowers yellow. 



Clammy Evening Primrose. PI. dec. 



37 CE. INDE'CORA (St. Hil. fl. bras. 2. p. 268.) stems many 

 from the same root, nearly simple, pubescent ; leaves lanceolate, 

 acute, obsoletely and sinuately denticulated, pubescent; petals 

 shorter than the calyx, emarginate ; genitals equal in length to 

 the petals ; lobes of stigma linear, papillose ; capsule cylindrical, 

 pubescent. O- H. Native of Brazil, not far from the town of 

 Rio Grande de St. Pedro do Sul. Flowers small, yellow. 



Indecorous Evening Primrose. Fl. May. PI. -| ft. 



38 CE. PROSTRA'TA (Ruiz et Pav. fl. per. p. 79. t. 315.) leaves 

 somewhat lanceolate, acute, sinuately toothed ; sepals longer 

 than the corolla ; petals obcordate ; capsule linear, bluntly tetra- 

 gonal, crowned, curved. Q. H. Native of Peru, in corn- 

 fields. Pluk. aim. t. 203. f. 3. Flowers at first yellow, but 

 afterwards changing to purplish as they fade. 



Prostrate Evening Primrose. PI. prostrate. 



39 CE. MI'NIMA (Pursh, fl. amer. sept. 1. p. 262. t. 15. f. 1.) 

 stem simple, 1 -flowered; leaves small, lanceolate, quite entire, 

 pilose; flowers sessile, hairy ; ovary prismatic. O- H. Native 

 of Georgia and New Jersey. Flowers yellow. Perhaps CE. 

 sinuata minima of Nutt. gen. amer. 1. p. 245. 



Least Evening Primrose. Fl. Ju. July. Clt. 1825. PI. - ft. 



40 CE. SERRXJLA'TA (Nutt. gen. amer. 1. p. 246. journ. acad. 

 pliilad. 1821. p. 120.) stem branched, and is, as well as the 

 tinder side of leaves and capsules, rather pubescent ; leaves 

 oblong-linear, irregularly serrulated, ending in a hard acute 

 point ; flowers remote, sessile ; calyx angular ; capsule prismatic; 

 petals entire; stamens and style very short. 1. H. Native of 

 North America, on the mountains about the rivers Platte and 

 Missouri. Lindl. in Hook. exot. fl. 140. Sweet, fl. gard. t. 

 133. Flowers small, deep yellow. Corolla salver-shaped. Stigma 

 capitate, slightly 4-lobed. 



Serrulated-leaved Evening Primrose. Fl. June, July. Clt. 

 1824. PI. 1 foot. 



41 CE. LEUCOCA'RPA (Comien, mss. in Hook. fl. bor. amer. p. 

 210.) stem branched ; leaves stiff, serrulated, spatulate-lanceo- 

 late, upper ones lanceolate, when young rather silky ; petals 

 emarginate, crenulated at the apex ; tube of calyx shorter than 

 the petals and segments ; segments of stigma linear-oblong ; an- 

 thers adnate ; capsule cylindrical, clothed with hoary silky down. 

 I/. H. Native of North America, on the dry banks of the 

 Saskatchewan, and common upon limestone rocks on the Red 

 and Assinaboyne rivers. Flowers yellow. Plant with the habit 

 of a species of Heli&nlhemum. 



White-fruited Evening Primrose. PI. i ft. 



* Flowers while. 



42 CE. COZSPITOSA (Sims, hot. mag. t. 1593.) plant almost 



stemless ; leaves lanceolate, deeply toothed ; tube of calyx very 

 long ; petals deeply obcordate ; genitals shorter than the corolla; 

 segments of stigma thickish, elongated, spreading; capsules ses- 

 sile, somewhat obconically-oblong, with the margins of the valves 

 crestedly muricated. I/. H. Native of North America, on 

 hills about the Missouri. Nutt. gen. 1. p. 346. CE. scapfgera, 

 Pursh, fl, bor. amer. 1. p. 263. ex Link, enum. 1. p. 377. 

 Flowers large, white, but afterwards changing to purplish as 

 they fade. 



Tufted Evening Primrose. Fl. Ju. July. Clt. 1811. PI. ^ ft. 



43 CE. ALBICAU'US (Fras. cat. 1813. Nutt. gen. amer. 1. p. 

 245.) stem erect, branched at the apex, white, quite glabrous ; 

 leaves linear-lanceolate, almost quite entire, pubescent beneath ; 

 petals roundish, entire, about equal in length to the stamens ; 

 capsule cylindrically prismatic, truncate. If. . H. Native of 

 North America, on the banks of the Saskatchawan and Missouri. 

 Flowers white, large. 



White-stemmed Evening Primrose. PI. 2 to 3 feet. 



44 CE. PA'LLIDA (Lindl. hot. reg. 1142.) roots creeping; 

 stems ascending, branched, glabrous ; leaves linear-lanceolate, 

 acuminated, quite entire or toothed, glabrous ; petals retuse, 

 crenulated, exceeding the stamens ; capsules cylindrical, twisted. 

 7i . H. Native of North America, common over all the dry 

 sandy soil to the west of the Rocky Mountains. Petals white, 

 yellow at the base, becoming reddish as they fade. 



Pafe-flowered Evening Primrose. Fl. June, Sep. Clt. 1826. 

 Pi. lifoot. 



*** Flowers red or purple. Anthers innate. 



45 CE. HUMIFU'SA (Nutt. gen. amer. 1. p. 245.) plant pros- 

 trate ; stems branched, villous ; leaves linear-lanceolate, some- 

 what denticulated, or entire and setaceous ; tube of calyx rather 

 longer than the ovarium ; petals obcordate ; capsule prismatic. 

 O- H. Native of Florida, on the sea shore. Flowers purple? 



Trailing Evening Primrose. Fl. June, Aug. Clt. 1824. PI. 

 trailing. 



46 CE. TENE'LLA (Cav. icon. 4. p. 68. t. 396. f. 2.) stem 

 branched, erect ; leaves linear-spatulate ; petals obovate, rather 

 refuse, violaceous ; style longer than the stamens, which are 

 erect, but much shorter than the petals ; segments of stigma nar- 

 row, short; capsule sulcate, cylindrical, curved, tomentose, longer 

 than the bracteas. Q. H. Native of Chili, about Coquimbo 

 and elsewhere. Ruiz et Pav. fl. per. 3. t. 316. Sims, hot. 

 mag. t. 2424. Plant rather glaucous. Flowers purple ; petals 

 crenulated at the apex. Lobes of stigma as well as anthers dark 

 purple. 



Delicate Evening Primrose. Fl. June, Aug. Clt. 1823. PI. 

 i to | ft. 



47 CE. TENUIFOLIA (Cav. icon. 4. p. 67. t. 397.) stem 

 branched ; branches ascending ; leaves lanceolate ; petals ob- 

 ovate, somewhat truncate, crenated at the apex : style longer 

 than the stamens, which are erect, but shorter than the petals ; 

 lobes of stigma narrow, short ; capsule cylindrical. Q. H. Na- 

 tive of Chili, about Coquimbo, where it is commonly called sercna. 

 Sweet, fl. gard. new. ser. t. 19. Ruiz et Pav. fl. per. 81. t. 

 317. Flowers purple. Very like CE. tenella. 



Fine-leaved Evening Primrose. Fl. June, July. Clt. 1828. 

 PL 1 ft. 



48 CE. AMOS NA(Lehm. in nov. act. bonn. 14. p. 811. t. 45. and 

 in ind. sem. hort. hamb. 1821.) pubescent ; stem terete; leaves 

 lanceolate, bluntish, slightly toothed, glaucous ; petals 3 times 

 longer than the calyx, obovate, slightly emarginate, undulately 

 crenated ; capsule cylindrically tetragonal ; lobes of stigma semi- 

 cylindrical. O- H. Native of North America. CE. roseo-alba, 

 Bernh. in sched. hort. elf. 1824. Sweet, fl. gard. 268. Petals 

 whitish, but rose-coloured at the base, and below that marked by 

 a triangular, purple, striated blotch. 



