1120 



CENOTHERA 



.■!. clieirantliifdlia, Horncm. Stems (lei'iiinbent or as- 

 cending, 2 ft. or more tall, eanesceut: Ivs. thick, about 

 1-2 in. long, broad-ovate to lanceolate or the lower ones 

 spatulate, the upper ones becoming sessile, most of 

 them entire: petals yellow, H-% in. long: capsule % 

 in. or less long, curved, somewhat hairy. Calif. B.R. 

 12:1040. 



III. 



Common Eveninr 

 514. Tall, strong, 



1 in. long. (Iiiicndlydis- 



the Old World. Gn. 2(i, p. 480.-The 

 lis. open suddenly at nightfall. It is a 

 weedy plant and has little to recom- 

 mend it to cultivation, although it is 

 offered by dealers. In France the 

 thickened roots are mentioned as an 

 edible vegetable, to be used after the 

 manner of salsify or vegetable oyster. 

 The root should be eaten, according to 

 Vilmorin, "at the end of the first year 

 of its growth." 



Var. grandiSldra, Lindl. {(E. La- 



1514. Capsules of mankiiliia, Ser.). FIs. much larger, 

 evenine Prim- the petals 1-2 H in. long. Very showy 

 rose (X K). when the tls. open. Commoner west- 

 ward. B.M. 2068. B.R. 19:1604. Gn. 



20, p. 482; 40, p. 64. 



V. SnBQENUS CEnotheba. Stem -hearing : stigma 

 deeply 4-cleft : calyx-tube very long and filiform 

 or linear: capsule narrow-cylindrie, obtusely 

 4-angled, with numerous seeds in S rows in each 

 locule: fls. yellow, mostly showy. 



6. Dnimmondii, Hook. Pig. 1515. One to 2 ft., from 

 an oblique or decumbent base, loosely pubescent: Ivs. 

 lance-oblong or oblanceolate, acute, either gradually or 

 abruptly tapering into a short petiole, entire or slightly 

 toothed: calyx-tube usually 2 in. long and very narrow: 

 fls. 2-3 in. across, nocturnal, bright yellow, showy: cap- 

 sule 1-2 in. long. Texas. B.M. 3361. — Perhaps biennial, 

 but grown as an annual. 



VI Subgenus Anogra. Stem-bearing: stigma deeply 

 4-iUft calyx-tube elongated and enlarging up- 

 uaids. capi,ulc oblong or linear: fls.tiihite or 

 pink, opening by day, 



7. albicaulls, Pursh (CE. pinnatifida, Nutt.). Low 



CENOTHERA 



14:1142 (as </;. /Hilli.hi). 



8. CaU56rnica, W;its, {(K.albicafilis,vaT. Califdmira, 

 Wats.). 8i]i;dler and lioary-pubescent or villous, the 

 stems only 3 or 4 in. long: Ivs. narrow-oblanceolate and 

 acuminate, usually stalked, toothed or pinnatifld: Hs. 

 often larger, fragrant, the petals lobed. Central and 

 southern Calif. 



VII. Srr.iM - Mi I. \i TEuiCM. Stem-bearing: stigma 



•'' aery long and slender,' m- 

 !'•' '''ii: capsule very broad and 



xir.'inrii hi: : K.j, ,1: fls. yellow, showy, 



9. MissouriSnsis, Sims {(E, marrocdrpa, Pur.sh). 

 Low, with a hard base, the ascending stems usually not 

 over 1 ft. long, usually pubescent: Ivs. thick, varying 

 from oval to linear to narrow-lanceolate, 5 in. or less 

 long, acuminate, narrowed to a petiole, entire or re- 

 motely denticulate: petals 1-2K in. long, very broad, 

 yellow: capsule 2-3 in. long and nearly as wide, broad- 

 winged. Mo. and Neb. to Tex. B.M. 1592. Gn. 26, p. 

 480. R.H. 1857, p. 598. 



VIII. SiBGENUS Kneiffia Stem -bearing : stigma 



detpty 4 Inbul cali/x tube lery slender, some- 

 uhat dilated at the lop capsule rather small, 

 liil shaped, 4 angled ot nariowly 4-winged : 

 fls ,,tllou, dunnal 

 A Plant nioie ot less glaucous, glabrous, 



10. glaiica, Michx Erect perennial 2-3 ft. : Ivs. ovate 

 to ovate oblong, 4 in or less U n,; ar ute or somewhat 

 obtuse, sessile, remotely denticulite fls. large, in short 

 leafy clusters, the calyx tube d)out ■'4 in. long; petals 

 an inch long, more or less em nginate capsule oblong, 

 broad winged short stalked \a K^ , and south. B.M. 

 ]606.-Var Fr4sen, Torr <S.Grtj (CB FrUseri, Purah), 

 is a form with o\ ate lanceolate often slightly petioled 

 Ivs. Southern states B M 1074 



CEnothera Drummondii 



AA. Plant not glaucous, usually hairy or pubescint. 



11. fruticdsa, Linn. Sunduops. Perennial (or some- 

 times biennial), erect and more or less branchy, rather 

 stout, 1-3 ft. high, the terete usually reddish stems 

 somewhat mIIous hs o\ <ite to nan i)« lanceolate, 3 m. 



show 



