EVENING PRIMROSE FAMILY. 637 
ONAGRA Adans. Fam, Pl]. 2:85. 1763. 
Eight species, temperate North America. 
Onagra biennis (L.) Scop. Fl. Carn. ed. 2, 1: 269, 1772. 
CoMMON EVENING PRIMROSE. 
Oenothera biennis L. Sp. Pl. 1:346. 1753, 
Ell. Sk.1:441. Gray, Man. ed. 6,190, Chap. Fl, 158. Coulter, Contr, Nat. Herb. 
2:115. 
Naturalized in temperate regions of the Old World. 
Boreal zone to Louisianian area. ‘Throughout the continent. 
ALABAMA: AIL over the State. Borders of fields, roadsides, and copses. Flowers 
pale yellow; June, July. Common. Annual. In bottom lands 8 to 10 feet high. 
Type locality: ‘‘Hab. in Virginia unde 1614, nune vulgaris Kuropae. 
Herb. Geol. Surv. Herb. Mohr. 
OENOTHERA L. Sp. Pl. 1:346. 1753. 
Twenty species, temperate North America. 
Oenothera humifusa Nutt. Gen. 1: 245, 1818. SEASIDE EVENING PRIMROSE. 
Oenothera sinuata var. humifusa Torr. & Gray, FL N. A.1:494. 1838. 
Gray. Man. ed. 6,190. Chap, FI. 138. 
MEXIco, GUATEMALA. 
Carolinian and Louisianian areas. New Jersey along the coast to Florida, west to 
Louisiana. 
ALABAMA: Littoral region. Drifting sands on the seashore. Shores Mobile Bay 
and of the islands. Flowers pale yellow. April, May. Frequent, Perennial. 
Type locality: ‘Near Cumberland Island, Florida, on the seacoast. Dr. Baldwyn.” 
Herb. Geol. Surv. Herb. Mohr. 
Oenothera laciniata Hill, Veg. Syst.12, App. : 64, ¢. 10. 1767. 
SINUATE-LEAVED EVENING PRIMROSE. 
Oenothera sinuata L. Mant. 2:228, 1771. 
O. minima Pursh, Fl. Am. Sept. 1:26, 4.75, 1814. 
Ell. Sk.1:443. Gray, Man.ed.6, 190, Chap. Fl, 138. Coulter, Contr, Nat. Herb. 
2:115. 
NortH MEXIco. 
Carolinian and Louisianian areas. New Jersey to Florida, west to Louisiana, 
Texas, Arkansas, and Missouri 
ALABAMA: Central Pine belt. Coast plain. Sandy light soil, waste and culti- 
vated places. Flowers pale yellow, turning rufescent in fading; April, May. A 
winter annual and biennial. Radical leaves form during the winter and early spring 
a dense rosette. Biennial. A reduced form with simple stems 1 to 2 inches high 
(Oenothera minima Nutt.) is frequent throughout in grassy places. 
Type locality: ‘Native of Carolina.” 
Herb. Geol. Surv. Herb. Mohr. 
Oenothera laciniata grandis Britton in Britt, & Br., Ill. Fl. 2:487. 1897. 
Ocnothera sinuata var. grandiflora Wats. Proc. Am. Acad. 8:581. 1872. Not 0. gran- 
diflora Ait. 1789. 
Coulter, Contr. Nat. Herb. 2: 115. 
Alleghenian to Louisianian area. Indiana to Minnesota and Nebraska, south to 
Arkansas, Texas, and Mississippi. 
ALABAMA: Mountain region, Metamorphic hills. Lee County, Auburn (J. 8S, 
Earle.) Flowers yellow; September, October. Rare, Biennial. 
Type locality (Britton): ‘ Missouri and Kansas, south to Texas.” 
Herb. Geol. Surv. Herb. Mohr. 
KNEIFFIA Spach, Hist. Veg. 4:373, 1835. 
Three species, temperate North America. 
Kneiffia fruticosa (L.) Raimann, in Engl. & Prantl, Nat. PA. 3, Abt. 7:214. 1893. 
SUNDROPS. 
Ocnothera fruticosa L, Sp. Pl. 1:346, 1753. 
Kneiffia suffruticosa Spach, Hist. Veg. 4: 374, 1835. 
Ell. Sk.1:442. Gray, Man.ed.6,191. Chap. FI, 139, 
Carolinian and Louisianian areas. New York, southern Michigan, Virginia, and 
the Ohio Valley to Missouri and Arkansas, south to Florida and Louisiana, 
