EVENING PRIMKOSE FAMILY. 637 



ON AGRA Allans. Fam. PL 2 : 8a. 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. 



EIL Sk. 1 : 441. Grav, Mau. ed. 6, 190. Chap. FL 138. Coulter, Contr. Nat. Herb. 

 2:115. 



Naturalized in temperate regions of the Old World. 



Boreal zone to Louisianian area. Throughout the continent. 



Alabama: All over the State. Borders of iields, roadsides, ;uid copses. Flowers 

 pale yellow; June, July. Common. Annual. In bottom lands 8 to 10 feet high. 



Type locality: "Hab. in Virginia unde 1614, nunc vulgaris Europae. 



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. Fl. 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, t. 10. 1767. 



SlNTJATE-LEAVED EVENING PRIMROSE. 



Oenothera sinuata L. Maut. 2 : 228. 1771. 



O. minima Pursh. FL Am. Sept. 1 : 26, 1. 15. 1814. 



Ell. Sk. 1 : 443. Graj, Mau. 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, turuiug rufescent in fading; April, May. A 

 winter annnal and biennial. Radical leaves form daring 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., 111. Fl. 2 : 487. 1897. 



Oenothera sinuata var. (jrandifiora Wats. Proc. Am. Acad. 8 : 581. 1872. Not O. f/ran- 

 diflora Ait. 1789. 



Coulter, Contr. Nat. Her1). 2 : 115, 



Alleghenian to Louisianian area. Indiana to Minnesota and Nebraska, soutli to 

 Arkan,sas, Texas, and Mississippi. 



Alabama: Mountain region, Metamorphic hills. Lee County, Aultuin (/''. S. 

 Earle.) Flowers yellow; September, October. Rare. Biennial. 



Type locality (Britton) : " Missouri and Kansas, south to Texas." 



Herb. Geol. Surv. Herb. Mohr. 



KNEIPPIA Spach, Hist, Veg. 4 : 373. 1835. 



Three species, temperate North America. 



Kneiffia frutioosa (L.) Raimann, in Engl. & Prantl, Nat. Pfl. 3, Abt. 7: 214. 1893. 



Sundrops. 



Oe«o</iera/r((<icosa L. Sp. PL 1:346. 1753. 



Kneiffia suff'ruticosa Spach, Hist. Veg. 4 : 374. 1835. 



Ell. Sk. 1:442. Gray, Man. ed. 6, 191. Chap. Fl. 139. 



Carolinian .nnd Louisianian areas. New York, southern Michigan, ^'irginia, and 

 the Ohio Vallev to Missouri and Arkansas, south to Florida and Louisiana. 



