180 
8a. KNEIFFIA FRUTICOSA PILOSELLA (Raf.) Britton. 
OEnothera Pilosella Raf. Ann. Nat. 15. 1820. 
? OEnothera fruticosa var.ambigua Nutt. Gen. 1: 247. 1818. | 
? OEnothera ambigua Spreng. Syst. 2: 229. 1825. 
Kneiffia floribunda Spach, Nouv. Ann. Mus. Par. 4: 366. 1835. 
OEnothera fruticosa var. hirsuta Nutt.; T. & G. Fl. N. A. 1: 
4960. 1840. 
Kneiffia fruticosa Pilosella Britton, Mem. Torr, Club, 5: 234- 
1894. 
9. KNEIFFIA GLAUCA (Michx.) Spach. 
OEnothera glauca Michx. F\. Bor. Am. 1: 224. 1803. 
Kneiffia glauca Spach, Hist. Veg. 4: 374. 1835 
OLnothara Frasert Pursh, Fl. Am, Sept. 734. 1814. 
OEnothera glauca var. Fraserti T. & G. FI.N.A.1: 497. 1840. 
OEnothera fruticosa var. Fraseri Hook. Bot. Mag. pl. 3548. 1837- 
Kneiffia Frasert Spach, Hist. Veg. 4: 375. 1835. 
Virginia and Kentucky, south to Georgia and Alabama, as- 
cends to 1600 meters on Roan. Mt., Tenn. 
5. HARTMANNIA Spach, Hist. Veg. 4: 370. 1835. 
[ XYLOPLEURUM Spach, Hist. Veg. 4: 378. 1835.] 
Plants canescent (except some forms of 7. rosea parviflora). 
Calyx-tube shorter than the ovary; capsule club-shaped. 
1. A. rosea. 
Calyx-tube longer than the ovary; capsule oblong or elliptic. 
2. H, speciosa. 
Plants more or less villous. 3. 4. tetraptera. 
1. HARTMANNIA ROSEA (Ait.) Don. 
OLnothera rosea Ait. Hort. Kew. 2: 3. 1789. 
OEnothera rubra Cav. Ic. 4: 68. pl. goo. 1797. 
OLEnothera purpurea Lam. Encycl. 4: 554. 1797- 
Hartmannia rosea Don, in Sweet, Hort. Brit. Ed. 3, 236. 1. 839. 
Hartmannia gauroides Spach, Hist. Veg. 4: 371. 1835. 
Xylopleurum roseum Raimann, in Engl. & Prantl, Nat. Pfl. 
Fam. 3: Abt. 7,214. 1893. 
Texas to New Mexico and southward; also in western South 
America. 
