181 
Ia. HARTMANNIA ROSEA PARVIFOLIA (Coult.). 
OLnothera rosea var. parvifolia Coult. Cont. Nat. Herb. 2: 186. 
1891. 
Texas and northern Mexico. 
2. HARTMANNIA SPECIOSA (Nutt.). 
OLnothera speciosa Nutt. Journ. Acad. Phila. 2: 119. 1821. 
Aylopleurum hirsutum Spach, Nouv. Ann. Mus. Par. 4: 370. 
1835. 
Aylopleurum Nuttallii Spach, Nouv. Ann. Mus. Par. 4: 371. 
1835. 
Aylopleurum Drummondi Spach, Nouv. Ann. Mus. Par. 4: 371. 
1835. 
Aylopleurum obtusifolium Spach, Nouv. Ann. Mus. Par. 4: 372. 
1835. 
OLnothera Spachii Dietr. Syn, 2: 1289. 1840. 
Oknothera obtusifolia Dietr. Syn. 2: 1289. 1840. 
OLnothera Drummond Schnitzlein, Ic. pl. 265. f. 7. 
Aylopleurum speciosum Raimann, in Eng. & Prantl, Nat. PA. 
Fam. 3: Abt. 7,214. 1893. 
Missouri to Kansas, south to Texas and Mexico; introduced 
into fields around Charleston, S. C. 
3. HARTMANNIA TETRAPTERA (Cav.). 
OEnothera tetraptera Cav. Ic. 3: 40. pl. 279. 1794. 
Texas, Mexico, Central America and northern South America. 
6. PACHYLOPHUS Spach, Hist. Veg. 4: 365. 1835. 
PACHYLOPHUs CAESPITOSA (Nutt.) Raimann. 
OLEnothera caespitosa Nutt. Fras. Cat. 1813. 
OLEnothera scapigera Pursh, Fl. Am. Sept. 263. 1814. 
Pachylophus Nuttallii Spach, Hist. Veg. 4: 365. 1835. 
Pachylophus Nuttalliana Spach, Nouv. Ann. Mus. Par. 4: 356. 
1835. , 
OEnothera montana Nutt.; T. & G. Fl. N. A. 1: 500. 1840. 
OEnothera marginata Nutt; Hook. & Arn. Bot. Beech. 342. 
1841. . . 
OLnothera eximia A. Gray, Pl. Fendl. 45. 1848. 
