Mar., 1915.] Onagraceae of Ohio. 467 



2. Kneiffia pumila (L.) Spach. Small Sundrops. Erect 

 pubeioilent herbs, leaves oblanceolate to oblong; flowers, }'ellow, 

 in terminal, leafy-bracted, spikes; capsules clavate, sessile or 

 short stalked. Franklin, Ashtabula, Cuyahoga, Madison, Car- 

 roll, Washington. 



3. Kneiffia fructicosa (L.) Raim. Common Sundrops. Erect 

 pubescent herbs; leaves lanceolate to ovate, denticulate or nearly 

 entire; capsule sessile or short stalked, oblong with prominent 

 wings. Fairfield, Lake, Jackson, Wayne, Lucas, Muskingum, 

 Truinbull, Cuyahoga, Belmont, Carroll, Stark, Portage, Crawford, 

 Harrison, Hocking, Clarke, Lorain, Summit, Richland. 



8. Hartmannia Spach. 



Annual or perennial, erect or decumbent herbs with alternate 

 pinnatifid or lyrate leaves ; flowers in temiinal spikes or racemes, 

 drooping in the bud, white, purple or red; sepals 4, deciduous, 

 petals 4, large; stamens 8; ovulary with 4 cavities; capsules 

 clavate, 4 winged. 



1. Hartmannia speciosa (Nutt.) Small. White Evening- 

 primrose. More or less branched puberulent herbs, }4-Sh. tall; 

 leaves lanceolate, pinnatifid or sinuate, 1-2 in. long, flowers 

 white or pink, 2 in, broad; capsules }4-^ in. long. Franklin 

 Count3^ 



9. Lavauxia Spach. 



, Low herbs usually acaulescent sometimes with a short stem, 

 basal leaves pinnatifid; flowers bisporangiate, white, pink, or 

 pale yellow; sepals and petals 4; stamens 8; ovulary 4-angled, 

 stigma 4-cleft; capsules sometimes winged above. 



1. Lavauxia triloba (Nutt.) Spach. Three-lobed Evening- 

 primrose. Perennial, nearly glabrous herbs; leaves, petioled 

 pinnatifid or sinuate, oblong lanceolate, 1-8 in. long; flowers 

 pink or white; hypanthium slender, 2-4 in. long; capsule as wide 

 as long, about }4 in. long. Montgomery County. 



10. Gaura L. 



Annual, biennial, or perennial herbs, rather woody at the base, 

 leaves, alternate, sessile; flowers bisporangiate, white, pink or red, 

 in temiinal spikes or racemes ; hypanthium prolonged bej'ond the 

 ovulary deciduous, sepals 4; petals 4 (sometimes 3); stamens 8; 

 stigma 4 lobed; fruit resembling a nut, ribbed or angled, indehis- 

 cent. 



1. Gaura biennis L. Biennial Gaura. Erect hairy or softly 

 pubescent herbs, 2-5 ft. tall with lanceolate, acute or acuminate 

 leaves; flowers white, turning pink, in long slender spikes; fruit 

 sessile, %-% in. long, 4-angled. Stark, Paulding, Montgomery, 



