OF DENISON UNIVERSITY. 59 



Meadows and pastures, somewhat rare; Denison Campus, Alex- 

 andria and Clay Lick. July 9, 1890; July 30, 1891. 



477. A. incarnata L. Swamp Miikweed. 



Swamps, common. July 15, 1889; July 30, 1890; July 21, 1891. 



478. A. incarnata L. Var. pulchra Pers. 



Swamps, less common than type. July 11, 1887; August 1, 1891. 



479. A. Cornuti Decaisne. Common Milkweed. 

 Roadsides, fields, etc., common. June 27, 1888; July 15, 1889. 



480. A. Sullivantii Engelm. 



Moist fields, very rare; western part of county. - Specimen in 

 Denison Herbarium. August 27, 1887. 



481. A. phytolaccoides Pursh. Poke Milkweed. 



Moist woods and creek banks, rare; Alexandria and south of 

 Newark. 



482. A. quadrifolia L. 



Dry, rocky woods and hillsides, very rare; Welsh Hills. Speci- 

 mens in herbariums of W. H. Jones and C. E. Barker. June 8, 1891. 



LIV. GENTIANACEAE. 



225. Sabbatia Adams. 



483. S. angularis Pursh. 



Dry soil and roadsides and in the grass, somewhat rare; eastern 

 part of county. August 22, 1890; July 18, 1891. 



226. Gentiana Tourn. 



484. G. crinita Froel. 

 Herbarium of Dr. F. O. Jacobs. 



485. G. Andrewsii Griseb. Closed Gentian. 



Moist woodlands, very rare; banks of New Reservoir. Septem- 

 ber 14, 1889. 



227. Frasera Walt. 



486. F. Carolinensis Walt. 



Sandy woods, very rare; Red Rock, Toboso. It is said to grow 

 on Welsh Hills in one or two places. Jul\ 14. 1891. 



228. Bartonia Muhl. 



487. B. tenella Muhl. 



