152 
IOWA ACADEMY OF SCIENCES 
margins entire or erose-denticulate, rounded or cordate at the base; 
2 — 6 inches long, 1 — 3 inches wide, 5-nerved, the outer pair of nerves 
usually weaker; peduncles flattened, 3 — 12 lines long; umbels ‘G — 25- 
flowered; pedicels 1 — 4 lines long; filaments longer than the anthers; 
berries black, 2 — 3 lines in diameter, 1 — 3-seeded. Type locality: 
"HaMtat in Canada.” 
This species is with us rather infrequent, occurring in woods and 
thickets, and blooms from April until June. The range is said to extend 
from Ontario to Minnesota, south to Florida, Georgia, Alabama, Texas 
and Colorado. The Iowa specimens in the writer’s herbarium were col- 
lected in Decatur and Fremont counties. The species was reported from 
Dubuque county by Professor Macbride. 
^lacbride, Thomas II. Iowa Geological Survey, Yol. 10, p. G5, 1900. 
4. Smilax iiispida Muhl.; Torr. FI. N. Y. 2: 302. 1843. 
Stem usually thickly beset with slender straight prickles, terete 
below, branches more or less angled; petioles 4 — 10 lines long, bearing- 
tendrils; leaves ovate, thin, green on both sides, entire or denticulate, 
7-nerved, the outer pair of nerves less prominent, occasionally a faint 
additional pair near the margin, 2 — 5 inches long, 1 — 4 inches wide, apex 
acute or cuspidate, base obtuse or subcordate; peduncles 1 — 2 inches long, 
flattened; umbels 10 — 30-flowered; pedicels slender, 2 — 6 lines long; 
berries 2 — 3 lines in diameter, bluish black. In speaking of the type 
locality. Doctor Torrey says: “Oneida county {Dr. Knieskern) , and 
probably elsewhere in the western part of the State [New York]. FI. 
June. The fertile flowers are described from Michigan specimens.” 
This species occurs in open woods and thickets from Ontario to Min- 
nesota and Nebraska, south to Texas and Virginia. It blooms from May 
until July and the fruit may be gathered from July until October. In 
Iowa the species is frequent and widely distributed. 
Specimens in the writer’s herbarium are from Fayette, Dubuque, 
Johnson, Decatur, Ringgold and Shelbj- counties. The species was ob- 
served in Allamakee, Clayton, Adams and Fremont counties. The State 
University herbarium has specimens from the additional counties of 
Winnebago, Cerro Gordo, Emmet, Lee, Delaware, and Pottawattamie 
counties. Professor Bessey reported the species from Story county; 
Professor Pammel from Boone county; Barnes, Reppert and Miller from 
Scott and Muscatine counties; and Peck from Hardin county. 
Bessey, C. E. Fourth Biennial Report of the Iowa Agricultural Colege, p. 
122, 1872. 
Arthur, J. C. Contributions to the Flora of Iowa, p. 32, 1876. 
Upham, Warren. Catalogue of the Flora of Minnesota, p. 143, 1884. 
Hitchcock, A. S. Transactions of the Academy of Science of St. Louis, Vol. 
.7, p. 520, 1892. 
Fink, Bruce. Proceedings of the Iowa Academy of Sciences, 1896, Vol. 4, p. 
103, 1897. 
Fitzpatrick, T. J. Proceedings of the Iowa Academy of Sciences, 1897, Vol. 
5, p. 129, 1898. 
Fitzpatrick, T. J. and M. F. L. Proceedings of the Iowa Academy of Sciences, 
1897, Vol. 5, p. 165, 1898; Vol. 6, 1898, p. 198, 1899. 
