148 
IOWA ACADEMY OF SCIENCES 
5. Trillium erectum L. Sp. PI. 340. 1753. Ill-scented Wake-robin. 
Trill hipi pendulum Willd. Neue Schrift, 3; 423. 1801. 
Trill turn rJionihoidciim Michx. FI. Bor. Am. 1 : 215. 1803. 
Stem stout, 8 — 20 inches high, solitary or frequently tivo, from an 
oblong thickened rootstock, rootlets many, long, thick; leaves broadly 
rhombic-ovate, 3 — 7 inches long and as wide, sessile, narrow'ed at the 
base, acuminate; peduncle one and one-fourth to three or four inches 
long, erect, inclined or declined beneath the leaves; sepals lanceolate, 
acuminate, spreading, one-half to one and one-half inches long; petals 
ovate to lanceolate, acute or acutish, spreading or somewhat recurved, 
equaling or exceeding the petals, usually white or greenish, sometimes 
pinkish or dark purple; filaments short, anthers twice as long; styles 
short, spreading or recurved; berry ovoid, somewhat 6-lobed, reddish, 
one inch or less in length. 
This plant may be found in rich woods throughout the state. The 
flowers appear mostly in May but are to be seen during the last of 
April and even the first week or two of June. The species has been fre- 
quent. but is becoming scarcer and more local, in many cases only a tew 
plants are to be found in one locality. The flowers are odorous but not 
necessarily disagreeable. The species ranges from Nova Scotia west to 
Manitoba, south to North Carolina, Georgia, Alabama, Tennessee and 
Missouri. Type locaircy: "'HaMtat in Virginia.'’ 
In Iowa the writer has secured specimens from Winneshiek, Fayette, 
Jones, Muscatine. Johnson, Shelby, Crawford, and Emmet counties. The 
State University herbarium has specimens from the additional counties 
of Delaware and Calhoun. Professor Hitchcock reported the species 
from Story county; Barnes, Reppert and Miller from Scott county; and 
Peck from Plardin county; also Professor Bessey reported the species 
as variety album from Poweshiek county. 
Bessey, U. F. Fourtli Biennial Beport of the Iowa State Agricultural Col- 
lege, p.j3 22, 3 872. 
Artliur, J. C. Contributions to the Flora of Iowa, p. 32, 1876; Proceedings 
cf the Davenport Academy of Natnral Sciences, Vol. 2, p. 3 26, 1877. 
Hitchcock, A. S. Transactions of the Academy of Science of St. Louis, Vol. 
5, p. 520, 1892. 
Kigg, G. B. Notes on the Flora of Calhoun County, Iowa, p. 27, 1896. 
Shimek. B. Bulletin from the Laboratories of Natnral History of the State 
University of Iowa. Vol. 3, No. 4, p. 212, February, 1896. 
Fink, Bruce. l*roceedings of the Iowa Academy of Sciences, 1896, Vol. 4, 
p. 3 03, 1897. 
Fitzpatrick, T. J. Proceedings of the Iowa Academy of Sciences, 1897, Vol. 
5, p. 130, 1898. 
Fitzpatrick, T. J. and M. F. L. I’roceedings of the Iowa Academy of Sciences, 
1897, Vol. 5, p. 3 66, 1898. 
Barnes, W. I). ; Reppert, Fred ; and IMiller, A. A. Proceedings of the Daven- 
port Academy of Sciences, Vol. 8. p. 262, 1900. 
Cratty. R. I. Proceedings of the Iowa Academy of Sciences, 1903, Vol. 11, 
p. 236, 1904. 
Peck, kloiTon E. 1‘roceedings of the Iowa Academy of Sciences, 1904, I'ol. 
12, p. 204, 3 905. 
