HABIT: Perennial herb to 7 dm.; flowering May-July, fruiting
SIMILAR SPECIES: Sisyrinchium atlanticum is somewhat
similar to the more common Sisyrinchium angustifolium, but can be
distinguished by the following characters: S. atlanticum - stems and
leaves glaucous, stems slender and narrowly winged, peduncles slender; S.
angustifolium - stems and leaves green, stems and peduncles broadly winged.
TOTAL RANGE: FL to MS, n. to w. N.S., s. ME,
s.-cent. NH, VT, and se. NY, and in the interior n. to OH, s. MI, IN, and IL.
STATE RANGE: There is a post-1960 record from Lucas County.
Pre-1960 records exist from Ross and Stark counties.
STATE STATUS: 1980 to present: Endangered.
HABITAT: A variety of open situations: damp to dry meadows,
fields, swales, marshes, and low open woods.
HAZARDS: Overshading by woody species as a result of
RECOVERY POTENTIAL: Presumed not good. This species
apparently occurs only in scattered local populations (Deam, 1940).
INVENTORY GUIDELINES: Mature flowering or fruiting material
is needed for identification. Note the color of the spathes.
COMMENTS: This species may have been overlooked due to its habit
of occurring in scattered local populations. It also may be misidentified.
taxonomic and nomenclatural difficulties with this genus are clarified by Ward
Braun, E.L. 1967. The Monocotyledoneae of Ohio : Cat-tails to
orchids. The Ohio State University Press, Columbus, OH. 464 p.
Deam, C.C. 1940. Authorized reprint 1970. Flora of Indiana.
Verlag Von J. Cramer, S-H Service Agency, New York, NY. 1236 p.
Voss, E.G. 1972. Michigan flora, Part I, Gymnosperms and
monocots. Cranbrook Inst. of Sci. Bull. 55, Bloomfield Hills, MI. 488 p.
Ward, D.B. 1968. The nomenclature of Sisyrinchium
bermudiana and related North American species. Taxon 17: 270-276.
Ohio Department of Natural Resources
Division of Natural Areas and Preserves
Created: 2/1984 James F. Burns
Database Code: SPGX.J92