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Oclemena nemoralis - (image 1 of 3)

Taxonomy

Family: Araceae

Synonymous with Aster nemoralis.

Habitat

Sphagnum bogs and poor fens, acidic shores, open white cedar swamps.

Associates

 Distribution

Newfoundland and southern Labrador to James Bay, south to NJ, NY and northern MI.

Morphology

Rhizomatous perennial; stems 10-60 cm, puberulent with faintly viscidulous hairs; leaves cauline, firm, scabrous above and puberulent below at least along the main veins, sometimes also glandular, linear to elliptic or oblong, acute or obtuse, more or less entire, margins often revolute, sessile; heads on slender peduncles, solitary or several in a minutely bracteates corymbiform inflorescence; involucres 5-7.5 mm; involucral bracts usually thin, imbricate, sharply pointed, purple-tinged or faintly greenish, scarcely herbaceous, viscidulous-puberulent or subglabrous; rays 13-27, pink or lilac, 9-15 mm.

Notes

Flowers September to October.

Wetland indicator: OBL

Endemic to boreal northeastern North America. Hybridizes with O. acuminata (O. xblakei) and rarely with Doellingeria umbellata.

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.

The New York Botanical Garden. Bronx, NY

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