Symphyotrichum novi-belgii var. crenifolium
Phytologia 82: 138. 1997.
Endemic
Basionym: Aster foliaceus var. crenifolius Fernald Rhodora 17: 15. 1915
Synonyms: Aster crenifolius (Fernald) Cronquist Aster foliaceus var. subpetiolatus Fernald Aster novi-belgii var. crenifolius (Fernald) Labrecque & Brouillet
Plants robust, compact. Stems glabrous (sometimes hirsute in lines distally). Leaf blades widely ovate to oblong, 4–5 times as long as wide, bases strongly clasping. 2n = 48.
Phenology: Flowering Aug–Sep.
Habitat: Stony or sandy, open upper seashores
Elevation: 0 m
Discussion
Variety crenifolium is known from the Gaspé Peninsula and nearby New Brunswick. Reports from New England states need confirmation, as all of the material from there seen by us is var. novi-belgii or var. elodes.
Selected References
None.
Lower Taxa
None.