Symphyotrichum patens (Ait.) Nesom
Late Purple Aster
Habitat: Dry, open woods and fields.
Range: Maine, south to Florida, west to Texas, north to Minnesota.
Aids to Identification: This perennial aster has conspicuous rays. The leaves are strongly cordate- or auriculate-clasping. There are typically 15-30 rays that are commonly blue.
Ecological characteristics: None noted.
Phenology: Flowers August - October.
Synonyms: Aster patens Ait.; Lasallea patens (Ait.) Semple & L. Brouillet; Virgulus patens (Ait.) Reveal & Keener.
Known Distribution in Maine: This rare plant has been documented from a total of 1 town(s) in the following county(ies): Androscoggin.
Reason(s) for rarity: Northern limit of its range.
Conservation considerations: None noted.