(formerly Aster puniceus)
Other common names:
Glossy-leaved Aster, Swamp Aster|
Other scientific names:
Aster puniceus, Aster calvus, Aster compactus, Aster condupicatus, Aster demissus, Aster firmus, Aster lucidulus, Symphyotrichum firmum
Composite Family (Asteraceae)
Purple stem (but not always!). Grows in wet areas. Stem usually somewhat crooked (zig-zag). Relatively large sparse flowers, resembling those of New England Aster.
Rush Aster (Symphyotrichum boreale) - also grows in bogs, but has very narrow, long leaves.
Smooth Aster (Symphyotrichum laeve) - may also have a purplish stem, but is smooth all over, including the leaves.
Bog Aster (Oclemena nemoralis) - also grows in wet areas, but usually has a single flower at the top of the stem.
New England Aster (Symphyotrichum novae-angliae) - also has numerous ray flowers, and clasping leaves, but grows in drier habitat.
Summer, Autumn; Blue/Violet; 7 or more parts (petals); 2.5cm in diameter. Ray flowers: numerous: 30-50, pale blue, mauve, violet, dark blue, or purple. Disc flowers: 30-90, yellow becoming purple.
Gradually tapering to a base that clasps the stem, partially similar to those of New England Aster. Rough.
Up to 120 cm (47 in)
Often reddish-purple (but not always). Usually bristly-hairy, but may be somewhat smooth. Fairly stout.
Fields and Open Areas, Wet Areas; Swamps and open wet areas, wet thickets.
Grows in Sun/Shade:
Newcomb's Wildflower Guide: 456
Peterson's Field Guide to Wildflowers: 356
ROM Field Guide to Wildflowers of Ontario: 191
This Aster grows in wet areas and has an open aspect to it. The stem is usually crooked, and the flowers resemble those of New England Aster. It is fairly common.
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Range Map is at the bottom of the page