Photographer: Marcie O'Connor
Aster oblongifolius Nutt.
Aster: from the Greek aster, "a star," describing the radiate heads of the flowers
oblongifolius: oblongus for "longer than wide, oblong;" folia for "leaf"
|Plant: ||weakly erect, perennial, 4"-40" tall forb; stems stiff, brittle, more or less branched; from colony-forming rhizomes|
|Flower: ||head 3/4"- 1 1/4" wide with 15-40 blue to purple rays; inflorescence of several to many heads in large clusters at the ends of the branches; blooms Sept.-Oct.|
|Fruit:||dry seed with silky, fluffy pappus|
|Leaf:||stiff, entire, stalkess, usually slightly clasping, narrowly oblong, yellowish to dark green, coarsely hairy|
|Habitat: ||full sun; dry; prairies, cliffs|