Ionactis linariifolius
From Nearctica
Identification: Flowers with light blue-lilac ray florets. Flowers single or in a small cluster at the tips of the stem. Stems stiff, rigid, whorled with the leaves, usually in a tussock. Leaves thick about the stem, needlelike, rigid, and with a single vein. Plant 6 to 20 inches in height.
Distribution: Most of eastern North America.
Habitat: Typically found in dry, rocky soil or along rock ledges.
Flowering period: September to October.
Similar Species: This species might be confused with the Bog Aster. However the habitats are completely different