| back | forward |
Prairies, mesic prairies. Peaty or boggy soils. Calcareous fens and sandflats.
Basal leaves well-developed and present at flowering time. Cauline leaves alternate, linear to narrowly lanceolate. Stems pubescent . Inflorescence a spiciform or racemose spike, much longer than broad. Stems glabrous to glabrate. Involucres up to 11mm high, the bracts mostly rounded or obtuse to subacute; corolla tube glabrous within; heads more than 20, sessile, each with fewer than 15 flowers; pappus barbellate.
Flowers mid July to late September.
Wetland indicator: Facultative
This plant creates a great floral display in fens and on springy slopes in late summer. It blooms just before boneset and spotted joe-pye-weed.
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
Michael Hough © 2005