Kansas Wildflowers and Grasses

VISCID EUTHAMIA

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Euthamia gymnospermoides Greene

Ellsworth County, Kansas

Perennial

Height: 18-40 inches

Family: Asteraceae - Sunflower Family

Flowering Period: August, September,October

Also Called:

Narrow-leaved goldenrod, flat-topped goldenrod.

Stems:

Erect, simple or loosely clustered, branching in upper 1/2 to 2/3, mostly glabrous, often sticky.

Leaves:

Alternate, thick, firm; basal and lower stem leaves drop early; persistent stem leaves numerous, sessile, entire, linear or linear-lanceolate, 1.5 to 3.5 inches long, less than 1/3 inch wide, densely glandular-dotted, 1 prominent vein; margins rough; tip gradually tapering to slender point.

Inflorescences:

Corymb-like, broad, more or loss flat-topped; heads numerous, mostly sessile, in small clusters.

Flowers:

Involucre to 1/4 inch tall; bracts overlapping, blunt, inner ones pointed, straw-colored; ray florets 5-20, yellow, to 1/10 inch long; disk florets about 1/2 as many as rays.

Fruits:

Achenes, short-hairy, several-nerved, tipped with numerous white bristles, enclosing small seed.

Habitat:

Rocky upland prairies and roadsides; open, drying sites; sandy or rocky soils.

Distribution:

Throughout Kansas.

Comments:

The flowers have a sweet fragrance.

Viscid euthamia florets