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Ashy sunflower

Also known as: downy sunflower

Helianthus mollis Lam.

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Ashy sunflower
Ashy sunflower leaves
Ashy sunflower disk florets
Ashy sunflowers
Ashy sunflower
Ashy sunflower leaves
Ashy sunflower leaves
Ashy sunflower
Ashy sunflower
Ashy sunflower
Ashy sunflower inflorescence
Ashy sunflower inflorescence
Ashy sunflower stem
Ashy sunflower bracts
Ashy sunflower

Morphology

Stem
Erect, solitary or clustered, densely gray pubescent with soft to stiff hairs.
Leaves
Mostly opposite or uppermost sometimes alternate, stiff, ascending, sessile, usually heart-shaped clasping, ovate to broadly lanceolate, 2 to 6 inches long, .8 to 2.8 inches wide, grayish-green, surfaces rough-hairy; margins entire to shallow-toothed; tips pointed or tapering pointed.
Inflorescence
Heads, 2.5 to 4 inches across, solitary or few in spike-like raceme, long-stalked, terminal; bracts in 2 to 4 unequal, overlapping series, linear-lanceolate to lanceolate; margins and outer surface densely pubescent with ascending or spreading hairs; tips pointed to gradually tapering to slender points, loose spreading.
Flower
Ray florets 15-30, .8 to 1.4 inches long, light to deep yellow; disk florets yellow, corolla 1/4 to 1/3 inch long; chaffy bracts linear, about 2/5 inch long, entire, tapering to points; tips green or yellowish.
Fruit
Achene, wedge-shaped to egg-shaped, 1/8 to 1/6 inch long, dark brown or brown-mottled, tipped by 2 scales with pointed tips, enclosing small seed.

Ecology

Habitat
Open drying places, roadsides, fence rows, upland prairies, pastures, old fields, thickets, glades; sandy soils.
Distribution
East 1/2 of Kansas.

Additional Notes

Comments

Latin mollis "soft" alluding to the fine pubescence on the surface of the leaves. Ashy sunflower arises from much branched rhizomes so it is usually found growing in colonies.

Quick Facts
Plant Type
Wildflower
Family
Asteraceae - Sunflower Family
Life Span
Perennial
Height
20-48 inches
Origin
Native
Last Updated
2008-08-22
Color Groups
Yellow Wildflowers
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: July, August, September