Helianthus longifolius Pursh - Sunflower

Helianthus longifolius plant

Family - Asteraceae

Stems:

Helianthus longifolius stem

Helianthus longifolius rhizomeRhizome.

Leaves:

Helianthus longifolius leaves

Helianthus longifolius basalsBasal leaves in-situ.

Inflorescence:

N/A

Involucre:

Helianthus longifolius involucre

Ray flowers:

Helianthus longifolius flowers

Disk flowers:

Helianthus longifolius disk

Flowering - July - November.

Habitat - Sandy soil, rocky glades, sandhill bogs.

Origin - Native to North America.

Other information - This attractive species can be found in the northeastern corner of Alabama. The plant can be identified by its stocky rhizomes, long basal leaves, reddish-purple stems, and multiple flower heads. This species can be found growing wild in just Georgia and Alabama (USA). It is cultivated and escaped elsewhere.
The genus name Helianthus derives from the Greek "helio" meaning "sun" and "anth(us)" meaning "flower."
The species epithet longifolius derives from the Latin "long(i)" meaning "long" and "foli" meaning "a leaf" for the long, thin leaves of this species.

Alabama Distribution:

Helainthus longifolius map

Photographs taken at Fort Benning, GA., 9-12-05.


Thumbnail page

Species List