Colors

Data mode

Account

Login
Sign up

Copy permalink to share

Helianthus schweinitzii Torrey & A. Gray. Schweinitz's Sunflower. Phen: Late Aug-Oct. Hab: Clayey soils of woodlands and roadsides, in areas formerly with post oak-blackjack oak savannas, xeric oak-pine woodlands, or "Piedmont prairies", now primarily on mowed road or powerline rights-of-way. Dist: Piedmont of nw. NC and nc. SC, primarily within 100 km of Charlotte, NC

Origin/Endemic status: Endemic

Other Comments: Some earlier reports (as in Heiser et al. 1969) of occurrences in se. NC, e. SC, and c. SC are based on misidentifications. See Matthews, Barden, & Matthews (1997) and Grubbs & Wynes (2015) for informative discussions about this species.

Synonymy: = FNA21, K1, K3, K4, RAB, S, SE1

Show in key(s)

Show parent genus

Heliophily ?: 9

Your browser does not support SVGs

Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.

image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Will Stuart | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Grant Morrow Parkins | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷

Feedback

See something wrong or missing on about Helianthus schweinitzii? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months.


Cite as...