Colors

Data mode

Account

Login
Sign up

Copy permalink to share

Silphium compositum Michaux var. compositum . Carolina Rosinweed. Phen: May-Sep. Hab: Longleaf pine sandhills, other xeric forests and woodlands, roadbanks. Dist: As currently broadly circumscribed, distributed from VA south to GA, and west to AL.

Origin/Endemic status: Endemic

Taxonomy Comments: Perhaps worth dividing further into two taxa: S. compositum sensu stricto, restricted to the Coastal Plain and extreme lower Piedmont, and distributed from se VA through the Carolina Coastal Plain to extreme e. GA, a distribution very similar to those of Carphephorus bellidifolius, Cirsium repandum, and Vaccinium crassifolium; and S. collinum Greene, with less deeply lobed leaves, and distributed from se. and sc. VA, nc. NC, sw. NC and ne. AL south to sc. SC, c. GA, and ec. AL.

Synonymy: = K1, Va, Perry (1937); = Silphium compositum Michx. – F; = Silphium compositum Michx. ssp. compositum – Sweeney (1970); > Silphium collinum Greene; < Silphium compositum Michx. – C, FNA21, G, K3, K4, SE1, Tn, W; > Silphium compositum Michx. – S; < Silphium compositum Michx. var. compositum – RAB; > Silphium orae Small – S

Show in key(s)

Show parent genus

Heliophily ?: 8

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© Alan Weakley source | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷

Feedback

See something wrong or missing on about Silphium compositum var. compositum? 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...