Data mode


Sign up

Copy permalink to share

Pityopsis nervosa (Willdenow) Dress. Phen: Jun-Oct. Hab: Longleaf pine sandhills, dry woodlands and forests (such as ridgetop pine/heath communities in the Mountains), roadbanks. Dist: S. NJ, DE (formerly), s. OH, and c. AR south to s. FL and nc. TX; Bahamas; also in Mexico (CHP, OAX, PUE, TAM, VER) and Central America (Belize, Guatemala, Honduras).

Origin/Endemic status: Native

Taxonomy Comments: This is the oldest species name for the most common large-headed member of the P. graminifolia complex, including a wide range of variation and possible introgression with other taxa of Pityopsis. Most populations are tetraploid (2n=36), but occasional diploids have also been referred here.

Synonymy: = Heterotheca nervosa (Willd.) Shinners; = Pityopsis graminifolia (Michx.) Nutt. – Nesom (2019a); = Pityopsis nervosa (Willd.) Dress var. nervosa – Ward (2004c); < Chrysopsis graminifolia (Michx.) Elliott – G; < Chrysopsis graminifolia (Michx.) Elliott var. graminifolia – SE1, misapplied; < Chrysopsis graminifolia (Michx.) Elliott var. latifolia Fernald – C, W; > Chrysopsis nervosa (Willd.) Fernald var. nervosa – F, Tat; > Chrysopsis nervosa (Willd.) Fernald var. stenolepis Fernald – F, Tat; > Chrysopsis nervosa (Willd.) Fernald var. virgata Fernald – F; > Heterotheca correllii (Fernald) H.E.Ahles – RAB; < Heterotheca graminifolia (Michx.) Shinners – Bah, Tx, Bowers (1972); > Heterotheca nervosa (Willd.) Shinners var. nervosa – RAB; > Heterotheca oligantha (Chapm.) Harms – Tx, misidentifications; < Pityopsis graminifolia (Michx.) Nutt. – Fl7, K4, Mex, Oh3, S, WH3, misapplied; < Pityopsis graminifolia (Michx.) Nutt. var. latifolia Fernald – Ar, FNA20, K1, K3, NcTx, Tn, Va, Semple & Bowers (1985)

Show in key(s)

Show parent genus

Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: UPL (taxonomic split from wetland indicator species)
  • Eastern Mountains and Piedmont: UPL (taxonomic split from wetland indicator species)
  • Great Plains: FACU (taxonomic split from wetland indicator species)
  • Midwest: UPL (taxonomic split from wetland indicator species)

Heliophily ?: 7

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© Gary P. Fleming | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷


See something wrong or missing on about Pityopsis nervosa? 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...