Scleria pauciflora Muhlenberg ex Willdenow var. caroliniana Alph. Wood. Common name: Carolina Nutrush. Phenology: Jun-Sep. Habitat: Pine savannas. Distribution: NH west to MI, south to n. FL, TN, and MO.
ID notes: Both varieties of Scleria pauciflora grow from tough, knotty, horizontal rhizomes, the stems 2.5-6 dm feet tall. Inflorescences usually are tinged a cinnamon color, sometimes strongly so (vs. green or slightly cinnamon in S. ciliata and S. elliottii. The base of the achene has 6 tubercles (vs. 3 in the just-named species). From var. pauciflora, var. caroliniana is told by dense short hairs on stems, leaves, and bracts (vs. glabrous or sparsely hairy).
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, F, FNA23, G, GrPl, Il, K4, NE, NS, POWO, Tn, Va, Fairey (1967), LeBlond, Tessel, & Poindexter (2015); < Scleria ciliata Michx. — WH3; < Scleria pauciflora Muhl. ex Willd. — C, GW1, Mo1, NY, Pa, RAB, S, S13, Tat, W. Basionym: Scleria pauciflora Muhl. ex Willd. var. caroliniana Alph.Wood 1871
Links to other floras: = Scleria pauciflora var. caroliniana - FNA23
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FAC (taxonomic lump from wetland indicator species)
- Eastern Mountains and Piedmont: FAC (taxonomic lump from wetland indicator species)
- Eastern Mountains and Piedmont: FACU (taxonomic lump from wetland indicator species)
- Great Plains: FAC (taxonomic lump from wetland indicator species)
- Great Plains: FACW (taxonomic lump from wetland indicator species)
- Midwest: FAC (taxonomic lump from wetland indicator species)
- Midwest: FACU (taxonomic lump from wetland indicator species)
- Northcentral & Northeast: FACU (taxonomic split from wetland indicator species)
Heliophily ⓘ: 8
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