Chasmanthium sessiliflorum (Poiret) Yates var. 1 . Common name: Coastal Hammock Longleaf Spikegrass. Phenology: Aug-Oct. Habitat: Calcareous hammocks. Distribution: E. SC south to n. FL.
ID notes: Characterized by divergent panicle branches and occurs in outer Coastal Plain calcareous sites (J. Allison, pers. comm.).
Origin/Endemic status: Endemic
Taxonomy Comments: This additional taxon warrants recognition.
Synonymy ⓘ: < Chasmanthium laxum (L.) Yates var. sessiliflorum (Poir.) L.G.Clark — Wipff & Jones (1994); < Chasmanthium sessiliflorum (Poir.) Yates — C, ETx1, FlGr, FNA25, GW1, K4, NS, POWO, Yates (1966a), Yates (1966c); < Uniola longifolia Scribn. — S, S13; < Uniola sessiliflora Poir. — F, G, HC, RAB. Basionym: basionym]
Links to other floras: < Chasmanthium sessiliflorum - FNA25
Show parent genus | Show parent in key(s)
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
- Great Plains: FAC (taxonomic split from wetland indicator species)
- Midwest: FAC (taxonomic split from wetland indicator species)
Heliophily ⓘ: 4
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.
© Melanie Flood | Original Image ⭷
© Melanie Flood | Original Image ⭷
© Melanie Flood | Original Image ⭷
© Melanie Flood | Original Image ⭷Feedback
See something wrong or missing on about Chasmanthium sessiliflorum var. 1? 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. If a species is not keyed, that's because keying is ongoing. Please don't send us feedback about unkeyed species.
Horticultural Information
No horticultural data found for this taxon.