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Poaceae
Aristida

not marked as a favorite taxon Aristida geniculata Rafinesque. Common name: Northeastern Slim-spike Three-awn. Phenology: Aug-Oct. Habitat: Dry open habitats, disturbed areas. Distribution: The distribution and habitats of A. geniculata and A. longespica in our area are poorly known, pending further field and herbarium investigation.

Glossary (beta!)

Origin/Endemic status: Native

Taxonomy Comments: The phylogenetic study of Cerros-Tlatilpa, Columbus, & Barker (2011) suggests that this taxon is not closely related to A. longespica, and should be given species rank.

Synonymy ⓘ: = NY; = Aristida longespica Poir. var. geniculata (Raf.) Fernald — Ar, C, Can, ETx1, FlGr, HC, K4, Mo1, NcTx, NE, Pa, Va, WH3; > Aristida intermedia Scribn. & C.R.Ball — F, G, S, Tx; > Aristida intermedia Scribn. & C.R.Ball var. intermedia — Il; < Aristida longespica Poir. — POWO, RAB, Tat, W, WV; > Aristida longespica Poir. — G, Tx; < Aristida longespica Poir. var. geniculata (Raf.) Fernald — FNA25, Allred (1986); > Aristida longespica Poir. var. geniculata (Raf.) Fernald — F, Il, NS. Basionym: Aristida geniculata Raf. 1817

Links to other floras: < Aristida longespica var. geniculata - FNA25

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU (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: FACU (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: FACU (taxonomic split from wetland indicator species)

Heliophily ⓘ: 9

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image #1 of Aristida geniculatano rights reserved, uploaded by Shaun Pogacnik source CC0 | Original Image ⭷
image #2 of Aristida geniculata© Alex Graeff, all rights reserved, uploaded by Alex Graeff source | Original Image ⭷
image #3 of Aristida geniculatano rights reserved, uploaded by John Kees source CC0 | Original Image ⭷
image #4 of Aristida geniculatano rights reserved, uploaded by John Kees source CC0 | Original Image ⭷
image #5 of Aristida geniculata© Michael John Oldham, some rights reserved (CC BY-NC), uploaded by Michael John Oldham source CC-BY-NC, permission granted to NCBG | Original Image ⭷
image #7 of Aristida geniculata© Alex Graeff, all rights reserved, uploaded by Alex Graeff source | Original Image ⭷
image #8 of Aristida geniculatano rights reserved, uploaded by John Kees source CC0 | Original Image ⭷

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Horticultural Information

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