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Caryophyllaceae
Scleranthus

*Scleranthus annuus Linnaeus ssp. annuus. Common name: Knawel, Annual Knawel, Knotgrass. Phenology: Mar-Oct. Habitat: Fields, ditches, roadsides, other disturbed areas. Distribution: Native of Mediterranean Europe, n. Africa, and w. Asia.

Glossary (beta!)

Origin/Endemic status: Europe

Taxonomy Comments: There are seven other subspecies recognized outside our region (Thieret & Rabeler in FNA 2005).

Synonymy ⓘ: = Ar, Can, FNA5, NY; < Scleranthus annuus L. — C, F, Fl4, G, GrPl, Il, K4, Mi, NE, Pa, RAB, S, S13, Tat, Tn, Va, W, WH3, WV. Basionym: Scleranthus annuus L. 1753

Links to other floras: = Scleranthus annuus ssp. annuus - FNA5

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FACU (name change)
  • Eastern Mountains and Piedmont: FACU (name change)
  • Great Plains: FACU (name change)
  • Midwest: FACU (name change)
  • Northcentral & Northeast: FACU (name change)

Heliophily ⓘ: 9

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Keith Bradley | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Andre Hosper, some rights reserved (CC BY), uploaded by Andre Hosper source CC-BY | Original Image ⭷
image of plantno rights reserved, photo by iNaturalist user drizard source CC0 | Original Image ⭷
image of plant© Andre Hosper, some rights reserved (CC BY), uploaded by Andre Hosper source CC-BY | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© Erik Danielson source | Original Image ⭷
image of plant© J. Burke Korol, some rights reserved (CC BY-NC), uploaded by J. Burke Korol source CC-BY-NC, permission granted to NCBG | Original Image ⭷

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Horticultural Information

No horticultural data found for this taxon.