Poaceae

Dense silkybent

Apera interrupta (L.) P.Beauv.

Family: Poaceae
Genus: Apera

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Dense silkybent: Apera is one of the few oatgrasses to have awns arising from near the tip of the lemma. — Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons

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Common names

By language (11)

Bulgarian: Прекъсната ветрушка
Czech: Chundelka přetrhovaná
Dutch: Stijve windhalm
English: Dense silkybent, Dense silky-bent
Finnish: Alvariluoho
French: Apère interrompue, Agrostide interrompue, Apéra interrompue
German: Unterbrochener Windhalm
hsb: Přetorhnjena třasawka
Slovenian: Gostocvetni srakoperec
Swedish: Alvarkösa
Welsh: Sidanwellt trwchus

Synonyms

Agrestis interrupta (L.) Bubani
Agrostis anemagrostis subsp. interrupta (L.) Syme
Agrostis interrupta L.
Agrostis interrupta P.Gaertn., B.Mey. & Scherb.
Agrostis spica-venti subsp. interrupta (L.) Hook.f.
Agrostis spica-venti var. interrupta (L.) Hook.f.
Agrostis spica-venti var. interrupta (P.Gaertn., B.Mey. & Scherb.) G.Mey.
Agrostis spica-venti var. pygmaea Fr.
Agrostis spicaventi var. coarctata Neilr.
Anemagrostis interrupta (L.) Trin.
Apera interrupta var. humilis Sennen
Apera spica-venti f. pygmaea (Fr.) Neuman
Apera spica-venti var. interrupta (L.) Beal
Aspera interrupta P.Beauv.
Cynosurus splendens Ten. ex Roem. & Schult.
Milium interruptum (L.) Lag.
Muhlenbergia interrupta (L.) Steud.

Characteristics

Growth habit: Graminoid
Lifespan: Annual
In the US and Canada: Canada: introduced, Hawaii: introduced, Lower 48 states: introduced

Photos

Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons

More in Apera

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.