Poaceae
American milletgrass
Milium effusum
- Family
- Poaceae
- Genus
- Milium
Pet and kid safety: not checked yet. Check pet-safe plants

Is yours looking unwell? Scan your plant — free
Common names
By language (28)
- arz
- ميليوم افوسوم
- Azerbaijani
- Sallaq quşdarısı
- Belarusian
- Прасянік разгалісты
- Bulgarian
- Клонесто горско просо
- Chinese
- 栗草, 粟草
- Czech
- Pšeníčko rozkladité
- Danish
- Almindelig Miliegræs
- Dutch
- Bosgierstgras
- English
- American milletgrass
- Estonian
- Harilik saluhein
- Finnish
- Tesma, Lehtotesma
- French
- Millet étalé, Millet des bois, Millet sauvage
- German
- Wald-Flattergras
- hsb
- Lěsna pjerchowanka
- Icelandic
- Skrautpuntur
- Japanese
- イブキヌカボ
- Latvian
- Izplestā ēnsmilga
- Lithuanian
- Miškinė sorokė
- myv
- Рацяня калгодо марь
- Norwegian Bokmål
- Myskegress
- Persian
- ارزنک
- Polish
- Prosownica rozpierzchła
- Russian
- Бор развесистый
- Slovenian
- Razprostrta prosulja
- Swedish
- Hässlebrodd, Hässlebrodden
- Tatar
- Себерке кыяк
- Ukrainian
- Просянка розлога
- Welsh
- Miledwellt y coed
Synonyms
- Agrostis effusa (L.) Lam.
- Alopecurus effusus Link ex Kunth
- Decandolia effusa (L.) T.Bastard
- Melica effusa (L.) Salisb.
- Miliarium effusum (L.) Moench
- Milium adscendens Roxb.
- Milium alpicola (Chrtek) Landolt
- Milium confertum L.
- Milium dubium Jacquem. ex Hook.f.
- Milium effusum f. lerchenfeldianum (Schur) Morariu
- Milium effusum subsp. alpicola Chrtek
- Milium effusum subsp. cisatlanticum (Fernald) A.Haines
- Milium effusum subsp. confertum (L.) K.Richt.
- Milium effusum var. alpicola (Chrtek) Soó
- Milium effusum var. cisatlanticum Fernald
- Milium effusum var. coloratum Roshev.
- Milium effusum var. effusum
- Milium effusum var. elatius W.D.J.Koch
- Milium effusum var. latifrons Podp.
- Milium effusum var. subacaule J.T.Jansen & Wacht.
- Milium effusum var. variegatum Ducommun
- Milium effusum var. violaceum Hegi
- Milium nepalense Nees
- Milium transsilvanicum Schur
- Milium transsilvanicum var. lerchenfeldianum Schur
- Milium willdenowii Lojac.
- Paspalum effusum (L.) Raspail
Characteristics
- Growth habit
- Graminoid
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos

Photo: James K. Lindsey, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Daderot, CC0, from Wikimedia Commons 
Photo: Averater, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Averater, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Averater, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Averater, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Biodehio, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Stefan.lefnaer, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Stefan.lefnaer, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Stefan.lefnaer, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Stefan.lefnaer, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Stefan.lefnaer, CC BY-SA 4.0, from Wikimedia Commons
More in Milium
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.