Helictochloa pratensis
| Helictochloa pratensis | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Monocots | 
| Clade: | Commelinids | 
| Order: | Poales | 
| Family: | Poaceae | 
| Subfamily: | Pooideae | 
| Genus: | Helictochloa | 
| Species: | H. pratensis | 
| Binomial name | |
| Helictochloa pratensis (L.) Romero Zarco | |
| Synonyms | |
| List 
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Helictochloa pratensis, known as meadow oat-grass, is a species of perennial flowering plant in the grass family Poaceae, found in temperate parts of Europe and Asia. Its culms are erect and 30–85 cm long; leaves are mostly basal. It is restricted to shallow, calcareous soils such as those formed on chalk and limestone substrates.