onion grass

onion grass (usually uncountable, plural onion grasses)

1. (US) Species of Melica, especially Melica bulbosa. [from 19th c.]
2. (Australia) Any of several species of non-native grasses of the genus Romulea, including Romulea rosea. [from 20th c.]
   • 2018, Bruce Pascoe, Dark Emu, Scribe, published 2020, page 54:

     Peter Latz […] described the technique of women harvesting the tubers of onion grass […] .

3. Wild or feral chives, garlic, or other species with grass-like leaves in the genus Allium, particularly Allium vineale, a wild herb native to Europe and western Asia, naturalised elsewhere; a common lawn weed.

• (Allium vineale): crow garlic, field garlic, wild onion, wild scallion, wild garlic

• onion grass on Wikipedia.Wikipedia

Allium vineale

• Allium vineale on Wikispecies.Wikispecies
• Allium vineale on Wikimedia Commons.Wikimedia Commons
• onion grass at USDA Plants database