species 469 observations
One-spike Oat Grass
Danthonia unispicata
Field notes
Danthonia unispicata is a species of grass known by the common name onespike oatgrass, or onespike danthonia.
It is sometimes treated as a variety of Danthonia californica, to which it is similar. It is native to western North America, where it grows in several types of habitat, including grassland and open areas in mountain forests.
It is a perennial bunchgrass growing in clumps 10 to 30 centimeters tall, with very hairy, rolled leaves. The inflorescence bears a single spikelet, or sometimes up to four spikelets.
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Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
- Layer
- Grasses and sedges
- Light
- Full sun
- Moisture
- Dry
- Water use
- Low
- Plant type
- Ornamental grasses and sedges Perennial
From USDA PLANTS and the Lady Bird Johnson Wildflower Center.