Vasey & Scribn.
Poa howellii is a species of grass known by the common name Howell's bluegrass.
Poa howellii is an annual bunchgrass growing in dense, narrow tufts up to 80 centimeters tall.
The inflorescence is a series of whorls of branches bearing spikelets, the branches growing appressed to the stem and then spreading out from the stem as the spikelets mature.
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