Scientific NameDichanthelium linearifolium
Other Common Names:
Synonyms (former Scientific Names):
Dichanthelium depauperatum var. perlorgum
Dichanthelium linearifolium var. werneri
This is a perennial grass that grows in a decumbent to upright habit (4 to 16 inches tall) and forms mats or clumps.
They are 7 to 8 inches long and 1.5 to 5 mm wide. The upper surfaces can seem rough to the touch, while the lower surface can have soft or stiff hairs, and the margins are also rough. Leaf has a short hairy ligule (0.5 to 1.5 mm long).
Dichanthelium grasses can be difficult to separate into their species due to many similarities. This species grows in mats 4 to 16 inches tall. It has leaves that are 7 to 8 inches long and 1.5 to 5 mm wide. It has a short hairy ligule and light green in color. The upper and lower leaf surfaces can vary, but typically the upper surface lacks hair but is rough while the lower surface is mostly hairy. The sheaths can vary in hair characteristics, but are mostly hairy. The nodes are also hairy, while the internodes are smooth/hairless. Most Dichanthelium grasses have open panicles like this species.
Flower Seed Head
It has an open panicle that ranges from up to 2 in long and up to 1.5 in broad. The branches of the panicle are ascending and rough. The spikelets are 2.8 to 3.8 mm long.
The seed cover ranges from 1.5 to 2.5 mm in length. The actual seed grain is brownish with an ellipse-like shape, which is 1.5 to 1.8 mm long.
Is native to the midwest and eastern parts of the United States, and also middle to eastern Canada. Prefers more wooded environments.
Leaf Hair on Upper Surface
rolled in bud
Mature Leaf Width
less than 5 mm
less than 1 mm,