openflower rosette grass
Scientific NameDichanthelium laxiflorum
Synonyms (former Scientific Names):
Clump or mat-forming perennial that has an upright growth habit. It can reach 0.5 to 1.5 feet tall.
Leaf blades are 6 in long and 4 to 15 mm wide. The upper and lower leaf surface can have variable hair characteristics from hairless to very hairy, and leaf margins close to base will have uniform hairs. The leaf has a short hairy ligule (0.5 to 1 mm tall) and sheaths are hairy.
This is a clump or mat-forming grass that reaches 1.5 feet tall. It can be heavily haired. The nodes and sheaths are mostly hairy, and the leaves range from hairless to hairy, but mostly hairy. It also has a smaller seedhead than some of the other Dichanthelium species.
Flower Seed Head
Open panicle 1.5 to 3.5 in long and 1 to 2 in broad. The branches are spreading and ascending, lined with some hairs. Spikelets are elliptical in shape and 1.6 to 2.3 mm long.
The seed grain is whitish to yellowish, elliptical and 1 to 1.5 mm long
Like sun to partial shade in wooded areas on roadsides. It is native to the southeastern United States and some of the northeastern states. Ranges from Texas to Florida and Florida to Pennsylvania.
Leaf Hair on Upper Surface
hairs from base to tip
rolled in bud
Mature Leaf Width
less than 5 mm,
6 to 15 mm
less than 1 mm