Dichanthelium ovale var. addisonii (Panicum commonsianum; Dichanthelium c.) Addison’s rosette grass Poaceae PACO; Q, j; R, jw, gr, lp, sb;

Panicum commonsianum .(Dichanthelium ovale var. addisonii).Gary P. Fleming.Digital Atlas of the Virginia Flora.vaplantatlas.org

Panicum commonsianum Autumn form.(Dichanthelium ovale var. addisonii). Gary P. Fleming. Digital © 2014 Virginia Botanical Associates.vaplantatlas.org (Accessed 5/2014).

Dichanthelium ovale var. addisonii is a perennial grass, tufted, gray-green, sometimes purplish, basal leaves in an over-wintering rosette; vernal plants erect, stiff, 10-60 cm, some sheaths and internodes hairy with both long (to 0.2 cm) and short hairs; sheaths finely ribbed, shorter than internodes, ligule a band of short hairs in front of a band of long hairs (to 0.5 cm). 

Leaves linear to lance-shaped, 4-9 cm long, 0.3-0.7 cm wide, base rounded to slightly lobed with margins minutely toothed, often hairy below with hairs of 2 lengths, margin inrolled; late season leaves not much reduced. 

Flower spikelets hairy, about 0.1-0.2 cm, few, often purplish; blooms May-July; inflorescence extended well beyond uppermost leaf sheath, broad, 3-8 cm long, and about as wide, stiffly spreading branches; late season plants prostrate or widely spreading, branched mostly from middle nodes, panicles much smaller, shorter than leaves; July-Nov. 

Wetland status: FACU. 

Frequency in NYC: Infrequent. 

Origin: Native. 

Habitat: Open areas on sandy soil. 

Notes: Seeds of Panicum spp. eaten by many birds, foliage eaten by Muskrats and rabbits.