Dichanthelium boscii  ( Panicum b.) Bosc’s panic grass Poaceae PABO; R;

Panicum boscii.(dichanthelium b.) Arthur Haines Copyright © 2014.New England Wild Flower Society.gobotany.newenglandwild.org

Panicum boscii.(dichanthelium b.) Arthur Haines Copyright © 2014.New England Wild Flower Society.gobotany.newenglandwild.org (accessed 5/2014)

Dichanthelium boscii is a perennial C3 grass (Basinger 2002), tufted stems 30-70 cm tall, often bent near base, often hairy, nodes densely hairy, sheaths hairy along margins and at top, sometimes on back.

Leaves 6-12 cm long, 1.5-3 cm wide, lance-shaped, base lobed, mostly hairy on both sides. Autumn phase leaf blade half as large, forming winter rosette with shorter, wider leaves. 

Flower spikelets 1-flowered, sparse, hairy, also warty (use lens) 0.4-0.5 cm long, 0.2 cm wide, first glume half as long as second; primary inflorescence hairy, often partly inside leaf sheath, 5-10 cm long, branches few; autumn phase inflorescences from middle nodes, sparsely branched; blooms and fruits July-Oct. Seeds eaten by birds (Hilty 2006).

Wetland status: UPL.

Frequency in NYC: Very infrequent.

Origin: Native.

Habitat: Rich, dry woods.

Notes: Fed upon by larvae of the Hobomok Skipper Poanes hobomok (Hilty 2006)