Achenes various shades of brown to black, flattened or rhombic in section, obovoid, 1.5–2 mm.
Plasmodium white; sporangia greyish-white, obovoid or wedge-shaped, .7 mm.
Grain is minute, globose, obgloboid or obovoid, free in the glume and the palea.
Spikelets are obovoid or lanceolate, 1- to 2-flowered, persistent on their stalks, one to three in an involucel.
Think of the shape as obovoid, and then bent somewhat to the side.
Grain is narrow, obovoid, biconvex, with two grooves on the anterior side and with a long embryo.
Achenes very thick and obovoid, flat at the top; pappus none.
Surface dull brown, clothed with small white hairs, obovoid, 2–2.5 mm.
Peridium large, obovoid or top-shaped, depressed above, with a stout thick base and a cord-like root.
The peridium is obovoid, with a short base, the mycelium forming a cord like a root.