Duliche [Latin dulichium, a kind of sedge]

Joy Mastrogiuseppe

Herbs, perennial, cespitose or not, rhizomatous. Culms terete. Leaves cauline; ligules present; proximal leaves bladeless, distal with well-developed blades, flat. Inflorescences axillary, spicate, with 3–10 spikelets per spike; primary bracts leaflike, each subtending spike. Spikelets: scales 4–8, distichously arranged, each subtending flower. Flowers bisexual; perianth of 6–9 retrorsely barbed bristles, slightly longer than achene; stamens 3; styles 2-fid, base persistent, linear. Achenes biconvex. x = 16.

Species 1: North America.

Lower Taxa

• Dulichium arundinaceum (Linnaeus) Britton
• Dulichium arundinaceum var. arundinaceum
• Dulichium arundinaceum var. boreale Lepage