Advanced Search

Shining Flatsedge is a grass-like annual which forms tufts of slender stems that are 5-20 cm high. The few leaves occur near the base of the plant and are 1-2 mm wide. The flowers consist of a small, blunt scale with a pale, ca. 2-3 mm long midrib, which subtends a single stamen and ovary. The flowers are crowded opposite each other into flattened spikelets that are 3-15 mm long. Spikelets occur...

Pointed Broom Sedge forms dense clumps without rhizomes and has stems 4-10 dm high. The lowermost leaves are reduced to scales. The leaf blades, which are 1-3 mm wide, are flat and clustered just above the scales on the lower stem. Flowers are clustered in 3-8 egg-shaped, stalkless spikes, which are 8-14 mm long and in close proximity to each other at the top of the stem. Male flowers (recognize...

Schweinitz' Flatsedge is a grass-like perennial with stems that are 10-40 cm high, arising from short, irregularly swollen rhizomes. The leaves are 1-4 mm wide and located mostly near the base of the plant. The inflorescence is subtended by 3-6 long, leaf-like bracts, some of which are wider than the leaves. The infloresence is made up of ascending clusters of flattened spikelets that are 5...

Many-ribbed Sedge is a perennial, grass-like plant that forms small to large clumps with stems reaching up to 6 dm high that have basal leaves which are reduced to scales. The flat leaves are 2-4 mm wide and crowded just above those that are reduced. Flowers are clustered in egg-shaped spikes, 6-10 mm long; the female flowers (perigynia) occupy most of the spike, but there are a few inconspicuou...