''Carex congdonii'' is a

tussock Tussock may refer to: * Tussock grass, a group of species in the family Poaceae *Floating island * Lymantriinae, called tussock moths or tussocks See also * Hassock (disambiguation) Hassock may refer to: * Kneeler, a cushion or a piece of f ...

-forming species of perennial sedge in the family

Cyperaceae The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges. The family is large, with some 5,500 known species described in about 90 genera, the largest being the "true sedges" genus ''Carex'' w ...

. It is native to parts of California. The sedge has a turf-like habit with short

rhizome In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...

s forming many stems. The smooth culms are located centrally and have a triangular cross-section with a length of . It has leaves with a reddish colour that are purple tinged basal sheaths. The M-shaped leaves have green blades with a width of and have long projections.

References

congdonii Taxa named by Liberty Hyde Bailey Plants described in 1896 Flora of California {{Carex-stub