Family: Cyperaceae
Robbins' spike-rush
Emmet J. Judziewicz
Emmet J. Judziewicz
University of Wisconsin - Madison (WIS-VP)
Etymology: Eleocharis: Greek elos for "marsh" and charis for grace, referring to marsh plant
Plants: erect, perennial, 9-30" tall, semi-aquatic, emergent sedge; stems emergent, stiff, thin, and triangular in X-section; submersed part sterile; spreading rhizomes
Leaves: only brown sheaths at base of stem
Flowers: inflorescence solitary spikelet at tip of stem
Fruits: brown, urn-shaped nutlet with cap about 1/2 size of nutlet on the top
Habitat: wet; shores, water to 40" deep, soft water
Conservation Status: Special Concern
Plants: erect, perennial, 9-30" tall, semi-aquatic, emergent sedge; stems emergent, stiff, thin, and triangular in X-section; submersed part sterile; spreading rhizomes
Leaves: only brown sheaths at base of stem
Flowers: inflorescence solitary spikelet at tip of stem
Fruits: brown, urn-shaped nutlet with cap about 1/2 size of nutlet on the top
Habitat: wet; shores, water to 40" deep, soft water
Conservation Status: Special Concern
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 10, Wetland Indicator = OBL WIS DNR-Bureau of Endangered Resources: Detailed information on Wisconsin listed species including state and federal status, photos, etc. USDA Plants Database: Federal Distribution and detailed information including photos
Emmet J. Judziewicz
Matthew S. Berg
Carol Watkins
