Robert W. Freckmann Herbarium


  Sparganium eurycarpum Engelm. image
Photographer: Matthew L. Wagner           

Andrew Hipp

Derek Anderson

Derek Anderson

Paul Skawinski

Robert W. Freckmann

Robert W. Freckmann

Josh Sulman

Josh Sulman

Josh Sulman

Josh Sulman

Josh Sulman
Family Sparganiaceae
Sparganium eurycarpum Engelm.
broad-fruit bur-reed, common bur-reed, giant bur-reed
Sparganium: ancient name, probably sparganon for "a band," referring to ribbon-like leaves
eurycarpum: broad-fruited
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, perennial, emergent semi-aquatic, 1'-3 1/2' tall; stems stout, spongy, flattened V-shape in cross section; roots a shallow, spreading rhizomes
Flower: female flower green to white, 3-parted; inflorescence 3/4" round heads on branched, zigzagging stalk, upper heads male and smaller than the lower female heads; blooms June-July
Fruit:brown, wide, flat-topped, beaked nutlets fruit drawing in large, 1" wide, bur-like heads
Leaf:barely dilated at the base, ribbony, some floating or submersed; veins forming a net-like grid
Habitat: sun; wet; ditches, shallows, marshes, shores; in muddy soil
(Glossary)

More Information Natural Communities Herbarium Specimens
All Sparganium list Google- Images or Text

Flora of North America (off site)
Synonyms 
Sparganium californicum Greene
Sparganium erectum L. subsp. stoloniferum (F.Hamilton ex Graebn.) C.D.K.Cook & M.S.Nicholls
Sparganium eurycarpum Engelm. var. greenei (Morong) Graebn.
Sparganium greenei Morong

         
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