spiny-spored quillwort, stiff quillwort
[Isoëtes braunii Durieu, more...]
Etymology: Isoetes: from Greek isos, "ever," and etas, "green," implying the character of being evergreen. Note"
Plants: perennial, submersed aquatic; underground, thick, lobed stem with forked roots
Leaves: 4 long air chambers, center vein, pale to medium green, soft, tapering to tip
Habitat: wet; lakes, ponds, soft water to > 7'; in sandy, sediment soil
Conservation Status: Native
Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 8, Wetland Indicator = OBL USDA Plants Database: Federal Distribution and detailed information including photos University of Wisconsin - Green Bay: Fern & Fern Allies: Photos, descriptions, information