Prodr. 167 (1810) APNI
Roots pendent, with numerous, fine, feathery, lateral rootlets. Plants more or less triangular in outline, regularly and pinnately branched, to c. 3 cm across. Leaves oblong-triangular with rounded apex, surface with membranous papillae in basal half; margins slightly membranous. Microsporangial massulae more or less conical, with 1–6 non-barbed processes aggregated at one end.
CVU, EGL, EGU, GipP, HSF, MuF, MuM, MSB, NIS, RobP, VRiv, VVP, Wim. Scattered throughout northern Victoria and Goulburn River valley upstream to Eildon Reservoir, also southern parts of East Gippsland. Grows in slow-moving water as well as still backwaters, dams and billabongs.
|Bioregion||Occurrence status||Establishment means|
|Victorian Volcanic Plain||present||native|
|Murray Scroll Belt||present||native|
|Central Victorian Uplands||present||native|
|Northern Inland Slopes||present||native|
|East Gippsland Lowlands||present||native|
|East Gippsland Uplands||present||native|
|New South Wales|
|Australian Capital Territory|