Lemna disperma Hegelm. APNI*
Description: Herb floating on surface of water; root solitary.
Thallus elliptic to rounded or broad-obovate, 1–4 mm long, green, opaque; veins 1–3 or not visible; base with stalk indistinct; apex rounded.
Colony made up of generations at angles less than 90° to the previous one.
Flowering: recorded May.
Distribution and occurrence: Grows in still or slow-flowing freshwater, apparently widespread.
NSW subdivisions: CC, ST, NWS, CWS, SWS, NWP, SWP
Other Australian states: Tas. W.A. S.A.
The name Lemna minor L. has sometimes been misapplied to this taxon. Lemna was formerly placed in family Lemnaceae.
Text by B.J. Conn, Flora of NSW 4 (1993)
Taxon concept: Australian Plant Census (accessed May 2017)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.