Common name: Entire Marshwort
Nymphoides geminata (R.Br.) Kuntze APNI*
Description: Small, often tufted perennial or annual, stolons usually absent.
Leaves floating or semi-erect; lamina to c. 5 cm diam., base strongly cordate, margins entire or shallowly crenate; petiole to 20 cm long.
Inflorescence open, floating, often only 2–6-flowered; pedicels usually 3–12 cm long. Flowers homostylous. Calyx lobes 2–6 mm long. Corolla lobes 5–15 mm long, yellow, without a median wing, margins laciniate.
Seeds c. 1 mm long, ± globose or slightly compressed, straw-coloured, brown, but black when mature, tuberculate.
Distribution and occurrence: Grows in perennial and ephemeral pools usually less than 1 m deep on a variety of substrates.
NSW subdivisions: NC, CC, NT, ST, NWS, SWS, NWP, NFWP
Other Australian states: Qld Vic. S.A.
Text by S. W. L. Jacobs
Taxon concept: Flora of NSW 3 (1992)
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.