Common name: Blunt Pondweed
Potamogeton ochreatus Raoul APNI*
Synonyms: Potamogeton furcatus Hagstr. APNI*
Description: Submerged rhizomatous aquatic annual or perennial; stems terete, branched, to c. 4 m long; turions not recorded.
Leaves linear, to c. 10 cm long and 6 mm wide, apex obtuse, translucent, free from the stipular sheath, margins entire, flat, sessile; stipular sheath initially to 2 cm long, membranous and more or less sheathing the stem above the node, eventually becoming torn and laciniate and free from the stem.
Inflorescence a dense spike, many-flowered, emergent, to 3 cm long.
Nutlets 3–4 mm long, laterally compressed, rounded; beak slender, recurved, conspicuous, to 1 mm long.
Flowering: during warmer months.
Distribution and occurrence: Grows in water to 5 m deep in rivers, channels and lakes, usually on deep silt or gravel.
NSW subdivisions: NC, CC, SC, NT, CT, ST, NWS, CWS, SWS, SWP
Other Australian states: Qld Vic. Tas. W.A. S.A. N.T.
Text by S. W. L. Jacobs & S. Papassotiriou
Taxon concept: Flora of NSW 4 (1993)
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.