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Hydrilla verticillata (L.f.) Royle
Water Thyme

Reference
Ill.Bot.Himal.Mts. 376 (1839)
Conservation Code
Not threatened
Naturalised Status
Mixed (Native in Part of Range, Naturalised Elsewhere)
Name Status
Current

Submerged, attached, much branched, aquatic perennial, herb, leaves in whorls, flowers emergent, male flower is a detached, air filled bud; air pollination. Fl. green & other, Apr to Jul. Sand. In stagnant or slow-flowing freshwater.

Grazyna Paczkowska, Descriptive Catalogue, 13 July 1994

Distribution

IBRA Regions
Central Kimberley, Dampierland, Ord Victoria Plain, Swan Coastal Plain, Victoria Bonaparte.
IBRA Subregions
Hart, Keep, Perth, Pindanland, Purnululu.
IMCRA Regions
Leeuwin-Naturaliste.
Local Government Areas (LGAs)
Broome, Canning, Cockburn, Halls Creek, Swan, Vincent, Wyndham-East Kimberley.