Common name: Yellow Waterlily
Nymphaea mexicana and hybrids Zucc. APNI* Synonyms: Nymphaea mexicana Zucc. APNI*
Description: Perennials with vertical rhizomes to 30 cm long and 4 c. thick with long anodal stolons produced at the apex of the rhizome.
Leaves floating or, when crowded, almost erect, broad-elliptic with a radial slit, to 25 cm long, upper surface may have brown markings c. 10 mm diam.; margins slightly sinuate.
Flowers to 12 cm diam. Sepals 4, green. Petals numerous, acute, yellow, grading into petaloid stamens. Ovary lobes large with stigmatic surface on lower 60%.
Seeds rarely formed.
Distribution and occurrence: Mainly cultivated but naturalised and spreading in some coastal areas.
NSW subdivisions: *CC, *SWP
Other Australian states: *Qld
Naturalised plants of Nymphaea mexicana in Australia are probably of hybrid origin.
Text by S. W. L. Jacobs, updated A.E. Orme (2024)
Taxon concept: Flora of NSW 1 (1990)
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.
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