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Sagittaria calycina Engelm. var. calycina Family Alismataceae
Sagittaria calycina var. calycina Engelm. APNI*

Description: Emergent caespitose aquatic perennial to 1 m high, with submerged, floating, but mainly emergent leaves; either a fibrous-rooted annual, or a perennial with a short thick rhizome.

Emergent leaves prominently veined, strongly sagittate (floating leaves sagittate or not), to 25 cm long and 20 cm wide, with the lobes to 15 cm long and 10 cm wide.

Flowers c. 2.5 cm diam. Sepals 3–8 mm long. Petals about twice as long as sepals, white or white with purple base. Stamens 12-numerous, filaments linear and sparsely pubescent. Female flowers with or without a ring of functional stamens; carpels numerous.

Flowering: during warmer months.

Distribution and occurrence: Widely cultivated; naturalized in permanent freshwater to c. 1 m deep. Native of Amer.
NSW subdivisions: *ST, *CWS, *SWP
AVH map***

The single variety recorded in Australia. K.L.Gibbons 3 May 2023.

Text by S Jacobs (1993); edited KL Wilson (Nov 2011); RL Barrett (June 2019)
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.
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