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Nuphar ozarkana
Species of perennial aquatic plant From Wikipedia, the free encyclopedia
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Nuphar ozarkana is a species of aquatic plant native to the US-American states Arkansas, Missouri, and Oklahoma.[1]
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Description
Vegetative characteristics
Nuphar ozarkana is an aquatic species with a slender rhizome. The leaves mostly float, but they can also be erect. The petiolate, orbicular to oblong, smooth, glabrous, yellowish green leaves are 12-20 cm long, and 7-19 cm wide. The terete, glabrous petioles are 3-11 mm wide.[2]
Generative characteristics
The pedunculate, yellow, 30 mm wide flowers have stout, glabrous peduncles. The thin, glabrous sepals are green, but display display yellow colouration towards the apex. The smooth, subglobose, 15-25 mm long, and 14-20 mm wide fruit bears 15-30 ovoid, shiny, pale brown 5 mm long, and 3.5 mm wide seeds.[2] The flowers are not fragrant.[3]
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Reproduction
Generative reproduction
This species has an outstandingly low number of seeds per fruit.[2]
Taxonomy
Publication
It was first described as Nymphaea ozarkana G.S.Mill. & Standl. by Gerrit Smith Miller Jr. and Paul Carpenter Standley in 1912. Later, it was included in the genus Nuphar Sm. as Nuphar ozarkana (G.S.Mill. & Standl.) Standl. published by Paul Carpenter Standley in 1931.[1]
Type specimen
The type specimen was collected by Otto M. Smith along White River in Southern Missouri in August 1910.[2]
Etymology
The specific epithet ozarkana references the Ozarks region.[4]
Ecology
Pollination
The three most important pollinators of Nuphar ozarkana[3]
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Lasioglossum nelumbonis
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It is pollinated by Lasioglossum nelumbonis, Lasioglossum bruneri, and Augochlora pura, which together make up 97% of all floral visitors.[3]
References
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