Gordon C. Tucker

Cyperus pallidicolor, commonly known as the pallid flatsedge, is a species of sedge that is native to southern parts of North America, parts of Central America and northern parts of South America.

Cyperus hypopitys is a species of sedge that is native to southern parts of North America.

Cyperus dentoniae is a species of sedge that is native to Central America and southern parts of North America.

Callisia ornata, the Florida scrub roseling, is a species of flowering plant in the family Commelinaceae, endemic to the U.S. states of Florida and Georgia. An annual reaching 50 cm (20 in), it is typically found in the Florida scrub ecoregion.

Callisia graminea, called the grassleaf roseling, is a plant species native from the southeastern United States to the lower Eastern Seaboard. It has been reported in Florida, Georgia, North and South Carolina, Virginia and Maryland. It grows on sandy soil in thickets, pine barrens, and disturbed sites. Callisia graminea is an erect to trailing perennial herb growing in clumps. Leaves are narrow and linear, up to 17 mm (0.7 inches) long, with a basal sheath wrapping around the stem. Flowers are pink to rose-colored.

Cyperus wilburii is a species of sedge that is native to parts of Mexico.

Cyperus tempeae is a species of sedge that is native to parts of Mexico.

Cyperus svensonii is a species of sedge that is native to parts of Central America and northern parts of South America.

Cyperus pseudopetiolatus is a species of sedge that is native to parts of eastern Brazil.

Cyperus nayaritensis is a species of sedge that is native to south western parts of Mexico.

Cyperus muniziae is a species of sedge that is native to parts of south eastern Brazil.

Cyperus microbrunneus is a species of sedge that is native to Central America and southern parts of Mexico.

Cyperus megalanthus is a species of sedge that is native to southern parts of North America and parts of Central America.

Cyperus matudae is a species of sedge that is native to south eastern parts of Mexico.

Cyperus davidsei is a species of sedge that is native to parts of Brazil.

Cyperus correllii is a species of sedge that is native to parts of the Bahamas.

Cyperus breedlovei is a species of sedge that is native to parts of Mexico.

Cyperus alvesii is a species of sedge that is native to Brazil.

Cyperus monospermus is a species of sedge that is native to Hainan.

Cyperus hainanensis is a species of sedge that is native to Hainan.

Cyperus bonariensis is a species of flowering plant in the family Cyperaceae, native to Venezuela and two groups of offshore Caribbean islands, the Netherlands Antilles and the Venezuelan Antilles. It was first described by Gordon C. Tucker in 2013.

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Cyperus stewartii is a species of flowering plant in the family Cyperaceae, native to Cocos Island in the Pacific Ocean off the coast of the Central American country of Costa Rica. It was first described by Gordon C. Tucker in 2014.

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Cyperus stergiosii is a species of sedge that is native to parts of South America.

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