Alwyn Howard Gentry

Mansoa alliacea, or garlic vine, is a species of tropical liana in the family Bignoniaceae. It is native to Northern South America, and has spread to Central America and Brazil.

Annona hystricoides is a species of plant in the Annonaceae family. It is endemic to Ecuador. Its natural habitat is subtropical or tropical moist lowland forests. It is threatened by habitat loss.

Meliosma youngii is a species of plant in the Sabiaceae family. It is endemic to Peru.

Meliosma sirensis is a species of plant in the Sabiaceae family. It is endemic to Peru.

Mansoa hymenaea is a species of liana in the family Bignoniaceae. It is native to Mexico through South America.

Amphitecna latifolia is a species of plant in the family Bignoniaceae from Belize and Costa Rica.

Wettinia longipetala is a species of tree in the family Arecaceae. It is found only in Peru, and is considered a vulnerable species by the IUCN.

Inga jaunechensis is a species of plant in the family Fabaceae. It is found only in Ecuador. Its natural habitat is subtropical or tropical moist lowland forests.

Heliconia obscura is a species of plant in the family Heliconiaceae. It is native to Ecuador and Peru. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests.

Erythrochiton giganteus is a species of flowering plant in the family Rutaceae. It is a shrub or tree endemic to Ecuador.

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Virola megacarpa is a species of plant in the family Myristicaceae. It is endemic to Panama. It is threatened by habitat loss.

Prockia pentamera is a species of flowering plant in the family Salicaceae. The plant is endemic to the department of Tumbes in Peru, and the provinces of Guayas and Loja in Ecuador. It grows in dry forest remnants at elevations of 20–820 m (66–2,690 ft). Prockia pentamera was first described by Alwyn Howard Gentry in 1988.

Piper schuppii is a species of plant in the family Piperaceae. It is endemic to Ecuador.

Piper fallenii is a species of plant in the family Piperaceae. It is endemic to Ecuador.

Meliosma linearifolia is a species of plant in the Sabiaceae family. It is endemic to Panama. It is threatened by habitat loss.

Meliosma cordata is a species of plant in the Sabiaceae family. It is endemic to Panama.

Mansoa verrucifera is a species of liana in the family Bignoniaceae. It is native to Mexico, Guyana, and Venezuela. M. verrucifera bears long, narrow fruit, and has trifoliolate leaves that grow oppositely.

Heliconia riopalenquensis is a species of plant in the family Heliconiaceae. It is endemic to Ecuador. Its natural habitats are subtropical or tropical moist lowland forest and subtropical or tropical moist montane forest.

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Carapa megistocarpa is a species of flowering plant in the family Meliaceae. It is endemic to Ecuador, where it is a tree of coastal forests. It is endangered by deforestation and is harvested for timber.

Allophylus dodsonii is a species of flowering plant in the family Sapindaceae. It is a tree endemic to Ecuador.

Vantanea spichigeri is a species of plant in the Humiriaceae family. It is endemic to Peru.

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Tabebuia striata is a species of plant in the family Bignoniaceae. It is found in Colombia and Panama. It is threatened by habitat loss.

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Pilea selbyanorum is a species of plant in the family Urticaceae. It is endemic to Ecuador. Its natural habitat is subtropical or tropical moist lowland forests.

Pilea riopalenquensis is a species of plant in the family Urticaceae. It is endemic to Ecuador. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests.

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