Ernst Heinrich Georg Ule

Geogenanthus is a genus of plants with 3 species in the family Commelinaceae (the spiderwort and dayflower family). The genus is distributed from Colombia to Amazonian Peru and Brazil. Two of its species (Geogenanthus ciliatus and Geogenanthus poeppigii) are occasionally found in the horticultural trade as house plants.

Aristolochia cauliflora is a species of Aristolochia found in Ecuador and Peru

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Cereus trigonodendron, synonym Cereus braunii, is a species of flowering plant in the family Cactaceae, native to Bolivia, North Brazil and Peru. It was first described in 1908 by Ernst Heinrich Georg Ule who attributed the name to Karl Moritz Schumann. Ule described Cereus trigonodendron as a striking triangular columnar cactus, up to 15 m tall, with large purple flowers at the top.

Miconia superba is a species of plant in the family Melastomataceae. It is found in Guyana and Venezuela.

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Hohenbergia catingae is a plant species in the genus Hohenbergia. This species is endemic to Brazil ((Minas Gerais, Bahia, Pernambuco, Paraíba)).

Hevea microphylla is a species of rubber tree in the genus Hevea, belonging to the family Euphorbiaceae. It is native to the Amazon basin where it occurs in Venezuela, Colombia and northern Brazil. It was first described in 1905 by the German botanist Ernst Heinrich Georg Ule. It is the only member of the genus to be included in the subgenus Microphyllae.

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Nidularium rosulatum is a plant species in the genus Nidularium. This species is endemic to Brazil.

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Billbergia formosa is a species of flowering plant in the genus Billbergia. It is endemic to Peru but cultivated elsewhere as an ornamental. The species is very rare in the wild and listed as endangered.

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Vriesea longiscapa is a plant species in the genus Vriesea. The bromeliad is endemic to the Atlantic Forest biome (Mata Atlantica Brasileira), located in southeastern Brazil.

Vriesea hydrophora is a plant species in the genus Vriesea. The bromeliad is endemic to the Atlantic Forest biome (Mata Atlantica Brasileira), located in southeastern Brazil.

Stillingia trapezoidea is a species of flowering plant in the family Euphorbiaceae. It was described in 1908. It is native to northeastern Brazil.

Sincoraea is a genus of flowering plant in the family Bromeliaceae, native to eastern Brazil (the states of Bahia and Minas Gerais). The genus was erected by Ernst Ule in 1908.

Sebastiania catingae is a species of flowering plant in the family Euphorbiaceae. It was described in 1908. It is native to Bahia, Brazil.

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Nidularium utriculosum is a plant species in the genus Nidularium. This species is endemic to Brazil.

Nidularium longiflorum is a plant species in the genus Nidularium. This species is endemic to Brazil.

Nidularium angustifolium is a plant species in the genus Nidularium. This species is endemic to Brazil.

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