Alfred Cogniaux

Benincasa hispida, the wax gourd, also called ash gourd, white gourd, winter gourd, winter melon, tallow gourd, ash pumpkin, dongah or Chinese preserving melon, is a species of vine. The wax gourd is native to South and Southeast Asia. It is grown, especially in Asia, for its very large fruit, eaten as a vegetable when mature. One variety of the plant, called chi qua (Benincasa hispida var. chieh-qua), is commonly used in Asian cuisine.

Cyclanthera brachystachya, the exploding cucumber (but not to be confused with Ecballium elaterium), in the cucurbit or gourd family (Cucurbitaceae), is a herbaceous vine usually grown for its curiosity value, but the fruit is also edible.

Luffa operculata (common name, sponge cucumber, wild loofa, buchinha in Brazil or mướp xơ in Vietnamese) is a species of Luffa native to South and Central America. It is cultivated for its fruit, which when fully ripe is strongly fibrous and is used as a fibrous scrubbing sponge for household cleaning. The fruit is a capsule with spikes. The fruit is dark-brown when mature. It is also grown in gardens and yards as an ornamental plant. In colder places they can be grown indoors as a houseplant. The species name is derived from the word, operculum, meaning "little lid." When the fruits are

Citrullus ecirrhosus, commonly known as Namib tsamma, is a species of perennial desert vine in the gourd family, Cucurbitaceae, and a relative of the widely consumed watermelon (Citrullus lanatus). It can be found in both Namibia and the Cape Provinces of South Africa, in particular the Namib Desert. It is the sister species to the bitter melon, Citrullus amarus with which it shares hard, white and bitter flesh. The vines can crawl for up to two metres, and it has yellow flowers. As a desert plant, it is a hardy species, surviving with little water and strong sunlight. The leaves form annual

Bulbophyllum plumosum is a species of orchid in the genus Bulbophyllum.

Bulbophyllum malachadenia is a species of orchid in the genus Bulbophyllum.

Bulbophyllum laciniatum is a species of orchid in the genus Bulbophyllum.

Bulbophyllum glutinosum is a species of orchid in the genus Bulbophyllum.

Bulbophyllum cantagallense is a species of orchid in the genus Bulbophyllum.

Bulbophyllum bidentatum is a species of orchid in the genus Bulbophyllum found in Minas Gerais, Brazil.

Miconia setulosa is a species of plant in the family Melastomataceae. It is endemic to Peru and Bolivia.

Miconia floccosa is a species of plant in the family Melastomataceae. It is endemic to Peru.

Miconia brevistylis is a species of plant in the family Melastomataceae. It is endemic to Peru.

Miconia alpina is a species of tree in the family Melastomataceae. It is endemic to Peru and considered a vulnerable species by the IUCN.

Gurania is a genus of flowering plants belonging to the family Cucurbitaceae. Its native range is Mexico to Southern Tropical America.

Pteropepon is a genus of flowering plants belonging to the family Cucurbitaceae. Its native range is Western South America to Northwestern Argentina and Brazil. Species: Pteropepon acaranthus (Harms) H.Schaef. & S.S.Renner Pteropepon deltoideus (Cogn.) Cogn. Pteropepon monospermus (Vell.) Cogn. Pteropepon oleiferum Cogollo & Pipoly Pteropepon parodii Mart.Crov.

Helmontia is a genus of flowering plants belonging to the family Cucurbitaceae. Its native range is from northern South America to northern Brazil. It is found in the countries of Brazil, French Guiana, Guyana, Suriname and Venezuela. The genus name of Helmontia is in honour of Jan Baptist van Helmont (1580–1644), a chemist, physiologist, and physician from the Spanish Netherlands. It was first described and published in Bull. Soc. Roy. Bot. Belgique Vol.14 on page 239 in 1875. Known species, according to Kew: Helmontia cardiophylla Harms Helmontia leptantha (Schltdl.) Cogn. Helmontia

Coccinia abyssinica is an Ethiopian species of Coccinia which was first described by Jean-Baptiste Lamarck. The tuber is under its Oromo name anchote a well-known local crop, but also the leaves are eaten.

Cayaponia tayuya (tayuya or taiuiá) is a vine that grows in the Amazon region of South America, in the nations of Brazil, Bolivia and Peru. Its roots are used in herbal medicine. Studies in rodent models have shown that several cucurbitacins isolated from tayuya may have anti-inflammatory properties and reduce damage from arthritis. Some cucurbitacins can be made anti-rheumatic agent.

Campylocentrum grisebachii is a species of orchid. It is native to Bolivia, Brazil, Argentina and Paraguay.

Campylocentrum fasciola is a species of orchid. It occurs in a region ranging from southern Mexico (Chiapas and the Yucatán Peninsula) across Central America, the West Indies (Hispaniola, Jamaica, Puerto Rico, Trinidad-Tobago), and northern South America (Colombia, Venezuela, French Guiana, Guyana, Suriname, Peru, Ecuador, Bolivia, Brazil).

Bulbophyllum cryptanthum is a species of orchid in the genus Bulbophyllum found in New Guinea.

Axinaea nitida is a species of plant in the family Melastomataceae. It is endemic to Peru.

Muellerargia is a genus of flowering plants belonging to the family Cucurbitaceae. Its native range is Madagascar, and southern and eastern Malesia to northern Australia. It is found in Christmas Island, Java, Lesser Sunda Islands, Madagascar, Maluku Islands, New Guinea, Queensland, Sulawesi and Western Australia. The genus name of Muellerargia is in honour of Johannes Müller Argoviensis (1828–1896), a Swiss botanist who was a specialist in lichens. It was first described and published in A.L.P.P.de Candolle & A.C.P.de Candolle, Monogr. Phan. Vol.3 on page 630 in 1881.

Miconia robinsoniana is a species of flowering plant in the genus Miconia. It is native to Panama, Ecuador, and the Galápagos Islands.

Miconia leandroides is a species of plant in the family Melastomataceae. It is endemic to Ecuador. Its natural habitat is subtropical or tropical moist montane forests.

Miconia capitellata is a species of plant in the family Melastomataceae. It is endemic to Ecuador. Its natural habitat is subtropical or tropical moist montane forests.

Cranichis candida is a species of orchid in the subfamily Orchidoideae. It was described by Célestin Alfred Cogniaux.

Coccinia sessilifolia is a species of Coccinia from southern Africa.

Cayaponia espelina, also known as the São Caetano melon, is a plant native to Brazil. It is a diuretic and aids in the treatment of diarrhea and syphilis. The fruits are occasionally eaten by the maned wolf (Chrysocyon brachyurus).