Rhodothyrsus is a plant genus of the family Euphorbiaceae, first described as a genus in 1999. It is native to South America.
- Rhodothyrsus hirsutusEsser - Colombia, NW Venezuela
- Rhodothyrsus macrophyllus(Ducke) Esser - Guyana, Suriname, Colombia, Peru, N Brazil
Dicranopygium is a genus of plants belonging to the family Cyclanthaceae, first described as a genus in 1954. They are distributed in the Neotropical realm from southern Mexico to Peru.
Rhodospatha is a genus of plant in family Araceae. It is native to South America, Central America, and southern Mexico.
Stenospermation is a genus of plant in family Araceae native to South America and Central America.
Stromanthe is a genus of flowering plants in the family Marantaceae, native to the tropical portions of the Americas from Mexico to Trinidad to northern Argentina.
Streptostachys is a genus of South American plants in the grass family.
Parodiolyra is a genus of Neotropical plants in the grass family.
- Parodiolyra aratitiyopensisJ.R.Grande - Venezuela (Amazonas)
- Parodiolyra colombiensisDavidse & Zuloaga - Colombia (Caquetá)
- Parodiolyra lateralis(J.Presl ex Nees) Soderstr. & Zuloaga - Nicaragua, Costa Rica, Panama, Colombia, Venezuela, Guyana, Suriname, Ecuador, Peru, Brazil
- Parodiolyra luetzelburgii(Pilg.) Soderstr. & Zuloaga - Brazil, Colombia, Venezuela, Guyana, Suriname, French Guiana
- Parodiolyra micrantha(Kunth) Davidse & Zuloaga - Brazil, Colombia, Venezuela, Guyana, Suriname, French Guiana, Peru, Bolivia, Argentina, Paraguay
- Parodiolyra ramosissima(Trin.) Soderstr. & Zuloaga - Brazil (Bahia)
Homolepis is a genus of Neotropical plants in the grass family. They are native to Mexico, Central and South America, and the West Indies.
Pitcairnia atrorubens is a species of flowering plant in Bromeliaceae family. It is native to Costa Rica, Panama, Honduras, Guatemala, Colombia, and western Mexico as far north as Nayarit.
Sarcoglottis is a genus of flowering plants from the orchid family, Orchidaceae. It is widespread across much of Latin America from Mexico to Argentina, with one species extending northward into Trinidad and the Windward Islands.
Ischnosiphon is a genus of plants native to Central America, South America, Trinidad and the Lesser Antilles. It was first described as a genus in 1859.
Ionopsis utricularioides, the delicate violet orchid, is an epiphytic orchid native to the warmer parts of the Americas. It is reported from Florida, Mexico, Central America, much of the West Indies including the Cayman Islands, South America as far south as Paraguay, and the Galápagos.
Diastatea is a genus of plants native to Latin America, mostly in Mexico and Central America but with one species extending southward along the Andes to Argentina.
- Diastatea costaricensisMcVaugh - Guatemala, Honduras, Nicaragua, Costa Rica
- Diastatea expansaMcVaugh - central Mexico
- Diastatea ghiesbreghtii(Kuntze) E.Wimm - southwestern Mexico
- Diastatea micrantha(Kunth) McVaugh - widespread from central Mexico to the Jujuy region of northern Argentina
- Diastatea tenera(A.Gray) McVaugh - southern Mexico and Guatemala
- Diastatea virgataScheidw. - southern Mexico
Cornutia is a genus of plants in the family Lamiaceae, first described in 1753. It is native to tropical parts of the Western Hemisphere: southern Mexico, Central America, West Indies, northern South America.
- Cornutia australisMoldenke - Ecuador, Brazil
- Cornutia coerulea(Jacq.) Moldenke - Jamaica
- Cornutia jamaicensisMoldenke - Jamaica
- Cornutia obovataUrb. - Puerto Rico
- Cornutia odorata(Poepp.) Schauer - Venezuela, Colombia, Ecuador, Peru
- Cornutia pubescensC.F.Gaertn. - French Guiana
- Cornutia pyramidataL. - southern Mexico, Central America, West Indies, Suriname, Venezuela, Colombia, Ecuador, Peru
- Cornutia thyrsoideaBanks ex Moldenke - Jamaica
Hyptidendron is a genus of plants in the family Lamiaceae, first described in 1849. The entire genus is endemic to South America.
- Hyptidendron amethystoides(Benth.) Harley - eastern Brazil
- Hyptidendron arboreum(Benth.) Harley - Guyana, Venezuela, Colombia, Ecuador, Peru, northwestern Brazil
- Hyptidendron arbusculum(Epling) Harley - Brazil
- Hyptidendron asperrimum(Spreng.) Harley - eastern Brazil
- Hyptidendron canum(Pohl ex Benth.) Harley - Brazil, Bolivia
- Hyptidendron caudatum(Epling & Játiva) Harley - Brazil
- Hyptidendron claussenii(Benth.) Harley - Minas Gerais
- Hyptidendron conspersum(Benth.) Harley - Bahia
- Hyptidendron dictiocalyx(Benth.) Harley - Goiás
- Hyptidendron eximium(Epling) Harley & J.F.B.Pastore - Mato Grosso
- Hyptidendron glutinosum(Benth.) Harley - Brazil, Bolivia
- Hyptidendron leucophyllum(Pohl ex Benth.) Harley - southern Brazil
- Hyptidendron rhabdocalyx(Mart. ex Benth.) Harley - southern Brazil
- Hyptidendron rondonicum(Harley) Harley - Brazil
- Hyptidendron unilaterale(Epling) Harley - southern Brazil
- Hyptidendron vauthieri(Briq.) Harley - southern Brazil
- Hyptidendron vepretorum(Mart. ex Benth.) Harley - Minas Gerais
Nephradenia is a genus of plants in the family Apocynaceae, first described as a genus in 1844. They are native to South America.
Ditassa is a genus of plant in the family Apocynaceae, first described as a genus in 1810. It is native to South America.
Dimerocostus is a group of plants in the Costaceae described as a genus in 1891. It is native to Central and South America.
Elephantopus mollis, common names tobacco weed, and soft elephantsfoot, is a tropical species of flowering plant in the family Asteraceae.
Erechtites valerianifolius, common name tropical burnweed is a New World species of plants in the sunflower family. It is native to Mexico, Central America, South America, and the West Indies. It is also naturalized as a weed in much of the tropical Old World.
