Costus barbatus is a critically endangered species of plant native to Costa Rica.
Rauvolfia is a genus of evergreen trees and shrubs, commonly known as devil peppers, in the family Apocynaceae. The genus is named to honor Leonhard Rauwolf. The genus can mainly be found in tropical regions of Africa, Asia, Latin America, and various oceanic islands.
Costus is a genus of herbaceous perennial plants in the family Costaceae, erected by Linnaeus in 1753. It is widespread through tropical and subtropical regions of Asia, Africa, and the Americas.
Costus osae is a species of flowering plant in the family Costaceae. One of many rare tropical plants in the Costus family, Costus osae is a species native to Costa Rica described in 1997 by Paul Maas and Hiltje Maas-van de Kamer. It has also been reported from Colombia.
Costus spicatus, also known as spiked spiralflag ginger or Indian head ginger, is a species of herbaceous plant in the Costaceae family.
Renealmia alpinia is a flowering plant species native to the Americas, where it grows from southern Mexico through much of South America, though not in the Southern Cone. It can also be found on several Caribbean islands.
Dimerocostus is a group of flowering plants in the Costaceae described as a genus in 1891. It is native to Central and South America.
Costus curvibracteatus is a tropical rhizomatous perennial native to Costa Rica and Panama.
Costus malortieanus, known as Stepladder Plant, Spiral Ginger, or Spiral Flag, is a species of perennial herbaceous flowering plant in the family Costaceae. It is native to Costa Rica, Nicaragua and Honduras. Costus malortieanus is often cultivated as an ornamental plant.
Costus woodsonii, the red button ginger or scarlet spiral flag, is a species of flowering plant in the family Costaceae, native to Nicaragua, Costa Rica, Panama, and Colombia. A rhizomatous geophytic perennial, it is recommended for coastal gardens, borders, containers, and general wet, tropical garden applications. It is more widely cultivated than other species of Costus. Costus woodsonii was first described by Paul Maas in 1972 and is named for Robert Woodson of the Missouri Botanical Garden.
Costus pulverulentus, the red cigar or spiral ginger, is a species of flowering plant in the family Costaceae. It is native to Mexico, Central America, Colombia, Venezuela, and Ecuador, and it has been introduced to Cuba and Florida. It is invasive in Hawaii.
Costus lucanusianus is a species of plant native to Africa. It is widely distributed across North East Africa, West Africa, Central Africa, East Africa, and Southern Tropical Africa.
Costus comosus, known as red tower ginger, is a species of plant native to South Mexico to Ecuador.
Costus afer, English ginger lily or common ginger lily, is a species of plant native to Tropical Africa.
Costus productus, known as orange tulip ginger, dwarf orange ginger, or green mountain spiral flag, is a species of plant in the Costaceae family. Costus productus is native to South Colombia and Peru.
Costus pictus, known as painted spiral ginger or spotted spiral ginger, is a species of plant in the Costaceae family. Its native range is Mexico to Central America.
Costus louisii is a critically endangered species of plant endemic to Gabon.
Costus longibracteolatus is a species of flowering plant in the genus Costus. Its native range is western South America to Guyana, where it grows in forests at lower elevations. Costus longibracteolatus was first described by Paul Maas in 1972.
Costus vinosus is a critically endangered species of plant in the family Costaceae which may now be extinct in the wild. It is endemic to Panama. Costus vinosus was first described by Paul Maas in 1976. As of 2015 Costus vinosus could still be found in the wild.
Costus zamoranus is an endangered species of plant native to Bolivia, Colombia, and Ecuador. As of 2015 there were estimated to be 200 plants still growing wild in Ecuador, though the remaining forest habitat is threatened by farming, livestock and logging.
