Rubiaceae
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Rubiaceae is a family of flowering plants, commonly known as the coffee, madder, or bedstraw family. It consists of terrestrial trees, shrubs, lianas, or herbs that are recognizable by simple, opposit
Luculia gratissima
Alberta magna
Arachnothryx leucophylla
Asperula tinctoria
Cinchona
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Cinchona is a genus of flowering plants in the family Rubiaceae containing at least 23 species of trees and shrubs. All are native to the tropical Andean forests of western South America. A few specie
Rubiaceae
…however, the largest species diversity is concentrated in the tropics and subtropics. Economically important genera include Coffea, the source of coffee; Cinchona, the source of the antimalarial alkaloid quinine; ornamental cultivars (e.g., Gardenia, Ixora, Pentas); and historically some dye plants (e.g., Rubia…
Starr 020501 0057 Cinchona pubescens
Cortex peruvianus study by Antonie van Leeuwenhoek, 1706
Cinchona officinalis, the harvested bark
Peru offers a branch of cinchona to science (from a 17th-century engraving).