Psidium

Psidium is a genus of trees and shrubs in the family Myrtaceae. It is native to warmer parts of the Western Hemisphere (Mexico, Central and South America, the West Indies the Galápagos islands).<ref>

Kew World Checklist of Selected Plant Families
Govaerts, R., Sobral, N., Ashton, P., Barrie, F., Holst, B.K., Landrum, L.L., Matsumoto, K., Fernanda Mazine, F., Nic Lughadha, E., Proença, C. & al. (2008). World Checklist of Myrtaceae: 1-455. Kew Publishing, Royal Botanic Gardens, Kew.
Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. 2009. Cucurbitaceae a Polemoniaceae. 4(1): i–xvi, 1–855. In G. Davidse, M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera (eds.) Flora Mesoamericana. Universidad Nacional Autónoma de México, México.
Landrum, L. R. & M. L. Kawasaki. 1997. The genera of Myrtaceae in Brazil: an illustrated synoptic treatment and identification keys. Brittonia 49(4): 508–536.
Sánchez-Vindas, P. E. 1989. Flora de Nicaragua: Myrtaceae. Brenesia 31: 53–73.
Sánchez-Vindas, P. E. 2001. Calycolpus, Eugenia, Myrcia, Myrcianthes, Myrciaria, Pimenta, Plinia, Psidium, Syzygium, Ugni. En: Stevens, W.D., C. Ulloa, A. Pool & O.M. Montiel (eds.), Flora de Nicaragua. Monographs in systematic botany from the Missouri Botanical Garden 85(2): 1566, 1570–1574, 1575–1580.
Biota of North America Program, 2013 county distribution maps, genus Psidium</ref> Many of the species bear edible fruits, and for this reason several are cultivated commercially.<ref>Template:Cite book</ref> The most popularly cultivated species is the common guava, Psidium guajava.

TaxonomyEdit

new leaves of Psidium in West Bengal, India.

This genus was described first by Linnaeus in 1753.<ref>Linnaeus, Carl von. 1753. Species Plantarum 1: 470 in Latin</ref><ref>Tropicos, Psidium L.</ref>

Fossils are known from the Paleogene of Patagonia.<ref>Template:Cite journal</ref>

78 species are accepted.<ref name = powo/> Template:Columns-list