''Tetramerium'' is a genus of plants belonging to the family

Acanthaceae Acanthaceae () is a Family (biology), family (the acanthus family) of dicotyledonous flowering plants containing almost 250 genera and about 2500 species. Most are Tropics, tropical Herbaceous plant, herbs, shrubs, or twining vines; some are epip ...

. It is found in the

Americas The Americas, sometimes collectively called America, are a landmass comprising the totality of North America and South America.''Webster's New World College Dictionary'', 2010 by Wiley Publishing, Inc., Cleveland, Ohio. When viewed as a sing ...

, ranging from the southwestern United States to Bolivia, especially in

tropical The tropics are the regions of Earth surrounding the equator, where the sun may shine directly overhead. This contrasts with the temperate or polar regions of Earth, where the Sun can never be directly overhead. This is because of Earth's ax ...

dry forests.

Christian Gottfried Daniel Nees von Esenbeck Christian Gottfried Daniel Nees von Esenbeck (14 February 1776 – 16 March 1858) was a prolific Germany, German botanist, physician, zoologist, and natural philosopher. He was a contemporary of Goethe and was born within the lifetime of Carl Li ...

first described the genus in 1846 after collecting two species (''T. polystachyum'' and ''T. nervosum'') on the journey of .

Species

30 species are accepted. * '' Tetramerium abditum'' * '' Tetramerium aureum'' * '' Tetramerium butterwickianum'' * '' Tetramerium carranzae'' * '' Tetramerium crenatum'' * '' Tetramerium denudatum'' * '' Tetramerium diffusum'' * '' Tetramerium emilyanum'' * '' Tetramerium fruticosum'' * '' Tetramerium glandulosum'' * '' Tetramerium glutinosum'' * ''

Tetramerium guerrerense ''Tetramerium'' is a genus of plants belonging to the family Acanthaceae. It is found in the Americas, ranging from the southwestern United States to Bolivia, especially in tropical dry forests. Christian Gottfried Daniel Nees von Esenbeck first ...

'' * '' Tetramerium langlassei'' * '' Tetramerium mcvaughii'' * '' Tetramerium nemorum'' * '' Tetramerium nervosum'' – hairy fornwort - cultivated for xeriscapes * '' Tetramerium oaxacanum'' * '' Tetramerium obovatum'' * '' Tetramerium ochoterenae'' * '' Tetramerium peruvianum'' * ''

Tetramerium rubrum ''Tetramerium'' is a genus of plants belonging to the family Acanthaceae. It is found in the Americas, ranging from the southwestern United States to Bolivia, especially in tropical dry forests. Christian Gottfried Daniel Nees von Esenbeck first ...

'' * '' Tetramerium rzedowskii'' * '' Tetramerium sagasteguianum'' * ''

Tetramerium surcubambense ''Tetramerium'' is a genus of plants belonging to the family Acanthaceae. It is found in the Americas, ranging from the southwestern United States to Bolivia, especially in tropical dry forests. Christian Gottfried Daniel Nees von Esenbeck first ...

'' * '' Tetramerium tenuissimum'' * '' Tetramerium tetramerioides'' * '' Tetramerium vargasiae'' * '' Tetramerium wasshausenii'' * '' Tetramerium yaquianum'' * '' Tetramerium zeta''

References

External links

Tetramerium on mobot.org

Germplasm Resources Information Network (GRIN)
Acanthaceae Acanthaceae genera Flora of the Americas Taxa named by Christian Gottfried Daniel Nees von Esenbeck {{Acanthaceae-stub