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''Acrocomia media'' is a species of
palm Palm most commonly refers to: * Palm of the hand, the central region of the front of the hand * Palm plants, of family Arecaceae ** List of Arecaceae genera * Several other plants known as "palm" Palm or Palms may also refer to: Music * Palm (b ...
which is native to
Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and Unincorporated ...
and the
Virgin Islands The Virgin Islands ( es, Islas VĂ­rgenes) are an archipelago in the Caribbean Sea. They are geology, geologically and biogeography, biogeographically the easternmost part of the Greater Antilles, the northern islands belonging to the Puerto Ric ...
.


Description

''Acrocomia media'' is a
pinnate Pinnation (also called pennation) is the arrangement of feather-like or multi-divided features arising from both sides of a common axis. Pinnation occurs in biological morphology, in crystals, such as some forms of ice or metal crystals, an ...
ly leaved palm with a solitary, stout stem. It usually reaches a height of , sometimes growing up to tall, with a stem diameter of .


Taxonomy

American botanist George Proctor considered ''A. media'' to be a valid species on the basis of its shorter, more slender trunk, but other authors considered it a synonym of '' A. aculeata''.


Common names

''Acrocomia media'' is commonly known as ''coroso'' or ''palma de coroso'' in Puerto Rico.


References

media Media may refer to: Communication * Media (communication), tools used to deliver information or data ** Advertising media, various media, content, buying and placement for advertising ** Broadcast media, communications delivered over mass el ...
Trees of Puerto Rico Trees of the Virgin Islands Plants described in 1901 {{tree-stub