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''Vachellia caven'' (Roman cassie, , aromo criollo, caven, , , espinillo, espinillo de baado, espino, espino maulino) is an ornamental tree in the family Fabaceae. ''Vachellia caven'' is native to
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
, Bolivia,
Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...
,
Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...
, and
Uruguay Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...
. It grows four to five metres tall and bears very stiff and sharp white thorns up to 2 cm in length. It blooms in spring, with bright yellow flower clusters in diameter.


Ecology

Prominent occurrences of ''V. caven'' are within the
Chilean matorral The Chilean Matorral (NT1201) is a terrestrial ecoregion of central Chile, located on the west coast of South America. It is in the Mediterranean forests, woodlands, and scrub biome, part of the Neotropical realm. Matorral is typically charac ...
of central Chile, where the species is a common associate of the
Chilean Wine Palm ''Jubaea'' is a genus of palms with one species, ''Jubaea chilensis'' or ''Jubaea spectabilis'', commonly known in English as the Chilean wine palm or Chile cocopalm, and palma chilena in Spanish. It is native to southwestern South America and i ...
, ''
Jubaea chilensis ''Jubaea'' is a genus of palms with one species, ''Jubaea chilensis'' or ''Jubaea spectabilis'', commonly known in English as the Chilean wine palm or Chile cocopalm, and palma chilena in Spanish. It is native to southwestern South America and i ...
''.C. Michael Hogan (2008
''Chilean Wine Palm: Jubaea chilensis'', GlobalTwitcher.com, ed. N. Stromberg
The flowers of ''V. caven'' are used as food for bees in the production of
honey Honey is a sweet and viscous substance made by several bees, the best-known of which are honey bees. Honey is made and stored to nourish bee colonies. Bees produce honey by gathering and then refining the sugary secretions of plants (primar ...
.


Uses


Erosion control

The tree is used for erosion control.


Ornamental tree

The tree has ornamental uses.


Industrial

Tannin Tannins (or tannoids) are a class of astringent, polyphenolic biomolecules that bind to and precipitate proteins and various other organic compounds including amino acids and alkaloids. The term ''tannin'' (from Anglo-Norman ''tanner'' ...
from the seed pods is used for
tanning Tanning may refer to: *Tanning (leather), treating animal skins to produce leather *Sun tanning, using the sun to darken pale skin **Indoor tanning, the use of artificial light in place of the sun **Sunless tanning, application of a stain or dye t ...
hides. The
wood Wood is a porous and fibrous structural tissue found in the stems and roots of trees and other woody plants. It is an organic materiala natural composite of cellulose fibers that are strong in tension and embedded in a matrix of lignin ...
is used as fuel and to make posts for
fence A fence is a structure that encloses an area, typically outdoors, and is usually constructed from posts that are connected by boards, wire, rails or netting. A fence differs from a wall in not having a solid foundation along its whole length. ...
s. The chief current human use for ''V. caven'' is in the production of charcoal. The flowers are used in
perfume Perfume (, ; french: parfum) is a mixture of fragrant essential oils or aroma compounds (fragrances), fixatives and solvents, usually in liquid form, used to give the human body, animals, food, objects, and living-spaces an agreeable scent. Th ...
.


References


External links


''Vachellia caven'' (as ''Acacia caven'') in Chileflora
*


''Vachellia caven'' (as ''Acacia caven'') branch with pods www.fieldmuseum.org

''Vachellia caven'' (as ''Acacia caven'') branch www.fieldmuseum.org
{{Authority control caven Flora of southern South America Trees of Argentina Trees of Brazil Trees of Chile Trees of Paraguay Trees of Uruguay Chilean Matorral Garden plants of South America Drought-tolerant trees