Prosopis alba

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Prosopis alba

Near Threatened  (IUCN 2.3)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Caesalpinioideae
Clade: Mimosoid clade
Genus: Prosopis
Species:
P. alba
Binomial name
Prosopis alba

Prosopis alba is a

carob tree (Ceratonia siliqua). Other common names come from Guaraní
, including ibopé and igopé.

Prosopis alba is a medium-sized tree, measuring between 5 and 15 m (16 and 49 ft), in height and 1 m (3.3 ft) in diameter, though such tall specimens occur very rarely at present. The trunk is short and the treetop is globular, sometimes reaching 10 m (33 ft) in diameter. The bark is thin, brown-grayish in colour, with streaks, and it has tanning properties.

The tree is employed for ornamental and utilitary roadside planting and

timber, which is rather dense (relative density = 0.76) and difficult to work, is used for doors and floors, for furniture, for paving blocks, shoe lasts and wine casks (where it replaces the European oak
). The wood responds well to drying and is therefore valuable for work that requires stable dimensions regardless of humidity. It is also durable for outdoor use.

The

bisexual. Pollination, mediated by wind and insects, is allogamous
(crossed), since the female reproductive organs are turned active before the male ones.

The

fermentation; in turn it was sometimes distilled to produce ethanol. Between half and three quarters of the fruit's weight is sugar
.

In a Botanical garden in Israel

The tree can reportedly tolerate drought, salt and sand; in fact, it is extremely efficient with regard to water consumption, it produces the most fruits in years of drought and has been successfully introduced in arid terrains. However, it cannot stand even mild frost.

Prosopis alba and other algarrobo species in genus Prosopis, such as algarrobo negro (P. nigra), are often confused or not correctly distinguished in botanical literature; in part this is due to the ease of hybridization of the genus.

References

Further reading

  • Duke, James A. (1983). "Prosopis alba". Handbook of Energy Crops.
  • Celulosa Argentina, Ed. Libro del Árbol: Especies Forestales Indígenes de la Argentina de Aplicación Industrial. Buenos Aires. 1975.

Media related to Prosopis alba at Wikimedia Commons Data related to Prosopis alba at Wikispecies