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Alluaudia montagnacii

Alluaudia montagnacii
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Alluaudia montagnacii at the botanical garden of Villa Durazzo-Pallavicini, Genova Pegli
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Core eudicots
Order: Caryophyllales
Family: Didiereaceae
Genus: Alluaudia
Species: A. montagnacii
Binomial name
Alluaudia montagnacii
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Alluaudia montagnacii is a rare species of flowering plants belonging to the family Didiereaceae.

Alluaudia montagnacii can reach a height of 2.4–6 metres (7 ft 10 in–19 ft 8 in). The tall columnar central trunk sprouts strong vertical branches. Stem and branches have symmetrically arranged leaves, about 1.5 cm long, and black-tipped thorns, 2-2.5 cm long. Leaves are deciduous in the long dry season. Photosynthesis is carried on by the stems. This plant is well adapted to live where water is a limiting environmental factor. The flowers are small, green or yellow.

This plant is endemic to southwestern plain of Madagascar.

Alluaudia montagnacii grows in small arid and subarid areas in a narrow belt of the coast. It is part of the Madagascar spiny forests, where it forms a specific plant community with Euphorbia intisy and Euphorbia stenoclada.



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