Photo 1 of 6
(c) Guenther Eichhorn, some rights reserved (CC BY-NC)
Photo 2 of 6
(c) Lisa H. Robinson, some rights reserved (CC BY-NC)
Photo 3 of 6
(c) Irina Bobyleva, some rights reserved (CC BY-NC)
Photo 4 of 6
(c) Rafael Medina, some rights reserved (CC BY)
Photo 5 of 6
(c) Mike Plagens, some rights reserved (CC BY-NC)
Photo 6 of 6
(c) Henry Fabian, all rights reserved

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whistling thorn

Vachellia drepanolobium

Worldwide: 796 observations
Group: Plants

About

Vachellia drepanolobium (syn. Acacia drepanolobium), commonly known as whistling thorn (family Fabaceae), is a swollen-thorn acacia native to East Africa. The whistling thorn grows up to 6 meters tall. It produces a pair of straight thorns at each node, some of which have large bulbous bases. These swollen thorns are naturally hollow and occupied by any one of several symbiotic ant species. The common name of the plant is derived from the observation that when wind...

Summary from Wikipedia, CC BY-SA 4.0.

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