Hura crepitans

Hura crepitans (fruit)

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Hura crepitans Vietnam

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Hura crepitans in Guanacaste, Costa Rica

Hura crepitans

Hura crepitans tree

Hura crepitans, commonly known as the sandbox tree, possumwood, or monkey-no-climb, is a species of flowering plant in the spurge family (Euphorbiaceae). It is native to tropical regions of North America and South America, including the Amazon Rainforest. The tree is notable for its explosive seed dispersal mechanism and its toxic properties.

Description

Hura crepitans is a large tree that can grow up to 30 meters (98 feet) in height. The trunk is covered with conical spines, which serve as a defense mechanism against herbivores. The leaves are large, alternate, and simple, with a serrated margin. The tree produces small, greenish-yellow flowers that are unisexual, with male and female flowers occurring on the same tree.

Seed Dispersal

One of the most remarkable features of Hura crepitans is its explosive seed capsules. When the capsules dry out, they split open with a loud bang, flinging seeds at high speeds over considerable distances. This explosive mechanism helps the tree to disperse its seeds over a wide area, increasing the chances of successful germination.

Toxicity

All parts of the Hura crepitans tree are toxic. The sap contains diterpene esters, which can cause severe skin irritation and blistering upon contact. Ingestion of any part of the tree can lead to serious poisoning, characterized by symptoms such as nausea, vomiting, and diarrhea. The tree's toxicity has been utilized in traditional medicine and as a poison for hunting.

Uses

Despite its toxicity, Hura crepitans has several uses. The wood is lightweight and has been used for making furniture and other wooden items. The sap has been used in traditional medicine for its purgative properties, although such use is highly dangerous and not recommended. The tree is also sometimes planted as an ornamental tree in parks and gardens due to its unique appearance.

Related Pages

• Euphorbiaceae
• Amazon Rainforest
• Seed dispersal
• Toxic plants