any of several spiny trees belonging to the genus Ceiba, of the bombax family, having palmately compound leaves and seeds surrounded by silk cotton, especially C. pentandra, from which kapok is obtained.
Origin of silk-cotton tree
First recorded in 1705–15
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Historical Examples of silk-cotton tree
any of several tropical bombacaceous trees of the genus Ceiba, esp Ceiba pentandra, having seeds covered with silky hairs from which kapok is obtainedAlso called: kapok tree
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