Hevea guianensis var. guianensis Hevea guianensis var. lutea Hevea guianensis var. marginata
Caoutchoua guianensis Siphonia elastica Siphonia guianensis Siphonia elastica Hevea guianensis f. typica Hevea guianensis subsp. typica
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024