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
Taxonomic data from World Flora Online, accessed June 20, 2024