Answer: ules

AnswerCrossword Clue
ULESCaucho trees
ulesrubber obtained from the latex of any of several tropical American trees of the genus Castilla, esp. C. elastica, of Central America
ulestree that produces caucho
ulesULE, a rubber tree
ULESRubber source
ULESSmall endings
ULESDiminutive suffixes
ULESCauchos
ULESBrazilian trees
ULESDiminutive endings
ULESRubber trees
ULESRubber
ULESDiminutive endings.
ULESCauchos.
ULESTrees yielding caucho.
ULESCaucho trees.
ULESDiminutive suffixes.
ULESSources of rubber.
ULESRubber-yielding trees.
ULESRubber trees.
ULESMexican rubber trees.