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Key to Trema

Cannabaceae

Trema

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1 Leaf blade 2-4 (-6) cm long, harshly pubescent on both surfaces; leaf venation prominently raised-reticulate on the lower surface; fruits pink
1 Leaf blade 5-15 cm long, scabrous on the upper surface, velvety and densely white-pubescent on the lower surface; leaf venation noticeable but not strongly raised-reticulate on the lower surface; fruits red-orange to yellow, or black.
  2 Fruit red-orange or yellow
  2 Fruit black