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Key to Eugenia

Myrtaceae

Eugenia

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1 Twigs puberulent with pale, recurved or erect hairs to 0.4 mm long; leaf blades widest at or past their midpoints (elliptic to obovate or oblanceolate); leaf apices obtuse to rounded
1 Twigs glabrous or glabrate (hairs, if present at all, widely scattered); leaf blades widest at or below their midpoints (elliptic to ovate); leaf apices acute, acuminate, to attenuate-caudate.
  2 Petioles 1-3 mm long; leaf blades thin in texture; calyx lobes 2.5-4+ mm long; pedicels 15-25 mm long; berries globose, deep bright red, 12-15 mm in diameter; [invasive exotic]
  2 Petioles 3-9 mm long; leaf blades thick and leathery in texture; calyx lobes 0.5-1.5 mm long; pedicels 1-30 mm long; berries purplish-black or bright red, globose or oblate, 4-9 mm in diameter; [native].
    3 Pedicels 1-3 mm long; petioles flattened.
    3 Pedicels 6-25 (-30) mm long; petioles channeled.
      4 Upper leaf surface shiny; leaf apex acuminate-caudate; berries bright red, 6-9 mm in diameter
      4 Upper leaf surface dull; leaf apex acuminate; berries dark or purplish red, 4-7 mm in diameter