01
Nov
2008
Psidium araucanum is a new species discovered in southern Brazil
New Species | Magnoliopsida

Araucanum Psidium (Myrtaceae) is an endemic species in the state of Parana and Sao Paulo in southeastern Brazil, along the rivers.

Genus Psidium L. is characterized by simple leaves, opposite, with nervatiune Pinata, flower solitary, axillary or Raceme small, large number of stamens arranged in spiral, ovary inferior.

Trees over 15m tall. Ritidom smooth, gray - orange variegata is exfoliating in long, 6mm thick.

Tomentoasa species. Leaves elliptic or ovata, from 4 to 8 x 2 to 4 cm, dark olive green, leaf tip is acuminata, based cuneata or acute primary rib prominent on the underside, protruding side ribs on both sides. Flowers solitary, axillary or short raceme. Flowers are pedicel, 11 to 16 mm, sensitive bractei triangulation, obsolete, white buds - pubescent.

Psidium araucanum is a tree that grows in forests Araucaria at 700 to 800 m altitude.

Epithet araucanum refers to the association with Araucaria angustifolia (Araucariaceae).

Source www3.interscience.wiley.com

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