JuglandaceaeWalnut family





Identification
  - Leaves opposite, pinnate.
  - Leaflets usually whitish below.
  - Leaflets alternate or opposite, entire or serrate.
  - Petiolules often very short.
  - Without stipules.
  - Flowers reduced for wind pollination.
  - Fruit a hard nut.

Diagnosis: Large trees, without stipules, leaves opposite, even or odd-pinnate, leaflets pale blue-white below, leaflets usually alternate or sub-opposite, entire or serrate, no interpetiolar ridge.

Local distribution: Cloud forest and Atlantic slope rain forest.

Similar families
Brunelliaceae: with stipules and stipels.
Bignoniaceae(Tecoma): leaflets green below with distinct petiolules, fruit a slender pod.

Diversity: Total: 2 genera, 4 species. Trees: 2 genera, 4 species.

Comments: Oreomunnea pterocarpa is one of our largest trees, often exceeding 50 m tall. The introduced walnut, Juglans olanchana, is sparsely cultivated locally as a wood tree.



Credits: Images and text copyright 2000-2007, William A. Haber, http://efg.cs.umb.edu/