Flora of Barro Colorado Island

Araucaria excelsa

R. Br. in Ait., Hort. Kew ed. 2, 5:412.1813

Tree, becoming 66 m tall, glabrous; branches ± whorled at regular intervals along the stem. Leaves closely spiraled on numerous approximate branchlets along the stem; ju­venile leaves subulate, sharp at apex, flattened or 3-sided, 8-15 mm long, ca 1 mm thick; adult leaves densely im­bricate, lanceolate to ovate-triangular, the midrib ob­scure. Staminate catkins 3.5-5 cm long. Fruiting cones ovoid, 10-12.5 cm long. (Description of flowers and cones taken from Bailey, 1949.) Croat 44758.

Cultivated in the Laboratory Clearing. The plant is still juvenile.

Native of Norfolk Island; cultivated throughout the world.