Casuarina glauca

Casuarina glauca Preng.

Common Names: Gray She Oak, Brazilian Beef Wood

Family: Casuarinaceae

Habit: Casuarina glauca grows as a large tree to 25 meters in height and 1 m in diameter, with peeling, grayish white, glaucous brown bark.  The stems are modified as phylloclades forming needle like structures. At the nodes the leaves are reduced to triangular scale like appendages.  The needle-like stems dark green, pendulant, and to 25 cm long. 

C. glauca differs from C. equisetifolia in that the photosynthetic branches are darker green longer and grows via rhizomes

C. glauca is dioecious. The actinomorphic, incomplete, imperfect, highly reduced flowers are arranged in terminal staminate spikes and carpellate cones. Staminate flowers have bract like 2 sepals and 2 bract like petals in the perianth and 1 stamen and no carpel. The carpellate flowers have 2 bracts and 1 carpel with 1 ovule.  The fruit is an aggregate of woody capsules forming a dry cone with each ovary splitting along 2 suture lines.

Habitat: Casuarina glauca grows in Human Altered Environments including yards, roadsides and cleared fields.

Distribution: Casuarina glauca is NOT native to the Lucayan Archipelago.  It is native to Australia but now grows as a Non-Native Invasive throughout the Lucayan Archipelago as well as tropical and subtropical regions of the world

Medicinal/Cultural/Economic usage: Casuarina glauca is not used medicinally in the Bahamas.