Chives. Thread one, hair-like, longer than the scale of the catkin. Tip double.

* Female flowers on the same plant.

Empalement. Catkin ovate-cylindric, with egg-shaped, acute, keeled, tiled scales.

Blossom none.

Pointal. Seed-bud minute. Shaft thread-shaped, long, without, two-cleft. Summits two.

Seed vessel. Cone with two-valved scales, splitting perpendicularly.

Seeds solitary, conical, with a skinny edge.

SPECIFIC CHARACTER.

Casuarina dioica ramulellis erectis; strobilorum squamis inermibus; vaginis masculis multi-fidis, glabris.

Casuarina with chives and pointals distinct, and upright branchlets; scales of the cones naked, male sheaths many-parted, smooth.