The leaves are narrow to threadlike and occur all along the stem branches.

Small flowers appear at the ends of the stem branches.

The flower heads appear singly at the tips of the stem branches.

Most of the photosynthesis occurs in the green stem branches.

The leaves only turn green once the first stem branch occurs.

The inflorescences appear at the ends of the slim stem branches.

The inflorescences are located all along the stem branches next to the leaves.

Leaves occur in tufts at the ends of the stem branches.

The flowers occur in a raceme at the top of each stem branch.

Flowers are borne in interrupted clusters along the stem branches.