The calyx and pistil of Frostweed, (Gray, 1858).

Calyx

The calyx and pistil of Frostweed, (Gray, 1858).

Flower of Frostweed, (Gray, 1858).

Flower

Flower of Frostweed, (Gray, 1858).

The ovary of Frostweed, cut across and magnified, (Gray, 1858).

Ovary

The ovary of Frostweed, cut across and magnified, (Gray, 1858).