Gomphocarpus cancellatus
published as Asclepias rotundifolia
Broad-leaved Cottonbush
family APOCYNACEAE
artist: Clifford Wall (fl. 1930's)
published in Important Weeds of South Australia (1949)
by G.H. Clarke
Dept of Agriculture of South Australia
Government Printer
Photolithograph
(click to enlarge to see detail)