Gamochaeta Wedd.
Cypsela with globose hairs. Involucre bracts with firm ± leathery tips. Leaves, stems and heads with tangled appressed hairs. Robust, erect or prostate herbs Gamochaeta
Leaf surfaces contrasting in colour and/or hairiness
Heads almost hidden amongst woolly hairs, with 3–4 subtending leafy bracts, in terminal spikes. Leaves darker and with fewer hairs on the upper surface, oblanceolate to spathulate, with obtuse mucronate tips, 25–80 mm long, 4–18 mm wide. Involucre 3–4 mm diam.; bracts green to straw-coloured. Procumbent to erect, woolly annual up to 50 cm high. Coast. Open forests on sandy soils. Introd. from America. Fl. spring Gamochaeta pensylvanica
Heads not hidden amongst woolly hairs.