Amaranthus graecizans subsp. silvestris
(Vill.) BrenanAscending to erect annual to c. 60 cm high. Stems glabrous or glabrescent. Leaves long-petiolate, ovate to rhombic, lamina 15–35 mm long, 5–15 mm wide; margin often finely undulate. Flowers unisexual, in narrow axillary cymose clusters to c. 10 mm long; bracts and bracteoles acuminate but not spinescent, c. half to three-quarters as long as tepals; tepals 3, oblong to oblanceolate, 1.5–2.2 mm long, acute; stamens 3. Utricle circumsciss, exceeding perianth, flattened-globoid, c. 2–2.6 mm long, finely wrinkled or blistered, usually c. longitudinally in upper half, transversely in lower; seed biconvex, brown, shiny, 1–1.5 mm diam. Flowers Mar.–Apr.
Gold, DunT. Also naturalised SA, Qld, Tas. . Native to southern Europe, northern Africa.
Only 2 collections from Victoria held at MEL, from the towns of Inglewood and Casterton (1969 and 1975 respectively).
All Australian records of Amaranthus graecizans appear to belong to subsp. sylvestris which is (weakly) distinguished from the typical subspecies in having broader (ovate to rhombic rather than oblong to oblanceolate) leaves. Some authorities do not recognize subsp. sylvestris.