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Herbarium specimen. Copyright DERM
Hydrocotyle acutiloba (F.Muell.) N.A.Wakef.
Wakefield, N.A. (1951) The Victorian Naturalist 68: 7. Type: ?.
Hydrocotyle hirta var. acutiloba F.Muell., Fragmenta Phytographiae Australiae 4(27): 181(1864), Type: in Australia orientali subtropica septentrionem versus saltem usque ad flumina Fitzroys et Dawsons River extendit.
Stems stoloniferous (creeping rhizomes) rooting at the nodes. Plant forming a mat.
Petioles 10-30 mm long. Leaf blades ca. orbicular to reniform, 8-17 mm diam., Stipules or stipule-like growths present at the base of each petiole. Stipules orbicular, ca. 1.5 mm diam, becoming quite papery with age. Lamina margins toothed, sometimes ciliate.
Inflorescences axillary or leaf-opposed. Each inflorescence consists of 6-20 flowers opening 2-3 at any time. Peduncles 10-15 mm long. Individual flowers almost sessile or very shortly stalked. Flowers ca.2 mm diam. Tepals ovate or triangular, 0.6-1 x 0.5 mm. Anthers ca. 0.1 mm long, filaments ca. 0.5 mm long. Ovary 0.5-0.8 mm long, laterally compressed, somewhat bilobed. Styles 2, each ca. 0.3 mm long, styles curved inwards towards one another.
Features not available.
Distribution and Ecology
Common garden weed
Herb (herbaceous or woody, under 1 m tall)