Hydrocotyle geraniifolia—Forest Pennywort—ARALIACEAE

Hydrocotyle geraniifolia

Link to Images on Flickr.

Habitat—Grows in shaded areas of wet sclerophyll forest and on margins of rainforest, often on hillsides on a variety of soils.

Distribution— North from Victoria to the Bellangry State Forest in New South Wales. Also in South Australia.

Description— Creeping or climbing herb, stems lax, diffuse, to several metres long, rooting at nodes near base.

Local occurrences

Barrington/Gloucester Tops, Booti Hill, Charlotte Head and Wallingat National Park.

Leaves.—Deeply palmatisect, to c. 80 mm diam.; segments 3 to 5—lobed, segments lanceolate to narrow—lanceolate, to 5 cm long, apex attenuate, teeth often bristly; hispid along midvein and primary lateral veins of upper surface, otherwise glabrous, occasionally with a few scattered hairs on the lower surface; petiole to 10 to 20 cm long, ± scabrous; stipules membranous and fringed.

Hydrocotyle geraniifolia
Hydrocotyle geraniifolia

Inflorescence.—Umbels simple, leaf—opposed, usually 15 to 20-flowered, 4 to 8 mm diam.; peduncle 2.5 to 5 cm long; pedicels 2 to 3 mm long, hairy at base. Petals white

Flowering.—November to January

Fruit.—Dorsal rib of fruit extending into a narrow wing, lateral ribs prominent, surfaces between ribs and circular depression at centre tuberculate or glabrous, 2 to 2.5 mm long, 3.5 to 3.8 mm wide, notched at base.

Ripe.—Summer to Autumn.