Electronic Flora of South Australia
Electronic Flora of South Australia
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Electronic Flora of South Australia species Fact Sheet

Family: Ranunculaceae
Ranunculus hamatosetosus

Citation: H. Eichler, Trans. R. Soc. S. Aust. 81:180 (1958).

Synonymy: Ranunculus parviflorus

Common name: None

Annual, 3-25 cm high; stems simple or branching from the base; 1-3 times forked, more or less densely pilose with spreading hairs at least in the lower part; blades of basal leaves reniform, transversely oval to almost semi-orbicular, 5-25 x 3-15 mm, more or less truncate at the base, pubescent above and below, early leaves deeply 3-5-lobed, later basal and lower cauline leaves deeply trifid, the median segment elliptic, entire or obovate and coarsely 3-dentate, the lateral segments 2-lobed, each lobe 1-3-denrate; petioles 1-6 cm, with spreading hairs.

Lower pedicels (when fruiting) 7-30 mm, the upper flowers almost sessile; sepals 3, broadly elliptic-concave, c. 2.25 X 1.75 mm, pilose on the back, 1nerved; petals 0-2, oblong, c. 2-2.25 X 0.75 mm, nectary above the middle of the petal with a semielliptic to semi-orbicular lobe, 1- or 2-nerved (nerves sometimes forked above the middle); stamens 4 or 5, carpels 10-17.

Achenes oblique-ovate, 3-4 mm long, strongly flattened, each with a long smooth slightly curved triangular beak terminating in a short hook, stipitate at the base, with thickened smooth margin, lateral faces with 15-20 long bristles each terminated by a short curved hair; torus glabrous.

image of FSA1_Ranunculus_ham.jpg Ranunculus hamatosetosus
Image source: fig 197a in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).

Distribution:  In shady humid places, often between rocks. Flowers: July-Sept. Fig. 197A.

S.Aust.: LE, FR, EA, EP, NL, MU, SL.

Conservation status: native

Flowering time: No flowering time is available

SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Author: Not yet available

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