Ipomoea diamantinensis
Nomenclature
Accepted name/Authority/Place of publication:
Ipomoea diamantinensis J.M.Black ex Eardley in J.M.Black, Fl. S. Aust. ed. 2 4: 945 (1957).
Description
Habit:
Almost glabrous annual with thick hollow trailing stems.
Leaves:
Leaves lanceolate to oblong-lanceolate, 3-17 x 0.5–8 cm, acute to narrowly obtuse, mucronate, hastate or auriculate at the base.
Inflorescences:
Inflorescence axillary, occasionally in pairs; peduncle stout, 0.3-6 cm long, bearing 1 flower; bracteoles triangular to linear-oblong, 1–3 mm long, caducous; pedicel 3-35 mm long.
Flowers:
Outer sepals broadly ovate to almost orbicular, obtuse to emarginate, at flowering 4–6 x 3–5 mm, expanding at fruiting to 9 x 7 mm, inner sepals of similar shape, slightly shorter and broader; corolla funnel-shaped, creamish-white, mid-petaline band slightly darker, glabrous, 12–20 mm long, limb 13–17 mm diam.; filaments unequal, adnate at the base for 1–1.5 mm, free for 4–6 mm; ovary 2-celled; style 4–5 mm long; stigma bigobular.
Fruits:
Capsule depressed-globular with a persistent style base, leathery, more or less indehiscent.
Seeds:
Seeds densely pubescent, 6–8 mm long.
References:
Johnson, R.W. [unpublished]. Convolvulaceae In eFloraSA [Electronic Flora of South Australia]. http://www.flora.sa.gov.au/factsheets.html
Biogeography, Ecology and Natural History
Distribution:
Australia (Western Australia; Northen Territory; Queensland; New South Wales)
Ecology:
On clay soils on
flood plains.
Phenology:
Flowers: mainly Jan.-June.
References:
Johnson, R.W. [unpublished]. Convolvulaceae In eFloraSA [Electronic Flora of South Australia]. http://www.flora.sa.gov.au/factsheets.html
Authorship for webpage
Editor:
George Staples, Esmond Er
Contributors: