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Seringia undulata C.F.Wilkins
Wavy-leaf fire-bush

Reference
Austral.Syst.Bot. 28:316-318, Figs 25C, 29 (2016)
Conservation Code
Priority One
Naturalised Status
Native to Western Australia
Name Status
Current

Scientific Description

Shrub, with hairy stems. Leaves 8-25 mm long, 3-8 mm wide, not lobed or tripartitely lobed, simply (once-)lobed; margins sinuate; hairy, with stellate hairswith scales absent, Sessile glands absent; stipules present but early deciduous (only visible on youngest leaves), 2.5-5 mm long. Perianth of two whorls but the corolla reduced to small scales or tiny lobes at the base of the ovary. Pedicel present, 8-10 mm long; indumentum present, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 0.5-3.5 mm long, the lobes free, indumentum present, simple hairs (without tubercle bases) absent, stellate hairs present, gland-tipped hairs absentwith scales absent, Sessile glands absent. Calyx purple, 6.5-7 mm long, the lobes fused less than half their length, Sessile glands absent, simple hairs (without tubercle bases) absent, stellate hairs present, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent, Terminal appendages absent, number of ribs present, one. Corolla glabrous. Stamens five, free and inserted at the base of the ovary; filaments present, 1-1.2 mm long; anthers 0.8-1.1 mm long, indumentum absent (anthers glabrous). Staminodes present, appendages absent. Ovary hairs or scales present, simple hairs absent, stellate hairs present, gland-tipped hairs absent; style 1, with a lobed or capitate stigma, 3-4.2 mm long, with one style branches or lobes, mostly glabrous, wing absent. Fruits dehiscent (capsules and follicles), length-width ratio more or less as long as wide, hairs or scales present, simple hairs (without tubercle bases) absent, stellate hairs present, Sessile glands absent, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines absent; calyx persistent to mature fruit. Flowering time September. Distribution Botanical Province Eremaean, IBRA Bioregion Coolgardie. Conservation Code Priority One (P1).

C. Hollister and K.R. Thiele, 11 August 2023

Distribution

IBRA Regions
Coolgardie.
IBRA Subregions
Southern Cross.
Local Government Areas (LGAs)
Dundas.