Common name: Spiked Mintbush
Prostanthera phylicifolia F.Muell. APNI*
Description: Erect, ± compact to spreading shrub, 0.5–2 m high, slightly aromatic; branches 4-ridged, sparsely covered with ± sessile glands and with short, appressed hairs between ridges.
Leaves with lamina narrow-ovate to oblong, 5–15 mm long, 1.5–4 mm wide; apex obtuse; base cuneate to obtuse; margins entire and strongly recurved; surfaces mid green, glabrous, sparsely glandular; petiole to 1 mm long.
Flowers axillary; bracteoles persistent, 2.5 mm long. Calyx 4–5 mm long; tube 2–3 mm long; upper lobe 2–4 mm long, not enlarged in fruit. Corolla 12–15 mm long, white to pale lilac with purple spots in throat and yellow spots on inside of lower lobe. Anthers with appendage 0.8–1 mm long.
Distribution and occurrence: Grows in heath and sclerophyll forest on granite outcrops and hillsides, in shallow sandy soils.
NSW subdivisions: SC, NT, ?CT, ST
Other Australian states: Qld Vic.
Text by B. J. Conn
Taxon concept: Flora of NSW 3 (1992)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
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