Plants of South Eastern New South Wales
Boronia algida
Alpine boronia
Rutaceae
Dry forest, woodland, heath, in rocky gravelly soils, and shaded gullies. Ranges, tablelands, ACT, the mountains to the west, and Kosciuszko National Park. Near Tumut. Occasionally coastal.
Shrub to 1.5 m high. Branchlets hairless to moderately hairy, often glandular-warty, young branchlets red. Leaves with obvious oil glands, aromatic when rubbed, opposite each other, about 0.8–1.5 cm long, compound, rachis 0.2–1.2 cm long, winged, with 3–9 oval to wedge-shaped leaflets each 0.2–0.9 cm long, 1–4.5 mm wide, hairless and more or less glandular-warty, lower surface paler than the upper surface, margins entire and curved down, tips more or less rounded and often mucronate. Flowers white to bright pink, with 4 petals each 3–7 mm long, the margins touching each other in bud to form a pyramid. 8 stamens. Flowers in clusters of 1-3.
Protected NSW.
All native plants on unleased land in the ACT are protected.
Rare Vic.
PlantNET description: http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Boronia~algida (accessed 5 January, 2021)
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