Australian Tropical Rainforest Plants - Online edition

Boronia excelsa Duretto

Herb (herbaceous or woody, under 1 m tall)
Shrub (woody or herbaceous, 1-6 m tall)
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Leaves and Flowers. © CSIRO
Scale bar 10mm. © CSIRO

Duretto, M. (1999) Austrobaileya 5: 284. Type: Qld, S. F. 144, Mt Windsor Tableland, 16 15 S 145 02 E, 11 July 1995, P.I.Forster 17248 & S.J.Figg; holo: BRI; iso: AD, CANB, K, NSW, PERTH.


Usually flowers and fruits as a shrub 2-3 m tall.


Leaf blades about 35-60 x 4-6 mm, aromatic when crushed, underside densely clothed in hairs which are predominantly stellate but difficult to observe. Petioles absent or very short, about 1 mm long. Lateral veins difficult to discern. Twigs densely clothed in brown stellate hairs.


Flowers about 9-11 mm diam. Pedicel and the outer surface of the calyx clothed in stellate hairs or scales. Petals about 5 mm long, apex acute, base broad, margins and outer surface clothed in long, simple white hairs. Stamens eight, dimorphic, four long and four short, filaments of the longer stamens about 2 mm long, while the filaments of the shorter stamens are about 1 mm long. All filaments hairy. Anthers globose, about 1 mm diam. Carpels seated on a large fleshy disk.


Seeds shiny black, about 3-3.5 x 1.5 mm.


Features not available.

Distribution and Ecology

Endemic to NEQ, known only from the Windsor Tableland area. Altitudinal range not known but collected at 840-1050 m. Grows as an understory plant in close proximity to creeks in wet sclerophyll forest. Also found in gallery forest and riparian forest.

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