Australian Tropical Rainforest Plants - Online edition
Breynia sp. Black Mountain (B.Hyland 25658RFK)
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Usually a small tree not exceeding 30 cm dbh. Blaze odour may resemble that of Alphitonia spp.
Stipules narrowly triangular, almost filiform, about 1 mm long. Leaf blades about 15-25 x 7-11 mm. Leaves distichous, produced on branches or short shoots so that the whole structure resembles a compound leaf. Petioles transversely wrinkled.
Cotyledons elliptic, about 6-8 x 3-4 mm. First pair of leaves orbicular or broadly spathulate. At the tenth leaf stage: leaf blade elliptic, about 10 x 5-6 mm, produced on short lateral shoots resembling compound leaves. Stipules linear, very small, about 1 mm long, soon turning brown. Seed germination time 18 to 38 days.
Endemic to Queensland, occurs in CYP and NEQ. Altitudinal range from 100-200 m. Grows in monsoon forest among granite boulders and similar habitats.