Swamp mahogany
Eucalyptus robusta, Fam. Myrtaceae
Medium sized, straight tree to 30m with a sparse, irregular crown, reddish brown, thick, spongy and somewhat fibrous bark, rough to the smaller branches.
| Weed Category: | |
| Weed: | No |
| Form or habit: | Med tree |
| Family: | Myrtaceae |
| Leaf: | Adult leaves alternate, broad lanceolate, to 17 x 4.5cm. Dark, glossy green above and paler below, penninerved. |
| Flower conspicuous: | Conspicuous |
| Flower colour: |
White |
| Flower description: | Axillary, unbranched, white flowers. Buds ovoid to ellipsoid with an elongated, strongly beaked bud cap. Peduncles broad and flattened. May to July. |
| Fruit conspicuous: | Conspicuous |
| Fruit colour: | |
| Fruit: | |
| Fruit description: | Green turning brown, cylindrical capsules, 1-1.8 x 0.6-1.1cm. Valves slightly below the rim to slightly exserted. |
| Habitat: | Gallery (riverine or riparian) forest, wetland. |
| Distribution | Queensland, New South Wales. |
| Food source for: | Nectar eaten by the black, grey headed and little red flying foxes, the little, musk, rainbow and scaly breasted lorikeets, swift parrot, white throated tree creeper, little and red wattlebirds, noisy friarbird, brown headed, fuscous, Lewin's, New Holland, regent, scarlet, striped, white cheeked and yellow faced honeyeaters, belly and noisy miners, eastern spinebill, spangled drongo and silvereye. Flowers eaten by the rainbow and scaly breasted lorikeets. It is a preferred fodder species for the koala. Larvae of the leaf miner moths Acrocercops calicella and Acrocercops hoplocala feed on the leaves. |
| Toxicity: | No toxicity known |
| Origin: | Australia. |
| Notes: | Grow from seed. It is a minor source of nectar and pollen for honey bees. Timber is red, very durable and resistant to marine borers. |
| Information sources: | Melzer R. & Plumb J. (2007) Plants of Capricornia. |
