Australian Tropical Rainforest Plants - Online edition

Syzygium maraca Craven & Biffin


Tree
Click/tap on images to enlarge
Flower [not vouchered]. © G. Sankowsky
Leaves [not vouchered]. © G. Sankowsky
10th leaf stage. © CSIRO
Family

Craven, L.A. & Biffin, E. (2005) Blumea 50(1): 160-161. Type: Irvine 771 (holo CANB; iso QRS), Australia, Queensland, Timber Reserve 1230, Boonjie Logging Area, c. 17 km ESE of Malanda (off Gourka Road), 12 March 1974.

Stem

Tree to 24 m tall. Bark brown to red-brown, papery, flaky. Branchlets may be angled or round.

Leaves

Older twigs usually with papery bark. Leaf blades about 4-13 x 2.3-6 cm.

Flowers

Bracts caducous, absent at anthesis. Calyx tube (hypanthium) campanulate at anthesis, shortly pedicellate, tube (hypanthium) about 9-22 mm diam., calyx lobes +/- hemispherical, to 6-7 mm long. Petals spathulate, reflexed at anthesis, about 8-16 x 7.5-12 mm. Outer staminal filaments about 18-25 mm long, glandular, anthers about 1.5-2 x 0.7-0.9 mm, gland absent. Ovules about 15-30 per locule, placentas central, ovules irregular, ascending. Style about 40-41 mm long, approximating or exceeding the stamens.

Fruit

Fruit red or glossy dark red, pear shaped, 55-110 x 28-55 mm. Seed 1, 30-35 mm across, testa present, uniembryonic. Embryo with the cotyledons readily separable and not interlocking funicular tissue present, equal in size of nearly so.

Seedlings

Features not recorded.

Distribution and Ecology

Endemic to NEQ. Altitudinal range from about 15 to 720 m. Grows in rainforest.

Natural History & Notes

This species is similar to Syzygium aliiligneum, but can be distiguished by its pear shaped fruit and reduced inflorescence.

RFK Code
1174
Copyright © CSIRO 2020, all rights reserved.