Common name. Native Pomegranates. Family Myrtaceae.
Habit and leaf form. Shrubs; evergreen; bearing essential oils. Plants with neither basal nor terminal concentrations of leaves; to 0.15–0.6 m high. Leptocaul. Helophytic to xerophytic. Leaves minute to small; opposite; ‘herbaceous’, or leathery; petiolate; gland-dotted; aromatic; edgewise to the stem, or with ‘normal’ orientation; simple; epulvinate. Leaf blades dorsiventral, or isobilateral, or centric; entire; flat, or solid; semi-terete, or solid/angular; linear, or lanceolate, or oblong, or ovate; linear, or orbicular; pinnately veined, or parallel-veined, or one-veined; cross-venulate, or without cross-venules. Mature leaf blades adaxially glabrous; abaxially glabrous. Leaves without stipules; without a persistent basal meristem. Leaf anatomy. Hairs absent. Stem anatomy. Secondary thickening developing from a conventional cambial ring.
Reproductive type, pollination. Fertile flowers hermaphrodite. Unisexual flowers absent. Plants hermaphrodite. Entomophilous, or ornithophilous. Pollination mechanism conspicuously specialized, or unspecialized.
Inflorescence and flower features. Flowers solitary; axillary; pedicellate; (bi) bracteolate; small to medium-sized; regular; 5 merous; cyclic. Free hypanthium present (petals ‘inserted on the calyx’); extending beyond ovary; adnate to the ovary at the base. Perianth with distinct calyx and corolla; 10; 2 -whorled; isomerous. Calyx present; 5; 1 -whorled; polysepalous, or gamosepalous (depending on interpretation); lobed; imbricate, or valvate; exceeded by the corolla; regular. Corolla present; 5; 1 -whorled; polypetalous; imbricate; regular; red, or pink. Androecial members indefinite in number. Androecium 30–40. Androecial members branched. Androecial sequence determinable, or not determinable. Androecial members maturing centripetally; free of the perianth; all equal; free of one another. Stamens 30–40; remaining included; polystemonous; erect in bud, or inflexed in bud. Anthers dorsifixed; versatile; dehiscing via longitudinal slits; introrse; cells parallel; tetrasporangiate; unappendaged. Gynoecium 3 carpelled. The pistil 3 celled. Gynoecium syncarpous; eu-syncarpous; inferior. Ovary plurilocular; 3 locular. Epigynous disk present. Gynoecium stylate. Styles 1; from a depression at the top of the ovary; apical; becoming exserted. Stigmas 1; capitate. Placentation axile. Ovules 5–10 per locule (i.e. ‘several’); ascending; in two rows on a peltate placenta; non-arillate; anatropous.
Fruit and seed features. Fruit non-fleshy; dehiscent; a capsule. Capsules loculicidal. Fruit 3 celled. Seeds non-endospermic. Cotyledons 2.
Geography, cytology, number of species. Native of Australia. Endemic to Australia. Australian states and territories: Western Australia. Eremaean Botanical Province and South-West Botanical Province.
Etymology. Name used by Dioscorides for the flowers of the wild pomegranate.
FloraBase is produced by the staff of the Western Australian Herbarium, Biodiversity and Conservation Science, Department of Biodiversity, Conservation and Attractions. Publication or other use of content on this site is unauthorised unless that use conforms with the copyright statement.
Western Australian Herbarium (1998–). FloraBase—the Western Australian Flora. Department of Biodiversity, Conservation and Attractions. https://florabase.dpaw.wa.gov.au/