Solanum species of eastern and northern Australia
Habit. Erect, annual or non-rhizomatous perennial shrub, 0.4–1.2 m high. Large stems prickles absent.
Branchlets. Branchlets ridged. Branchlet prickles absent. Branchlet hairs Type 2 or simple or absent. Branchlet stellae absent. Branchlet simple hairs absent or antrorse, curved, not gland-tipped, 0.1–0.25 mm long. Branchlet Type 2 hairs absent.
Leaves. Leaves elliptical or ovate, entire or shallowly lobed throughout. Leaf lobes 0 on each side or 3–6 on each side, obtuse. Leaves 3–10 cm long, 1.5–5.5 cm wide. Leaf base cuneate. Petioles 1–4 cm long, prickles absent.
Upper leaf surface. Upper leaf surface green. Upper leaf surface prickles absent. Upper leaf surface stellate hairs absent, protostellae absent, hair density absent from surface. Upper leaf surface simple hairs absent or antrorse, curved, very sparse or confined to major veins or sparse, not gland-tipped. Upper leaf surface Type 2 hairs absent or present throughout.
Lower leaf surface. Lower leaf surface green. Lower leaf surface prickles absent. Lower leaf surface stellate hair density absent. Lower leaf surface simple hairs absent or antrorse, curved, very sparse or confined to major veins or sparse, not gland-tipped. Lower leaf surface Type 2 hairs absent or present only on veins.
Inflorescence. Inflorescence supra-axillary, umbellate. Inflorescence common peduncle 8–15 mm long. Inflorescence rachis prickles absent. Inflorescence 5–9-flowered, with all flowers bisexual. Flowers 5-merous. Pedicels at anthesis 4–8 mm long, prickles absent. Calyx tube at anthesis 1–2 mm long. Calyx lobes at anthesis hemispherical or deltate, 0.5–1 mm long. Calyx prickles at anthesis absent. Calyx stellae absent. Calyx simple hairs present, Type 2 hairs absent. Corolla white, 2–5 mm long, deeply lobed. Anthers 1–1.6 mm long. Functional style 2–3.6 mm long, protruding between anthers or strongly bent near base, not touching anthers, with simple hairs.
Fruits. Fruiting calyx lobes less than half length of mature fruit or lobes more than half length of mature fruit, prickles absent, lobes strongly recurved. Mature fruits globular, 4–8 mm diameter, black, shiny. Pedicels at fruiting stage 18–25 mm long. Seeds 1.2–1.8 mm long, stone-cell granules absent or present.
Distribution and habitat. Queensland, New South Wales, Victoria, Western Australia. Qld: Moreton, Darling Downs, Wide Bay, Burnett, Maranoa, Cook, Leichhardt, Warrego, Port Curtis, Mitchell, Kennedy South, Kennedy North, Burke. NSW: North Coast, Central Coast, South Coast, Central Tablelands, North-west Slopes, Central-west Slopes, South Western Plains.
Miscellaneous. Naturalised. Sect. Solanum. Common name: Glossy Nightshade. Data source: Fl of NZ, Fl of SEQ, Henderson 1974.
Illustrations. • flowers and fruits. • flowers. • flowering and fruiting plant.
Cite this publication as: ‘Bean, A.R. 2012 onwards. Solanum species of eastern and northern Australia. Version: 29th June 2013. http://delta-intkey.com’.