Solanum species of eastern and northern Australia

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A. R. Bean

Solanum abutiloides

Habit. Erect, rhizomatous perennial shrub, 1–3 m high. Large stems prickles absent.

Branchlets. Branchlet prickles absent. Branchlet hairs stellate. Branchlet stellae very dense. Branchlet stellae lateral rays 10–30, multiradiate or echinoid. Branchlet stellae central ray gland-tipped. Branchlet Type 2 hairs absent.

Leaves. Leaves ovate or broadly ovate, entire. Leaves 11–22 cm long, 8–16 cm wide. Leaf apex acute, base obtuse or cordate. Petioles prickles absent. Axillary leaves present.

Upper leaf surface. Upper leaf surface green or grey-green. Upper leaf surface prickles absent. Upper leaf surface stellate hairs distributed throughout, protostellae present, hair density sparse to moderate density. Upper leaf surface stellae lateral rays ascending or multiradiate. Upper leaf surface stellae central ray not gland-tipped or gland-tipped. Upper leaf surface simple hairs absent. Upper leaf surface Type 2 hairs present throughout.

Lower leaf surface. Lower leaf surface greenish-white or white, grey or yellowish. Lower leaf surface prickles absent. Lower leaf surface stellate hair density sparse or moderate. Lower leaf surface stellae lateral rays porrect or ascending or multiradiate. Lower leaf surface stellae central ray not gland-tipped or gland-tipped. Lower leaf surface simple hairs absent. Lower leaf surface Type 2 hairs present throughout.

Inflorescence. Inflorescence terminal, branched (paniculate to corymbose). Inflorescence common peduncle 40–100 mm long. Inflorescence rachis prickles absent. Inflorescence 15–50-flowered, with all flowers bisexual. Flowers 5-merous. Pedicels at anthesis prickles absent. Calyx lobes at anthesis deltate, 2–5 mm long. Calyx prickles at anthesis absent. Calyx stellae dense or very dense, lateral rays 10–30. Calyx stellae central ray gland-tipped. Calyx simple hairs absent, Type 2 hairs absent. Corolla white, deeply lobed.

Fruits. Fruiting calyx prickles absent. Mature fruits 20–50 per inflorescence, globular or ellipsoidal or ovoid, yellow or yellowish-green, conspicuously stellate hairy. Pedicels at fruiting stage 10–15 mm long.

Distribution and habitat. Queensland. Qld: Moreton.

Miscellaneous. Naturalised. Subg. Brevantherum. Data source: specimens.

Illustrations. • flowers. • immature fruits.


Cite this publication as: ‘Bean, A.R. 2012 onwards. Solanum species of eastern and northern Australia. Version: 29th June 2013. http://delta-intkey.com’.

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