Solanum lythrocarpum A.R.Bean
  • "A.R.Bean, Austrobaileya 6(4): 706. 2004., 2004."

Cite taxon page as 'WFO (2021): Solanum lythrocarpum A.R.Bean. Published on the Internet; Accessed on: 25 Jun 2021'

General Information

Erect, rhizomatous perennial shrub, 0.3-0.9 m tall. Juvenile stage unknown. Stems brown, glabrous to sparsely pubescent, the stellae 0.2-0.3 mm in diameter, the stalks 0-0.1 mm long, the lateral rays 4-8, porrect, the midpoints 0.5-1.5 times as long as lateral rays, eglandular; finger hairs absent; very short, gland-tipped hairs sparse to dense; prickles present or absent, straight, acicular, 0.5-5 mm long, 7-10 times longer than wide, 0-6 per dm on adult branches.
Sympodial units plurifoliate, not geminate.
Leaves simple, the blades 5-9.5 x 1.1-1.5 cm, 4.7-7 times as long as wide, narrowly lanceolate to lanceolate, chartaceous, green and glabrous to sparsely stellate-pubescent adaxially, the hairs confined to midrib; finger hairs absent; very short, gland-tipped hairs present throughout, 0.1-0.5 mm apart; prickles present on midvein only, 0-4, straight, acicular, 3-7 mm long; green and glabrous abaxially; finger hairs absent; very short, gland-tipped hairs absent; prickles absent or present on midvein only, 0-3, straight, acicular; base cuneate, the oblique part 0-2.5 mm long; margin entire; apex acute; petioles 0.9-2.1 cm long, 11-23% length of lamina, glabrous to sparsely pubescent, prickles present or absent.
Inflorescence 0.5-2 cm, leaf-opposed, unbranched, pseudo-racemose, with 3-8 flowers, with all flowers perfect, the axes glabrous to moderately glandular-puberulent, unarmed; peduncle 0-2 cm; rachis 0.1-0.5 cm; pedicels 9-24 mm long in flower, 0.4-0.7 mm thick at midpoint, the same thickness throughout or markedly thicker distally,18-24 mm long in fruit, 0.6-0.8 mm thick at mid-point, spaced 1-10 mm apart, articulated at the base.
Flowers all perfect, 4- or 5-merous. Calyx 4-7.5 mm, the tube 1.5-2.5 mm long, the lobes 2-6 mm long, attenuate, glabrous to sparsely stellate-pubescent, the hairs white, 0.15-0.3 mm across, sessile, the lateral rays 4-8, the midpoints 0-1 times as long as lateral rays, eglandular; finger hairs absent; very short, gland-tipped hairs present; prickles absent; fruiting calyx not accrescent, less than half length of mature fruit, unarmed. Corolla ca. 1 cm in diameter, 7-11 mm long, stellate to rotate-stellate, chartaceous, purple, the tube 2-3 mm, the lobes 3-8 x 1.5-2 mm, narrowly triangular, abaxially glabrous at base of lobes, pubescent toward tips with unbranched and stellate hairs, glabrous adaxially. Stamens with filaments 0.5-1 mm; anthers 3-5 x 1-1.5 mm at base, narrowly ovate, loosely connivent, yellow, the pores minute and directed distally. Ovary glabrous or with very short, gland-tipped hairs only; style 5.5-7 x 0.5-1 mm, cylindrical, glabrous; stigma capitate or bilobed.
Fruits 1-4 per inflorescence, 0.8-1.1 cm in diameter, 1-locular (septum absent or incomplete), globose, red, glabrous, few- (less than 20-) seeded, the exocarp 0.4-0.5 mm thick, the mesocarp juicy, succulent, the placenta not apparent.
Seeds 3-3.7 x 2-2.5 mm, pale yellow, flattened, the surface rugose.

  • Provided by: [B]
    • Distribution

      Solanum lythrocarpum is endemic to Queensland. It is known from two small areas near the towns of Monto and Mundubbera. It grows on lateritised plateaux in ironbark-Acacia blakei forest with a dense shrubby understorey including some rainforest species. Associated species include Croton insularis, Phebalium nottii, Bertya opponens and Philotheca ciliata.

    • Provided by: [B]
      •   Bibliography

        • 1 A.R.Bean, “Austrobaileya 6(4): 706. 2004.”, 2004.

         Information From
        PBI Solanum Project. 2017. Solanaceae Source. Jan.31st, 2015.
        • A All Rights Reserved
        • B
        • C
        • D CC0 1.0 Universal (CC0 1.0).
        World Flora Online consortium
        World Flora Online Data. 2018.
        • E CC0 1.0 Universal (CC0 1.0).