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  1. Family: Solanaceae Juss.
    1. Genus: Solanum L.
      1. Solanum inaequiradians Werderm.

        This species is accepted, and its native range is Tanzania (Uluguru Mountains).


    Solanaceae, Jennifer M Edmonds. Oliganthes, Melongena & Monodolichopus, Maria S. Vorontsova & Sandra Knapp. Flora of Tropical East Africa. 2012

    Type: Tanzania, Morogoro District, Uluguru Mts, NW side, Schlieben 2707 (B!, holo.; BM!, BR!, LISC!, M, P!, S, Z, iso.)
    Scandent or climbing subshrub to 2 m, armed; young stems densely stellatepubescent, trichomes porrect, reddish-translucent, mostly subsessile, stalks up to 0.15 mm, rays ± 8, 0.1–0.2 mm, midpoints (0.5–)1.5–2.5(–3) mm; prickles curved, 2–4 mm long, 0.8–1(–3) mm wide at base, round to slightly flattened
    Leaf blades drying discolorous, yellow-green, ovate, 7–10(–13) × 3.5–4.5(–6) cm, ± 2 times longer than wide, base truncate to cuneate, usually equal, margin lobed to almost entire, the lobes 2–4 on each side, deltate to rounded, up to 10 mm long, apically rounded to acute, extending up to 1/3(–1/2) of the distance to the midvein; apex acute or somewhat long-acuminate; stellate-pubescent on both sides, trichomes on abaxial surface porrect, sessile or shortly stalked, stalks to 0.15 mm, rays 6–8, 0.2–0.35 mm, midpoints 1–2 mm, adaxially with bulbous bases, rays usually absent, midpoints 1.5–2.5 mm long; primary veins 4–5 pairs; petiole 1–2.5 cm, 1/4–1/5 of the leaf length
    Inflorescences not branched, 3–5 cm long, with 1–4 flowers; peduncle absent; rachis ± 1.5 cm long, with 0–2 prickles; pedicels ± 0.8 cm long in flower, in fruit 2–2.5 cm long, with 0–15 prickles
    Flowers largely perfect, 5-merous
    Calyx 7–9 mm long, lobes narrowly deltate, 4–6 mm long, thin-acuminate, with 0–10 prickles
    Corolla mauve to purple, 1.7–2 cm in diameter, lobed for ± 4/5 of its length, lobes oblong, ± 10 × 2–1.5 mm
    Stamens equal; anthers ± 7 mm
    Ovary not known; style ± 12 mm long
    Berries 1–2 per infructescence, striped when young, red at maturity, often elongate when young, 12–14 mm in diameter; fruiting calyx 10–12 mm long
    Seeds 2.8–3.2 × 2.5–2.8 mm
    Forest understorey; 1100–2000 m
    Solanum inaequiradians is a rare high altitude forest endemic of the Uluguru Mountains, recognised by its long-attenuate calyx lobes exceeding the corolla in bud and growing to 7–9 mm long in flower and 10–12 mm long in fruit, ovate discolorous yellow-green leaves with deltate lobes and attenuate apices, and dense trichomes with elongated midpoints 1.5–3 mm (rarely 0.5 mm) long on all surfaces of the plant.
    Flora districts: T6 Range: Endemic to Uluguru Mts



    Native to:


    Other Data

    Solanum inaequiradians Werderm. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Aug 1, 2010 Bruce, E.M. [204], Tanzania K000441565
    Apr 1, 2010 Harris, B.J. [1602], Tanzania K000441566
    Jun 30, 1905 Wallace, G.B. [530], Tanzania K000441563
    Jun 30, 1905 Bruce, E.M. [253], Tanzania K000441564


    First published in Notizbl. Bot. Gart. Berlin-Dahlem 12: 90 (1934)

    Accepted by

    • PBI Solanum Project (2014-continuously updated). Solanaceae Source: a global taxonomic resource for the nightshade family


    Flora of Tropical East Africa

    • T.T.C.L.: 581 (1949).
    • N.B.G.B. 12: 90 (1934)


    Flora of Tropical East Africa
    Flora of Tropical East Africa

    Herbarium Catalogue Specimens
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    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 World Checklist of Selected Plant Families.

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families.