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  1. Family: Thymelaeaceae Juss.
    1. Struthiola L.

      1. This genus is accepted, and is native to Africa..

    [FZ]

    Flora Zambesiaca. Vol. 9, Part 3. Polygonaceae-Myriaceae. Pope GV, Polhill RM, Martins ES. 2006.

    Branches
    Branches 4-angled or terete, usually with prominent leaf-scars
    Bracteoles
    Bracteoles 2, conduplicate, usually ciliate Bracteoles 2, conduplicate, usually ciliate.
    Calyx
    Calyx tube cylindric, slightly widened at the apex, circumscissile above or below the top of the ovary, glabrous or hairy; lobes 4, much shorter than the tube, imbricate, the two outer slightly larger than the inner Calyx tube cylindric, slightly widened at the apex, circumscissile above or below the top of the ovary, glabrous or hairy; lobes 4, much shorter than the tube, imbricate, the two outer slightly larger than the inner.
    Corolla
    Petals 4, 8 or 12, erect, fleshy, exserted, each surrounded by stiff hairs arising from the base Petals 4, 8 or 12, erect, fleshy, exserted, each surrounded by stiff hairs arising from the base.
    Stamens
    Stamens 4, in one whorl, inserted in the throat of the calyx tube, subsessile, alternating with the calyx lobes; anthers linear to oblong, basifixed, included or slightly exserted; pollen spheroid, polyforate Stamens 4, in one whorl, inserted in the throat of the calyx tube, subsessile, alternating with the calyx lobes; anthers linear to oblong, basifixed, included or slightly exserted; pollen spheroid, polyforate.
    Ovary
    Ovary sessile or subsessile, 1-chambered, glabrous; disk surrounding the base of the ovary inconspicuous, cup-shaped, often lacking; style filiform, inserted laterally, half as long to almost as long as the calyx tube; stigma minute, ± capitate, papillose
    Fruits
    Fruit dry, included in the persistent base of the calyx tube, indehiscent Fruit dry, included in the persistent base of the calyx tube, indehiscent.
    Distribution
    A genus of c. 30 species, mainly in southern Africa, 3 or 4 in eastern and south-east tropical Africa.
    Habit
    Shrubs or undershrubs of ericoid habit. Shrubs or undershrubs of ericoid habit
    Stem
    Branches 4-angled or terete, usually with prominent leaf-scars.
    Leaves
    Leaves opposite, 3-whorled or alternate, sessile; lamina entire, linear to ± round, often ciliate on the margins, coriaceous or subcoriaceous, parallel-veined. Leaves opposite, 3-whorled or alternate, sessile; lamina entire, linear to ± round, often ciliate on the margins, coriaceous or subcoriaceous, parallel-veined
    Flowers
    Flowers fragrant at dusk, 4-merous, sessile, usually in the axils of the upper leaves, solitary, rarely in pairs, forming a spiciform inflorescence. Flowers fragrant at dusk, 4-merous, sessile, usually in the axils of the upper leaves, solitary, rarely in pairs, forming a spiciform inflorescence
    Pistil
    Ovary sessile or subsessile, 1-chambered, glabrous; disk surrounding the base of the ovary inconspicuous, cup-shaped, often lacking; style filiform, inserted laterally, half as long to almost as long as the calyx tube; stigma minute, ± capitate, papillose.
    Seeds
    Seed with a shiny black crustaceous testa, the micropyle forming a curved beak; endosperm scanty; embryo straight; cotyledons fleshy. Seed with a shiny black crustaceous testa, the micropyle forming a curved beak; endosperm scanty; embryo straight; cotyledons fleshy.
    [FTEA]

    Thymelaeaceae, B. Peterson (University of Göteborg). Flora of Tropical East Africa. 1978

    Habit
    Erect shrubs or undershrubs of ericoid habit
    Branches
    Branches 4-angled or terete, with usually prominent leaf scars
    Leaves
    Leaves opposite, whorled in threes, or alternate, sessile; blade simple, entire, linear to suborbicular, margins often ciliated, coriaceous or subcoriaceous, parallel-veined
    Inflorescences
    Inflorescence a spike
    Flowers
    Flowers 4-merous, sessile, usually in the axils of the upper leaves, solitary, rarely in pairs, fragrant at dusk
    Bracteoles
    Bracteoles 2, conduplicate, usually ciliate
    Calyx
    Calyx-tube cylindric, slightly widened at top, circumscissile above or below the top of the ovary, glabrous or hairy; lobes 4, much shorter than the tube, imbricate, the 2 outer slightly larger than the inner
    Corolla
    Petals 4, 8 (in Flora area) or 12, erect, fleshy, exserted, each surrounded by stiff hairs arising from the base
    Stamens
    Stamens 4, in one whorl, inserted in the throat of the calyx-tube, subsessile, alternating with the calyx-lobes; anthers linear to oblong, basi-fixed, included or slightly exserted; pollen sphaeroid, polyforate
    Pistil
    Ovary sessile or subsessile, 1-chambered, glabrous; disc surrounding the base of the ovary, lacking or inconspicuous, cup-shaped; style filiform, inserted laterally, half as long to almost as long as the calyx-tube; stigma minute, ± capitate, papillose
    Fruits
    Fruit dry, indehiscent, included in the persistent base of the calyx-tube
    Seeds
    Seed with shiny black, crustaceous testa, the micropyle forming a curved beak; endosperm scanty; embryo straight; cotyledons fleshy.

    Images

    Distribution

    Native to:

    Burundi, Cape Provinces, Ethiopia, Kenya, KwaZulu-Natal, Rwanda, Tanzania, Zaïre, Zimbabwe

    Accepted Species

    Synonyms

    Other Data

    Struthiola L. appears in other Kew resources:

    Bibliography

    First published in Mant. Pl.: 4 (1767)

    Literature

    Flora Zambesiaca

    • Biblioth. Bot. 27, heft 111: 135 (1934).
    • Domke in Biblioth. Bot. 27, heft 111: 135 (1934).
    • Mant. Pl. Alt.: 4, 41 (1767) nom. conserv.
    • Mant. Pl. Alt.: 4, 41 (1767) nom. conserv.
    • Syst. Nat., ed. 12, 2: 127 (1767)

    Flora of Tropical East Africa

    • G.F.P. 2: 259 (1967)
    • Domke in Bibl. Bot. 27(111): 135 (1934)
    • Mant. Pl.: 4 (1767), nom. conserv.
    • Syst. Nat., ed. 12, 2: 127 (1767)

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0