Plumbago dawei Rolfe

This species is accepted, and its native range is SW. Ethiopia to E. Tropical Africa, Madagascar.

[FTEA]

Plumbaginaceae, C. M. Wilmot-Dear. Flora of Tropical East Africa. 1976

Morphology General Habit
Creeping or scandent herb or shrub, laxly branched, 0.9–5.7 m.
Morphology Stem
Stems wiry, tough, usually woody, glabrous, bearing fine closely spaced longitudinal ridges, spaced 4 per mm.
Morphology Leaves
Leaf-blades ovate, ovate-lanceolate, elliptic or oblong, rarely orbicular, broad or narrow, 5.5–18 cm. long, 2.5–7 cm. wide, acute, acuminate or mucronate, base rounded or rarely cuneate, glabrous; petiole 1–2 cm. long, base amplexicaul, sometimes auriculate.
Morphology Reproductive morphology Inflorescences Peduncles
Peduncle bearing sparse inconspicuous or sometimes prominent sessile glands, or glabrous.
Morphology Reproductive morphology Flowers
Flowers scented; pedicels 1–2 mm. long; bracts ovate, ovate-lanceolate or lanceolate, 2–8 mm. long, 1–2.5 mm. wide, acute, acuminate or mucronate, glabrous.
Morphology Reproductive morphology Flowers Calyx
Calyx (10–)15–20 mm. long, 1.5–2.5 mm. wide, seldom prominently ribbed, bearing abundant stalked glands; stalks thin, not rigid, often curved, 1.5–2 mm. long; calyx-teeth 1.5–2 mm. long.
Morphology Reproductive morphology Flowers Corolla
Corolla white; tube 24–27 mm.; lobes obovate, (9–)10–13 mm. long, 5–6 mm. broad, acute, with shortly excurrent central nerve.
Figures
Fig. 3/2, p. 7.
Habitat
Forest margins, clearings and secondary bushland, riverine forest; 600–2700 m.
Distribution
K1 K7 T2 T3 T5 T6 T7 U2 U3 U4

Native to:

Ethiopia, Kenya, Madagascar, Tanzania, Uganda

Plumbago dawei Rolfe appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Jan 1, 1975 Dawe [543], Uganda K000225839 holotype Yes

First published in J. Linn. Soc., Bot. 37: 522 (1906)

Accepted by

  • Wilmot-Dear, C.M. (1976). Flora of Tropical East Africa, Plumbaginaceae: 1-12.

Not accepted by

  • Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps. [Cited as Plumbago zeylanica.]

Literature

Kew Backbone Distributions

  • Friis, I. & al. (2012). The genus Plumbago (Plumbaginaceae) in Ethiopia and Eritrea Webbia; Raccolta de Scritti Botanici 67: 157-177.

Flora of Tropical East Africa

  • Cufod., Enumeratio Plantarum Aethiopiae Spermatophyta (Supplement in Bull. Jard. Bot. Brux.) p. 660 (1960).
  • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 453 (1949).
  • Rolfe in Journal of the Linnean Society of London, Botany 37: 522 (1906).

  • Flora of Tropical East Africa

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

  • Herbarium Catalogue Specimens

    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

  • Kew Backbone Distributions

    The International Plant Names Index and World Checklist of Selected Plant Families 2022. 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 2022. 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