Genus:
Gynura Cass.

Gynura valeriana Oliv.

This species is accepted, and its native range is Kenya to Malawi.

[FTEA]

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit
Perennial herb 0.6–1.8(–3) m high, with unpleasant smell; stem fleshy, erect or procumbent, leafy throughout or only in lower part, with scattered hairs.
Morphology Leaves
Leaves thinly fleshy, dark green or grey-green, purplish beneath, ovate to elliptic, 15–50 cm long (including petiolate base), 8–20 cm wide, base decurrent and auriculate, margins deeply lobed to pinnatisect with 1–10 pairs of oblong lobes, margins of lobes denticulate or dentate, apex acute, glabrous or with scattered hairs.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula in large inflorescences of lateral and terminal crowded groups of 5–20 capitula; stalks of individual capitula 1–3 cm long; involucre obconical, 6–12 mm long; bracts of calyculus 1–6 mm long; phyllaries 10–15, 6–12 mm long, 1 mm wide, with darker tip, glabrous or with scattered hairs.
Morphology Reproductive morphology Flowers Florets
Florets yellow or orange, less often orange-red, scented, 10–12 mm long, expanded in upper third, lobes 1–1.2 mm long; anthers conspicuously yellow.
Morphology Reproductive morphology Fruits
Achenes 2 mm long, glabrous; pappus white, 7–10 mm long.
Habitat
Moist sites in forest, on streamside rocks, and sometimes persisting after forest clearing, rarely as epiphyte in trees; 700–2150 m
Distribution
K4/K6 K6 T2 T3 T6 T7

Native to:

Kenya, Malawi, Tanzania, Zaïre

Gynura valeriana Oliv. appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Jan 1, 2009 Mwangoka, M.A. [4491], Tanzania K000614955 No
Johnston, H.H. [103], Tanzania K000377684 Unknown type material Yes
Mwangoka, M.A. [3198], Tanzania K000612931 No

First published in Hooker's Icon. Pl. 16: t. 1507 (1886)

Accepted by

  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Literature

Flora of Tropical East Africa

  • A.D.Q. Agnew, Upland Kenya Wild Flowers, ed. 1., p. 471 (1974).
  • Agnew, A.D.Q. & Agnew, S., Upland Kenya Wild Flowers, ed. 2: 225 (1994).
  • C. Jeffrey in Kew Bulletin 41: 929 (1986).
  • F.G. Davies in Kew Bulletin 33: 338 (1978).
  • Lisowski, Aster. Fl. Afr. Centr. 2: 433 (1991).
  • Oliv. in Hook. Ic. 16: t. 1507 (1886)
  • Oliv. in Trans. Linn. Soc. 11, 2: 339 (1887).

  • 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