Genus:
Bidens L.

Bidens magnifolia Sherff

This species is accepted, and its native range is Tanzania.

[FTEA]

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

Morphology General Habit
Perennial herb or shrub, 0.6–3 m high; stem to 3 cm in diameter, ‘ringed’ with leaf scars, much branched, sparsely pubescent to glabrous.
Morphology Leaves
Leaves ovate in outline, simple (near stem apex) to pinnatisect, 6–20(–26) cm long, 5–16 cm wide, when pinnatisect with 3–9 ovate to lanceolate segments 3–10 cm long and 1–4 cm wide, the terminal segment largest, margins serrate, apex attenuate, sparsely scabridulous on both surfaces; petiole 1–7 cm long.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula in terminal lax corymbose cymes; stalks of individual capitula 2–20 cm long; involucre 6–12 mm long; outer phyllaries 6–12, green, often reflexed, glabrous or pilose, inner phyllaries 8–10, free or partly connate; paleae to 8 mm long.
Morphology Reproductive morphology Flowers Florets
Ray florets yellow, neuter, 8, tube 2–3 mm long, pilose, rays 20–35 mm long, 6–15 mm wide; disc florets yellow to brownish yellow, 7–8 mm long, glabrous.
Morphology Reproductive morphology Fruits
Achenes dark brown, oblong to obovoid, 4.5–9.5 mm long, strigose, margins narrowly callose-thickened; pappus of 2(–4) aristae 1–3.5 mm long, with few barbs near apex, both antrorse and retrorse on the same arista.
Habitat
orest clearings and margins, secondary vegetation in forest zone; 600–2300 m
Distribution
not known elsewhere T3 T5 T6 T7

Native to:

Tanzania

Bidens magnifolia Sherff appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Jan 1, 1984 Lynes, N. [4], Tanzania K000410565 holotype Yes
Greenway [3475], Tanzania K000410564 holotype Yes
Hornby [896], Tanzania K000410566 isotype Yes
Holst, C. [2252], Tanzania K000410567 lectotype Yes

First published in Bot. Gaz. 90: 390 (1930)

Accepted by

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

Literature

Flora of Tropical East Africa

  • Mesfin in Kew Bulletin 48: 458 (1993).
  • Mesfin in Symb. Bot. Upsal. 26, 2: 199, fig. 2 (1986)
  • Sherff in Bot. Gaz. 90: 390, fig. 4 (1930)
  • Sherff in Field Mus. Nat. Hist., Bot. Ser. 16: 575, fig. 160 (1937).

  • 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