Skip to main content
This genus is accepted, and its native range is Tanzania to Zambia.

[FTEA]

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

Morphology General Habit
 Annual herbs; stems erect, leafy
Morphology General Indumentum
Vegetative indument of mixed flagelliform hairs and smaller T-shaped hairs
Morphology Leaves
Leaves alternate, pinnatilobed or pinnatisect, the lobes revolute
Morphology Reproductive morphology Inflorescences Capitulum
Capitula homogamous, many in corymbiform cymes; involucre subglobose to urceolate; phyllaries increasing in size upwards, slightly scarious, ± indurated proximally
Morphology Reproductive morphology Flowers Florets
Florets narrowly funnel-shaped, with 5 lobes; anthers with obtuse sagittate bases and shortly ovate-appendiculate apices; style branches subulate and hairy
Morphology Reproductive morphology Fruits
Achenes oblong, truncate, without pappus.

[FZ]

Compositae, G. V. Pope. Flora Zambesiaca 6:1. 1992

Morphology General Habit
Annual herbs.
Morphology General Indumentum
Vegetative indumentum consisting of erect flagelliform hairs, intermixed with smaller appressed ± T-shaped hairs on young growth.
Morphology Stem
Stems erect, leafy, branched.
Morphology Leaves
Leaves alternate, sessile, or petiolate and broadly amplexicaul in R. apiifolium M.G. Gilbert, pinnatipartitely lobed or pinnatisect; lobes mostly simple, linear, irregular in length along a midrib, revolute (lobes oblong, deeply serrate-dentate in R. apiifolium).
Morphology Reproductive morphology Inflorescences Capitulum
Capitula homogamous discoid, numerous in corymbiform cymes, capitula stalks short or to 2.5 cm. in R. apiifolium.
Morphology Reproductive morphology Inflorescences Bracts Involucre
Involucre subglobose-cupuliform (urceolate), phyllaries increasing in size to the inside, somewhat scarious or lower part ± indurated.
Morphology Reproductive morphology Flowers Receptacle
Receptacle dentate-alveolate.
Morphology Reproductive morphology Flowers Corolla
Corollas purple or mauve, narrowly funnel-shaped, limb 5-lobed.
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anther apices shortly ovate-appendiculate, bases obtuse-sagittate.
Morphology Reproductive morphology Flowers Gynoecium Style
Style arms subulate, hairy.
Morphology Reproductive morphology Fruits
Achenes shortly obovoid-oblong, rounded-truncate above with 4–6 low broad ribs separated by narrow grooves, surface densely beset with closely-spaced single-celled tuberculate trichomes.
Morphology Reproductive morphology Seeds
Pappus absent.

Native to:

Tanzania, Zambia

Rastrophyllum Wild & G.V.Pope appears in other Kew resources:

First published in Kirkia 10: 325 (1977)

Accepted by

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

Literature

Flora Zambesiaca

  • C. Jeffrey in Kew Bull.43: 266 (1988).
  • in Kirkia 10: 324, 345 (1977).

Flora of Tropical East Africa

  • C. Jeffrey in K.B. 43: 266 (1988)
  • K. Bremer, Asteraceae Clad. & Class.: 225 (1994)
  • in Kirkia 10: 325 (1977)

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 2021. 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 2021. 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