Family:
Rubiaceae Juss.

Rothmannia Thunb.

This genus is accepted, and its native range is Tropical & S. Africa, Seychelles.

[FSOM]

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit
Shrubs or small trees
Morphology Leaves
Leaves sometimes with domatia; stipules triangular, ± acuminate
Morphology Reproductive morphology Flowers
Flowers bisexual, terminal on very reduced branches, often solitary and pendent, usually 5-merous
Morphology Reproductive morphology Flowers Calyx
Calyx-tube obconical to cylindrical; limb-tube velvety inside, with or without lobes
Morphology Reproductive morphology Flowers Corolla
Corolla-tube funnel-shaped or campanulate; lobes overlapping either to the right or to the left
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens inserted in the corolla-tube; anthers included or partly exserted
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 1-celled; ovules numerous; style slender with a stigmatic club with a shortly bifid stigma at the apex
Morphology Reproductive morphology Fruits
Fruits globose or ellipsoid, with a thick or leathery wall
Morphology Reproductive morphology Seeds
Seeds very numerous, embedded in the placental tissue.
Distribution
Some 23 species in tropical Africa, Madagascar and Asia.

[FZ]

Rubiaceae, D.M.Bridson & B.Verdcourt. Flora Zambesiaca 5:3. 2003

Morphology General Habit
Unarmed shrubs or small trees.
Morphology Leaves
Leaves opposite but can appear ternate at fertile nodes, with or without domatia, petiolate; stipule limbs triangular, ± acuminate.
Morphology Reproductive morphology Flowers
Flowers hermaphrodite, terminal on reduced branches very often borne above a single leaf (TAB. 75/3&4), sessile or shortly pedicellate, pedunculate or not, solitary or less often 2–17, large or very large, often pendent.
Morphology Reproductive morphology Flowers Calyx
Calyx tube usually turbinate to cylindrical; limb-tube velvety inside, often with colleters interspersed; lobes present or absent, erect.
Morphology Reproductive morphology Flowers Corolla
Corolla mostly white with coloured spots; narrowly to distinctly funnel-shaped or campanulate; lobes 5 (or 7–8, not in the Flora area) contorted, overlapping either to the right or to the left according to the species.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens with anthers included or partly exserted.
Morphology Reproductive morphology Flowers Pollen
Pollen grains simple.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary 1-locular with 2 parietal placentas opposite to each other and sometimes partially fused; ovules very numerous; style glabrous subulate; pollen presenter usually large with the stigmatic surface confined to the shortly bilobed apex included or exserted.
Morphology Reproductive morphology Fruits
Fruit globular or ellipsoid, smooth or ribbed, usually large sometimes crowned with the persistent calyx limb; pericarp thick or coriaceous.
Morphology Reproductive morphology Seeds
Seeds very numerous, sublenticular, embedded in the pulpy placental tissue and forming a solid mass.

[FTEA]

Rubiaceae, B. Verdcourt. Flora of Tropical East Africa. 1976

Morphology General Habit
Unarmed shrubs or small trees
Morphology Leaves
Leaves opposite or occasionally ternate, petiolate, with or without domatia; stipules triangular, ± acuminate
Morphology Reproductive morphology Flowers
Flowers hermaphrodite, terminal, on very reduced branches, usually above a single leaf, sessile or shortly pedicellate or pedunculate, solitary or less often cymose, large or very large, often pendent
Morphology Reproductive morphology Flowers Calyx
Calyx-tube usually turbinate to cylindrical; limb-tube velvety inside, often with colleters interspersed; lobes present or absent, erect
Morphology Reproductive morphology Flowers Corolla
Corolla mostly white with coloured spots; narrowly to distinctly funnel-shaped or campanulate; lobes 5 (or in one species 7–8), contorted, overlapping either to the right or to the left according to the species
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens with anthers included or partly exserted; pollen grains simple
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary 1-locular, with 2 parietal placentas opposite to each other and sometimes partially fused; ovules very numerous; style glabrous subulate; stigma consisting of the usually club-shaped pollen receptacle with the stigmatic surface confined to the shortly bilobed apex
Morphology Reproductive morphology Fruits
Fruit globular or ellipsoid, smooth or grooved, usually large, sometimes crowned with the persistent calyx-limb; pericarp thick or coriaceous
Morphology Reproductive morphology Seeds
Seeds very numerous, sublenticular, 0.5–1.2 cm. long, embedded in the pulpy placental tissue and forming a solid mass.

Native to:

Angola, Benin, Botswana, Burkina, Burundi, Cabinda, Cameroon, Cape Provinces, Central African Repu, Chad, Congo, Equatorial Guinea, Ethiopia, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Gulf of Guinea Is., Ivory Coast, Kenya, KwaZulu-Natal, Liberia, Malawi, Mali, Mozambique, Nigeria, Northern Provinces, Senegal, Seychelles, Sierra Leone, Somalia, Sudan, Swaziland, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

Introduced into:

Trinidad-Tobago

Rothmannia Thunb. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jun 1, 2005 Harvey, Y.B. [118], Cameroon K000436994
Jun 1, 2005 Harvey, Y.B. [118], Cameroon K000337931
Jan 1, 2003 Harry, D. [2759], Central African Republic 65190.000
Jan 1, 1998 Acworth, J.M. [293], Cameroon K000011821
Sandford, A.E. [1367], Ethiopia 34536.000
Etuge, M. [1992], Cameroon 63796.000
Sumadijaya, A. [400], Papua New Guinea K000174537
Tchouto (Mbatchou), P. [1123], Cameroon K000436288
Jimpin, S. [SAN 139627], Sabah K000174589

First published in Kongl. Vetensk. Acad. Handl. 37: 63 (1776)

Accepted by

  • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

Literature

Flora of West Tropical Africa

  • Fagerlind in Arkiv för Bot. Stockh. 30A, No. 7: 39 (1943).
  • in Vet. Acad. Handl. Stockh. 65 (1776)

Flora Zambesiaca

  • Bridson in F.T.E.A., Rubiaceae: 511 (1988).
  • Fagerlind in Arkiv Bot. Stockh. 30A,7: 39 (1943) pro parte.
  • Keay in Bull. Jard. Bot. État 28: 47 (1958).
  • N. Hallé in Fl. Gabon, no. 17, Rubiacées (2e partie): 228 (1970).
  • in Kongl. Vetensk. Acad. Handl. 37: 65 (1776).

Flora of Somalia

  • Flora Somalia, Vol 3, (2006) Author: by M. Thulin [updated by M. Thulin 2008]

Flora of Tropical East Africa

  • Fagerl. in Arkiv Bot. 30A (7): 39 (1943), pro parte
  • Hallé in Fl. Gabon 17, Rubiacées, 2: 228 (1970)
  • Keay in B.J.B.B. 28: 47 (1958)
  • in Vet. Acad. Handl. Stockholm 37: 65 (1776)

  • Flora Zambesiaca

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

  • Flora of Somalia

    Flora of Somalia
    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

  • Herbarium Catalogue Specimens

  • 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