Bonatea steudneri (Rchb. f.) T. Durand & Schinz

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Bonatea steudneri

Photo: Ineke te Velde
Hillside Dams Conservancy, Bulawayo

Bonatea steudneri

Photo: Ineke te Velde
Hillside Dams Conservancy, Bulawayo

Bonatea steudneri

Photo: Ineke te Velde
Hillside Dams Conservancy, Bulawayo

Bonatea steudneri

Photo: Ineke te Velde
Hillside Dams Conservancy, Bulawayo

Bonatea steudneri

Photo: Ineke te Velde
Hillside Dams Conservancy, Bulawayo

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Bonatea kayseri (Kraenzl.) Rolfe
Bonatea ugandae Summerh.
Habenaria ecaudata Kraenzl.
Habenaria kayseri Kraenzl.
Habenaria steudneri Rchb. f.
Common names:
Frequency: Locally frequent
Status: Native
Robust terrestrial, up to c. 110 cm tall, growing from hairy, thick and fleshy, tuberous roots. Leaves along the stem, not overlapping, ovate, up to 12.5 × 4.5 cm, base clasping the stem. Inflorescence fairly laxly, up to 30-flowered. Bracts membranous, ovate, c. 4 cm long. Flowers green, white in the centre. Dorsal sepal erect, ovate, c. 23 × 25 mm, forming a hood. Lateral sepals deflexed, broadly lanceolate, c.25 mm long. Petals 2-lobed almost to the base; upper lobe 21-24 mm long, linear, adnate to the dorsal sepal; lower lobe 50-70 mm long, linear-filiform, first adnate to the lip, then curving down and outwards. Lip 3-lobed in the apical part; mid-lobe linear, 20-37 mm long, decurved; side lobes narrowly linear, spreading, 25-85 mm long. Spur 10-21 cm long, pendent, slightly swollen at the apex.
Derivation of specific name: steudneri: after Dr. Hermann Steudner (1832-1863), German physician, botanist, explorer, and plant collector who worked in Ethiopia and Eritrea.
Habitat: In dry woodland and scrub.
Altitude range: (metres) 900 - 1410 m
Flowering time:Feb - Apr
Worldwide distribution: DRC, Rwanda, Uganda, Ethiopia, Somalia, Kenya, Tanzania, Zambia, Zimbabwe, Caprivi-Namibia and Kwazulu-Natal South Africa. Also in Saudi Arabia and Yemen.
Zimbabwe distribution: W,C,E,S
Growth form(s): Terrestrial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Wednesday 10 April 2013

Ball, J.S. (2009). Terrestrial African Orchids, A Selected Review. Pages 8 - 9. (Includes a picture).

Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 9.

Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 6.

Fibeck, W. & Dare, M. (1993). Terrestrial Orchids in Zimbabwe. Excelsa 16 Page 54.

Golding, J.S. (ed.) (2002). Namibia Plant Red Data List. Southern African Plant Red Data Lists. SABONET 14 Page 71.

Grosvenor, R.K. (1976). A list of orchids indigenous in Rhodesia. Excelsa 6 Page 78.

Johnson, S., Bytebier, B, & Stärker H. (2015). Orchids of South Africa, a Field Guide Struik Nature, Cape Town South Africa Page 67. (Includes a picture).

La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Pages 43 - 45. (Includes a picture).

Linder, H.P. & Kurzweil, H. (1999). Orchids of Southern Africa A.A. Balkema, Rotterdam, the Netherlands ISBN 90-5410-445-7 Page 143.

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 94.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 117.

Schelpe, E.A.C.L.E. (1976). A Provisional Checklist of the Orchidaceae of Mozambique South African Journal of Botany 42(4) Page 390.

Stewart, J. & Campbell, B. (1996). Orchids of Kenya Timber Press Inc, Portland Oregon, USA ISBN0-88192-357-5 Pages 93 - 94. (Includes a picture).

Summerhayes, V.S. (1964). African orchids XXIX Kew Bulletin 17(3) Page 532.

Summerhayes, V.S. (1968). Orchidaceae (Part 1) Flora of Tropical East Africa Pages 137 - 138. (Includes a picture).

Williamson, G. (1977). The Orchids of South Central Africa J.M. Dent & Sons Ltd., London. Pages 68 - 69. (Includes a picture).

Other sources of information about Bonatea steudneri:

Our websites:

Flora of Caprivi: Bonatea steudneri
Flora of Caprivi: cultivated Bonatea steudneri
Flora of Mozambique: Bonatea steudneri
Flora of Zambia: Bonatea steudneri

External websites:

African Plants: A Photo Guide (Senckenberg): Bonatea steudneri
BHL (Biodiversity Heritage Library): Bonatea steudneri
EOL (Encyclopedia of Life): Bonatea steudneri
GBIF (Global Biodiversity Information Facility): Bonatea steudneri
Google: Web - Images - Scholar
iNaturalist: Bonatea steudneri
IPNI (International Plant Names Index): Bonatea steudneri
JSTOR Plant Science: Bonatea steudneri
Mansfeld World Database of Agricultural and Horticultural Crops: Bonatea steudneri
Plants of the World Online: Bonatea steudneri
Tropicos: Bonatea steudneri
Wikipedia: Bonatea steudneri

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Species information: Bonatea steudneri., retrieved 30 May 2024

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