Diaphananthe rutila (Rchb. f.) Summerh.

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Diaphananthe rutila

Photo: Bart Wursten
Ndundu Lodge, Vumba

Diaphananthe rutila

Photo: Bart Wursten
Ndundu Lodge, Vumba

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Synonyms: Rhipidoglossum rutilum (Rchb.f.) Schltr.
Common names:
Pendent epiphyte or rarely lithophyte. Stem up to 40 cm long; roots c. 2 mm in diameter, often lightly attached to the host. Leaves several, up to 12 cm long, linear to oblanceolate, unequally 2-lobed at the apex, olive green, leathery. Inflorescences 1-many, more or less pendent, arising from the stem between the leaves. Flowers from purple-khaki in more exposed situations (see photos) to pale creamy in deeply shaded forest. Dorsal sepal broadly ovate; lateral sepals sickle-shaped, 2-4.5 mm long; petals almost round, 1.5-2.8 mm long. Lip broader than wide, curved down and backwards. Spur 6-11mm slender, incurved.
Derivation of specific name:
Altitude range:
Flowering time:Mar
Worldwide distribution:
Malawi distribution: S
Growth form(s): Epiphyte.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Ball, J.S. (1978). Southern African Epiphytic Orchids. Conservation Press, Johannesburg. Pages 108 - 109. (Includes a picture).

Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 20.

Dowsett-Lemaire, F. (1989). The flora and phytogeography of the evergreen forests of Malawi. I: Afromontane and mid-altitude forests; Bull. Jard. Bot. Nat. Belg. 59(1/2) Page 27.

Grosvenor, R.K. (1976). A list of orchids indigenous in Rhodesia. Excelsa 6 Page 80.

Kimberley, M.J. (2003). A List of Epiphytic Orchids of Zimbabwe Excelsa 20 Page 50.

La Croix, I. & Cribb, P.J. (1998). Orchidaceae (Part 2) Flora Zambesiaca 11(2) Pages 424 - 425.

La Croix, I. et al. (1983). Malawi Orchids Volume 1 Epiphytic Orchids National Fauna Preservation Society of Malawi Pages 72 - 73. (Includes a picture).

La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 272. (Includes a picture).

La Croix, I.F. & La Croix T.M. (1983). Orchids of Bvumbwe The Society of Malawi Journal 36(2) Page 16.

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 95.

Morris, B. (1970). Epiphytic Orchids of Malawi The Society of Malawi Pages 91 - 93.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 118.

Stewart, J. & Campbell, B. (1996). Orchids of Kenya Timber Press Inc, Portland Oregon, USA ISBN0-88192-357-5 Page 44. (Includes a picture).

Williamson, G. (1977). The Orchids of South Central Africa J.M. Dent & Sons Ltd., London. Pages 188 - 189. (Includes a picture).

Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 84. As Rhipidoglossum rutilum

Other sources of information about Diaphananthe rutila:

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Flora of Mozambique: Diaphananthe rutila
Flora of Zambia: Diaphananthe rutila
Flora of Zimbabwe: Diaphananthe rutila

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Malawi: Species information: Diaphananthe rutila.
https://www.malawiflora.com/speciesdata/species.php?species_id=118820, retrieved 21 April 2024

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