Habenaria debeerstiana Kraenzl.

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Photo: Nicholas Wightman
Roadside leading to Mutinondo Wilderness Lodge (Mpika Distr., Muchinga Province)

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Synonyms:	Habenaria nicholsonii var. debeerstiana (Kraenzl.) Geerinck Habenaria tiesleriana Kraenzl.
Common names:
Frequency:
Status:	Native
Description:	Terrestrial herb 30-60 cm tall; tubers ovoid, 2-5 cm long, villous; leaves 2, basal, appressed to the ground, heart-shaped, 3-6.5 x 3.5-7 cm; stem leaves sheathing, 4-7, scattered along stem; inflorescence 11-17 x 3-6 cm, laxly 20 flowered; bracts 11-14 cm long; ovary and pedicel 23-30 mm long; flowers sweetly scented, sepals green, petals and lip white; dorsal sepal erect, 9-12 x 4-6 mm, ovate, convex; lateral sepals reflected, 8-15 x 2.5-4 mm, rolled lengthways; petals 9-12 x 3-5 mm, entire, falcate, acute, adnate to dorsal sepal; lip 3-lobed  to base; mid-lobe 16-18 x 0.5 mm, linear, apex bent forward; side lobes 12-15 x 3-5 mm, oblanceolate, acute; side lobes 14-19 x 3-9 mm, obliquely oblanceolate, acute; spur 8-9 mm long, swollen at apex; anther 3.5 mm high, canals 1.5 mm long; stigmatic arms c. 5 mm long.
Notes:
Derivation of specific name:
Habitat:
Altitude range:
Flowering time:	Jan – Feb
Worldwide distribution:	DRC to Burundi and Tanzania south to Zambia, Malawi, Zimbabwe and Mozambique.
Mozambique distribution:	T
Growth form(s):	Terrestrial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 325. Fibeck, W. & Dare, M. (1993). Terrestrial Orchids in Zimbabwe. Excelsa 16 Page 63. Grosvenor, R.K. (1976). A list of orchids indigenous in Rhodesia. Excelsa 6 Page 83. La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Page 130. La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 91. (Includes a picture). 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 96. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 121. Williamson, G. (1977). The Orchids of South Central Africa J.M. Dent & Sons Ltd., London. Pages 64 - 67. (Includes a picture).

Other sources of information about Habenaria debeerstiana:

Our websites:

Flora of Burundi: Habenaria debeerstiana
Flora of Malawi: Habenaria debeerstiana
Flora of Zambia: Habenaria debeerstiana
Flora of Zimbabwe: Habenaria debeerstiana

External websites:

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