Habenaria kassneriana Kraenzl.

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Dry dambo in sandy loam soil
Sanbi dambo
Jan 2019
Photo: Nick Wightman

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Synonyms:
Common names:
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Description:	Terrestrial herb 30-45 cm tall growing from ovoid to globose tubers c. 4.5 x 3 cm; stem leafy; leaves 6-8 with lowermost sheath-like, the mid-stem leaves semi-erect or recurved with largest c. 5-8 x 1.5-4.5 cm, ovate or lanceolate; inflorescence 4-10 x 16-17 cm, laxly 2-6-flowered; bracts up to 5.5 cm long; flowers white or cream, spreading, strongly scented at night; pedicel and ovary 5.5-8.5 cm long; dorsal sepal erect, 18-25 x 10-13 mm, elliptic, very convex; lateral sepals deflexed, 20-30 x 10-15 mm, obliquely ovate and rolled lengthwise; petals 2-lobed almost to base; upper lobe 18-27 x 0.5 mm, linear and adnate to dorsal sepal; lower petal lobes curving out and up 40-98 x 1-2 mm, fleshy and horn-like; lip-3-lobed with an undivided basal part c. 2-3 mm long; mid-lobe deflexed 30-45 x 1-2 mm, linear; side lobes diverging, 40-60, linear and slightly narrower than mid-lobe; spur 8.5-14.5 cm long, pendent, much swollen in the apical quarter.
Type location:	DRC
Notes:
Derivation of specific name:	kassneriana: after Theodor Wilhelm Kässner, who collected the type specimen
Habitat:
Altitude range: (metres)
Flowering time:	Jan - Feb
Worldwide distribution:	DRC, Tanzania and Zambia
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Growth form(s):	Terrestrial.
Endemic status:
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Literature:	Geerinck, D. (1984). Orchidaceae (premiere partie) Flore d'Afrique Centrale (Zaire - Rwanda - Burundi) Jardin Botanique National de Belgique, Bruxelles Pages 122 - 123. La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Page 121. 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 57 - 58. as Habenaria kassnerana (Includes a picture).

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Flora of Zambia: Habenaria kassneriana

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