Habenaria pilosa Schltr.

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Synonyms: Pseudohemipilia pilosa (Schltr.)
Common names:
Status: Native
Terrestrial herb 9–25 cm tall; tubers up to 2.5 × 1 cm, ovoid or globose, villous.Stem hairy, with 1 basal leaf and usually with 1–2 bract-like stem leaves.Basal leaf appressed to the ground, 1.5–3.5 × 2–4.5 cm, heart-shaped, green with purplish margin, sparsely hairy or glabrous on upper surface, the margin ciliate.Inflorescence 8–11 × 3.5 cm, laxly 6–14(30)-flowered; bracts 5 mm long.Flowers spreading, palegreen.Ovary and pedicel 12–15 mm long.Dorsal sepal erect, 4.5–6.5 × 2.5–4 mm, ovate, convex; lateral sepals spreading, 5.5–7 × 2–3 mm, obliquely semi-ovate.Petals 2-lobed ± to base; posterior lobe erect, 4–6 × 1–1.5 mm, curved linear, sparsely hairy; anterior lobe 6–14 mm long, c. 0.5 mm wide, upcurved, narrowly linear, glabrous.Lip glabrous, 3-lobed almost to base; mid-lobe 6–12 × c. 1.5 mm; side lobes 7.5–14 mm long, upcurved, about half as wide as mid-lobe; spur pendent or slightly incurved, usually swollen towards apex, 9–27 mm long.Anther 2–3 mm high, rounded; canals 0.8–1.5 mm long, upcurved.Stigmatic arms 1–2 mm long, decurved, club-shaped.(Source: JSTOR/FZ)
Type location:
Notes: Habenaria pilosa has the longest spur in the section, usually twice or more longer than the pedicel and ovary.
Derivation of specific name: pilosa: pilose, with long soft hairs
Habitat: Brachystegia woodland
Altitude range: 700 - 1000 m
Flowering time:Mar
Worldwide distribution: DRC, Burundi, Tanzania, Zambia and Zimbabwe.
Zambian distribution (Flora Zambesiaca): N,W,C
Zambian distribution (Provinces): Nw,N,Lk
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Fibeck, W. & Dare, M. (1993). Terrestrial Orchids in Zimbabwe. Excelsa 16 Page 65.

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) Pages 142 - 143.

La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 96.

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 62 - 63. (Includes a picture).

Other sources of information about Habenaria pilosa:

Our websites:

Flora of Malawi: Habenaria pilosa
Flora of Zimbabwe: Habenaria pilosa

External websites:

African Plants: A Photo Guide (Senckenberg): Habenaria pilosa
African Plant Database: Habenaria pilosa
BHL (Biodiversity Heritage Library): Habenaria pilosa
EOL (Encyclopedia of Life): Habenaria pilosa
ePIC (electronic Plant Information Center): Habenaria pilosa
Flora Zambesiaca web site: Habenaria pilosa
GBIF (Global Biodiversity Information Facility): Habenaria pilosa
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Habenaria pilosa
iNaturalist: Habenaria pilosa
IPNI (International Plant Names Index): Habenaria pilosa
JSTOR Plant Science: Habenaria pilosa
Kew Herbarium catalogue: Habenaria pilosa
Kew Monocotyledon checklist: Habenaria pilosa
Mansfeld World Database of Agricultural and Horticultural Crops: Habenaria pilosa
Plants of the World Online: Habenaria pilosa
Tropicos: Habenaria pilosa
Wikipedia: Habenaria pilosa

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-22

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2022). Flora of Zambia: Species information: Habenaria pilosa.
https://www.zambiaflora.com/speciesdata/species.php?species_id=116980, retrieved 8 August 2022

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