Phaius occidentalis Schltr.

All images: Click on each image to see a larger version and details of the record View selected images

Phaius occidentalis

Habit
Perennially wet dambo growing in peaty/black dambo soils
Chakwenga Headwaters and Nyabutaye Peat Bog
Ocvt 2019
Photo: Nick Wightman

Phaius occidentalis

Habit
Perennially wet dambo growing in peaty/black dambo soils
Chakwenga Headwaters and Nyabutaye Peat Bog
Ocvt 2019
Photo: Nick Wightman

Phaius occidentalis

Inflorescence
Perennially wet dambo growing in peaty/black dambo soils
Chakwenga Headwaters and Nyabutaye Peat Bog
Ocvt 2019
Photo: Nick Wightman

Phaius occidentalis

Inflorescence
Perennially wet dambo growing in peaty/black dambo soils
Chakwenga Headwaters and Nyabutaye Peat Bog
Ocvt 2019
Photo: Nick Wightman

Phaius occidentalis

Inflorescence
Perennially wet dambo growing in peaty/black dambo soils
Chakwenga Headwaters and Nyabutaye Peat Bog
Ocvt 2019
Photo: Nick Wightman

Phaius occidentalis

Seedpods
Perennial wet dambo grassland
Chakwenga Headwaters and Nyabutaye Peat Bog
Dec 2019
Photo: Nick Wightman

Specimen citations: Display citations Detailed records: Display species records QDS maps by: Google Maps Point records by Google Maps

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

Synonyms:
Common names:
Frequency: Locally common
Status: Native
Description:
Glabrous terrestrial herb 50-70 cm tall growing from fleshy pseudobulb-like structure c. 2-3 mm in diameter; leaves 5-6 ± rosulate in a tuft, c. 16 x 5 cm long, elliptic-lanceolate to obovate, plicate, petiole up to 5.5 cm long; inflorescence densely 5-6 flowered; flowers erect, white, the lip spotted with brownish-pink at base, the disk yellow; bracts 25-30 mm long; ovary and pedicel 13 mm long; dorsal sepal lanceolate, obtuse, hooded at apex, 25-30 x 6-10 mm, lateral sepals obliquely elliptic-lanceolate, 28-30 x 6.5-8 mm; petals c. 27 x 7 mm, lanceolate, acute, keeled; lip up to 28 x 16 mm, 3-lobed with a blunt, sac-like spur c. 3 mm long; mid-lobe up to 10 mm long with 3 raised hairy keels running from near apex to base of lip; side lobes rounded.
Type location:
Angola
Notes:
Derivation of specific name: occidentalis: western or westerly.
Habitat: Seasonally to perennially wet, swampy grasslands and dambos.
Altitude range: 1150 - 1500 m
Flowering time:Oct - Nov
Worldwide distribution: Angola through Zambia and DRC to Uganda and Tanzania south through Malawi to 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
Content last updated: Wednesday 12 February 2020
Literature:

Fibeck, W. & Dare, M. (1993). Terrestrial Orchids in Zimbabwe. Excelsa 16 Page 68.

Grosvenor, R.K. (1976). A list of orchids indigenous in Rhodesia. Excelsa 6 Page 84.

La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Pages 274 - 275. (Includes a picture).

La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 174.

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 97.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 123.

Williamson, G. (1977). The Orchids of South Central Africa J.M. Dent & Sons Ltd., London. Pages 132 - 133. (Includes a picture).

Other sources of information about Phaius occidentalis:

Our websites:

Flora of Malawi: Phaius occidentalis
Flora of Zimbabwe: Phaius occidentalis

External websites:

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


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-24

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2024). Flora of Zambia: Species information: Phaius occidentalis.
https://www.zambiaflora.com/speciesdata/species.php?species_id=118030, retrieved 29 March 2024

Site software last modified: 10 May 2018 10:51pm
Terms of use