FZ.34. Polystachya Hook.

DENDROBIANTHE Mytnik & Szlach.

EPIPHORELLA Mytnik & Szlach.


Mytnik-Ejsmont, J. (2011) A Monograph of the Subtribe Polystachyinae Schltr. (Orchidaceae) University of Gdansk, Poland, ISBN 978 83 7531 174 4

Description of the genus

Epiphytic, occasionally lithophytic or terrestrial, herbs with sympodial growth. Pseudobulbs usually present. Leaves linear to elliptic or oblanceolate, of various textures. Inflorescence a raceme or panicle, arising from the apex of the pseudobulb. Flowers usually not resupinate, usually scented. Lateral sepals fused to the column-foot to form a mentum. Lip usually 3-lobed, less often entire, glabrous or pubescent, often recurved, fleshy. Pollinia 2.

Worldwide: 150 species in tropical and warm areas

Malawi: 33 taxa.

Polystachya johnstonii var. johnstonii

Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesFZ divisionsContent
adansoniae Rchb. f.N,SDescription, Image
albescens Ridl. subsp. imbricata (Rolfe) Summerh.N,SDescription, Image
brassii Summerh. N,C,S
calluniflora Kraenzl. var. hologlossa P.J. Cribb & la CroixN
campyloglossa RolfeSDescription, Image
concreta (Jacq.) Garay & H.R. SweetN,SDescription, Image
cultriformis (Thouars) Spreng.N,SDescription, Image
dendrobiiflora Rchb. f.N,C,SDescription, Image
fusiformis (Thouars) Lindl.N,C,SDescription, Image
goetzeana Kraenzl.[NrEnd]N
greatrexii Summerh.SDescription, Image
heckmanniana Kraenzl.N,S
holmesiana P.J. Cribb[NrEnd]NDescription, Image
johnstonii Rolfe var. johnstonii [End]SDescription, Image
johnstonii Rolfe var. roseopurpurea la Croix & P.J. Cribb[End]SDescription
kaluluensis P.J. Cribb & la Croix[End]S
lawrenceana Kraenzl.[End]S
lindblomii Schltr.N,SDescription
mafingensis P.J.Cribb [NrEnd]NDescription, Image
magnibracteata P.J. CribbN,S
malilaensis Schltr.N,CDescription
minima Rendle[End]S
modesta Rchb. f.SDescription, Image
mzuzuensis P.J. Cribb & la Croix[End]N
purpureobracteata P.J. Cribb & la Croix[End]S
simplex RendleN,SDescription, Image
songaniensis G. Will.[NrEnd]SDescription, Image
stuhlmannii Kraenzl.SDescription
suaveolens RendleN,S
transvaalensis Schltr.N,C,SDescription, Image
vaginata Summerh.N,C,SDescription, Image
villosa Rolfe N,C,S
zambesiaca RolfeC,SDescription, Image

Other sources of information about Polystachya:

Our websites:

Flora of Caprivi: cultivated Polystachya
Flora of Mozambique: Polystachya
Flora of Zambia: Polystachya
Flora of Zimbabwe: Polystachya

External websites:

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

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: Genus page: Polystachya.
https://www.malawiflora.com/speciesdata/genus.php?genus_id=434, retrieved 23 April 2024

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