Australian Native Plants

  Pterostylis sargentii (Frog Greenhood)


Pterostylis sargentii photo
Pterostylis sargentii

Photograph by Harvey James. Some rights reserved.    (view image details)




FROG GREENHOOD FACTS

distribution map showing range of Pterostylis sargentii in Australia

Map is from The Atlas of Living Australia web site, licensed under Creative Commons Attribution 3.0 Australia License


Common Name
Frog Greenhood

Description
The Frog Greenhood is a green flowered ground orchid from the south west of Western Australia. The flowers are dark green and lighter green with the dorsal sepals and petals fused into a blunt hood; the lateral sepals are pointed downwards. The flower is supposed to have a resemblance to a frog, hence the common name. Flowers are produced in clusters of up to six, on stems up to 20 cm long, with individual flowers about 2 cm long. The plant does not have a rosette of leaves at the base. This orchid grows in small colonies.

Height
20cm

Habitat
heathland, rocky outcrops with shrub cover, open woodland

Distribution
Pterostylis sargentii is found in the south west comer of Western Australia

Classification
Class:Liliopsida
Order:Asparagales
Family:Orchidaceae
Genus:Pterostylis
Species:sargentii
Common Name:Frog Greenhood


Relatives in same Genus
  Pterostylis alpina
  Pterostylis baptistii
  Pterostylis barbata
  Pterostylis coccina
  Pterostylis curta
  Pterostylis melagramma
  Pterostylis nutans
  Pterostylis pyramidalis
  Pterostylis recurva
  Pterostylis sanguinea
  Pterostylis stenochila
  Pterostylis vittata