Listera
Encyclopedia
Listera is a genus of orchids
which are known commonly as twayblades, the only member of subtribe Listerinae. Twayblade orchids are native to cooler temperate regions worldwide, including the Arctic
. It produces raceme
inflorescences with flowers in shades of maroon, purple, green or dull pink. The lip of each flower is prominently forked or two-lobed. The genus was named for the English naturalist Martin Lister
.
Orchidaceae
The Orchidaceae, commonly referred to as the orchid family, is a morphologically diverse and widespread family of monocots in the order Asparagales. Along with the Asteraceae, it is one of the two largest families of flowering plants, with between 21,950 and 26,049 currently accepted species,...
which are known commonly as twayblades, the only member of subtribe Listerinae. Twayblade orchids are native to cooler temperate regions worldwide, including the Arctic
Arctic
The Arctic is a region located at the northern-most part of the Earth. The Arctic consists of the Arctic Ocean and parts of Canada, Russia, Greenland, the United States, Norway, Sweden, Finland, and Iceland. The Arctic region consists of a vast, ice-covered ocean, surrounded by treeless permafrost...
. It produces raceme
Raceme
A raceme is a type of inflorescence that is unbranched and indeterminate and bears pedicellate flowers — flowers having short floral stalks called pedicels — along the axis. In botany, axis means a shoot, in this case one bearing the flowers. In a raceme, the oldest flowers are borne...
inflorescences with flowers in shades of maroon, purple, green or dull pink. The lip of each flower is prominently forked or two-lobed. The genus was named for the English naturalist Martin Lister
Martin Lister
Martin Lister FRS was an English naturalist and physician.-Life:Lister was born at Radcliffe, near Buckingham, the son of Sir Martin Lister MP for Brackley in the Long Parliament and his wife Susan Temple daughter of Sir Alexander Temple. Lister was connected to a number of well known individuals...
.
- Listera auriculata - auricled twayblade
- Listera australis - southern twayblade
- Listera borealis - northern twayblade
- Listera caurina - northwestern twayblade
- Listera convallarioides - broad-lipped twayblade
- Listera cordata - heartleaf twayblade
- Listera fugongensis
- Listera nipponica
- Listera ovata - European common twayblade
- Listera smallii - kidneyleaf twayblade