Luisia

Luisia
Illustration of Luisia psyche from Curtis's Botanical Magazine
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Epidendroideae
Tribe: Vandeae
Subtribe: Aeridinae
Genus: Luisia
Gaudich.
Type species
Luisia teretifolia
Gaudich.
Synonyms

Luisia, commonly known as velvet orchids or 钗子股属 (chai zi gu shu), is a genus of epiphytic or lithophytic orchids in family Orchidaceae. Plants in this genus have flattened roots, long leafy stems, narrow, thick, leathery leaves and short-lived flowers that open sporadically. There are about forty species found from tropical and subtropical Asia to the Western Pacific.