Arisaema amurense

Clade:Tracheophytes

Clade:Angiosperms

Clade:Monocots

Order:Alismatales

Arisaema amurense
Flower
Habit
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Alismatales
Family:	Araceae
Genus:	Arisaema
Species:	A. amurense
Binomial name
Arisaema amurense Maxim.
Synonyms[1]
List Arisaema amurense var. denticulatum Engl. Arisaema amurense var. magnidens N.E.Br. Arisaema amurense var. purpureum Nakai Arisaema amurense f. purpureum (Nakai) Kitag. Arisaema amurense subsp. robustum (Engl.) H.Ohashi & J.Murata Arisaema amurense var. robustum Engl. Arisaema amurense var. serratum Nakai Arisaema amurense f. serratum (Nakai) Kitag. Arisaema amurense var. violaceum Engl. Arisaema amurense f. violaceum (Engl.) Y.S.Kim & S.C.Ko Arisaema komarovii Tzvelev Arisaema robustum (Engl.) Nakai Arisaema robustum f. atropurpureum T.Koyama Arisaema robustum var. purpureum Nakai Arisaema robustum var. sachalinense Miyabe & Kudô Arisaema robustum f. variegatum Y.N.Lee

Arisaema amurense, the tian nan xing, is a species of flowering plant in the family Araceae.^[2][3] It is native to the southern Russian Far East, the Korean Peninsula, and eastern China.^[1] A highly variable perennial reaching 30 cm (12 in), it is found in a variety of forested habitats, typically by streams, at elevations from 50 to 200 m (160 to 660 ft) above sea level.^[2][4] Its tubers are collected in the wild and used in traditional Chinese medicine.^[3]