Arisaema iyoanum subsp. nakaianum




Family Araceae
Subfamily Aroideae
Tribe Arisaemateae
Scientific name Arisaema iyoanum Makino subsp. nakaianum (Kitagawa & Ohba) H. Ohashi & J. Murata
Synonyms Arisaema akiense Nakai var. nakaianum Kitagawa & Ohba; Arisaema iyoanum Makino var. nakaianum (Kitagawa & Ohba) Kitagawa & Ohba; Arisaema nakaianum (Kitagawa & Ohba) M. Hotta
Common name (Japanese common name) shikoku ten-nanshou (シコクテンナンショウ, 四国天南星 [meaning: Shikoku Arisaema])
(English common name) none
Distribution (Japan) Shikoku (Pacific Ocean side)
(Other nations) none
Habitat Mountane forest
Chromosomal number unknown
Description Plants electing 100-120cm tall. Leaves sigle, 9-15 leaflets each 10-24cm long. Flowers corn cup dark brown 13-23cm, flowering in May. Perennial plants.
Reference Cytology and systematics in JapaneseArisaema (Araceae)
Note Rare species. Endemic to Japan.




April 2008
at Kochi Prefecture
Makino Botanical Garden
April 2008
at Kochi Prefecture
Makino Botanical Garden




April 2008
at Kochi Prefecture
Makino Botanical Garden