Iris laevigata




Family Iridaceae
Subfamily Iridoideae
Tribe Irideae
Scientific name Iris laevigata Fischer ex Turczaninow
Synonyms Iris albopurpurea Baker; Iris maacki Maximovicz; Iris phragmitetorum Handel-Mazzetti
Common name (Japanese common name) kakitsubata (カキツバタ, 杜若 [meaning: dye flower])
(English common name) shallow-flower
Distribution (Japan) Hokkaido, Honshu, Shikoku, Kyushu
(Other nations) Russia, Korea, China
Habitat Swamp
Chromosomal number 2n=32, 36
Description Leaves 30-90cm long, 1-3cm wide. Scapes 40-80cm tall, bracts 5-7cm long. Flowers blue purple (or merely white) outer perianths 5-7cm wide with white line at center, inner perianths electing ca. 6cm long, flowering in May to June. Fruits 4-5.5cm long. Perennial plants.
Reference Iris laevigata Fischer
Iris laevigata Fisch.



May 2007
at Tsukuba Botanical Garden
May 2007
at Tsukuba Botanical Garden
May 2007
at Tsukuba Botanical Garden