Hosta capitata




Family Agavaceae (also placed in Liliaceae)
Scientific name Hosta capitata (Koidzumi) Nakai
Synonyms Hosta caerulea (Andrews) Trattinnick var. capitata Koidzumi; Hosta capitata (Koidzumi) Nakai forma albiflora Y. N. Lee; Hosta nakaiana F. Maekawa
Common name (Japanese common name) kanzashi-giboushi (カンザシギボウシ, 簪擬宝珠 [meaning: ornamental hairpin giboushi (giboushi = a traditional metal ornament of bridges)], iya-giboushi (イヤギボウシ, 祖谷擬宝珠 [meaning: Iya Village giboushi])
(English common name) none
Distribution (Japan) Honshu (west of Hyogo Prefecture), Shikoku, Kyushu
(Other nations) Korea
Habitat Mountains
Chromosomal number 2n=60
Description Leaves 15-20cm long, petioles narrow with purple spotted at base. Scapes 40-70cm tall, bracts wide 2cm long. Flowers purple or white (forma albiflora) corollas ca. 4-5cm long, 6 stamens, length of stamen is same as colloras, flowering in June to July. Fruits 2.5-2.7cm long. Perennial plants.
Reference H. nakaiana F. Maekawa 1935 [PDF]
H. capitata (Koidzumi) Nakai 1930, H. capitata f. albiflora Y.N.Lee 1996 [PDF]
Morphometric and Isozyme Analysis of the Genus Hosta (Liliaceae) in Korea



June 2008
at Kochi Prefecture
Makino Botanical Garden
June 2008
at Kochi Prefecture
Makino Botanical Garden
June 2008
at Kochi Prefecture
Makino Botanical Garden



June 2008
at Kochi Prefecture
Makino Botanical Garden
June 2008
at Kochi Prefecture
Makino Botanical Garden