Euonymus hamiltonianus var. sieboldianus




Family Celastraceae
Subamily Celastroideae
Scientific name Euonymus hamiltonianus Wallich var. sieboldianus (Blume) Hara
Synonyms Euonymus hamiltoniana Wallich var. yedoensis (Koehne) Blakelock; Euonymus hamiltonianus Wallich var. yedoensus (Koehne) Blakelock; Euonymus hians Koehne; Euonymus nikoensis Nakai; Euonymus semiexsertus Koehne; Euonymus sieboldianus Blume; Euonymus sieboldianus Blume var. yedoensus (Koehne) Hara; Euonymus vidalii Franchet & Savatier; Euonymus yedoensis Koehne; Euonymus yedoensus Koehne
Common name (Japanese common name) mayumi (マユミ, 真弓 [meaning: bow tree])
(English common name) Hamilton's spindletree
Distribution (Japan) Hokkaido, Honshu, Shikoku, Kyushu
(Other nations) Russia, Korea, China
Habitat Forest, forest edge
Chromosomal number 2n=64
Description Plants 3-5m (max. 15m) tall. Leaves 5-15cm long. Flowers pale green (to pink) 8mm across, flowering in May to June. Fruits red ca. 8-10mm long. Deciduous. Shrub or arbor trees.
Reference Euonymus hamiltonianus Wall. var. sieboldianus (Blume) Kom.
Euonymus hamiltonianus subsp. sieboldiana Hara
Euonymus hamiltonianus Wallich in Roxburgh
SCF Extract Containing Cardiac Glycoside (United States Patent Application 20080200401)



May 2007
at mountane forest edge
May 2007
at mountane forest edge
May 2007
at mountane forest edge



May 2007
at mountane forest edge
May 2007
at mountane forest edge



July 2009
at the Imperial Palace



December 2007
at Tsukuba Botanical Garden
December 2007
at Tsukuba Botanical Garden