Distylium racemosum

Distylium racemosum
Flowers lack petals but have red calyces and maroon stamens.
Botanical illustration
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Saxifragales
Family: Hamamelidaceae
Genus: Distylium
Species:
D. racemosum
Binomial name
Distylium racemosum
Synonyms

Distylium racemosum f. angustifolium (Masam.) H.Ohba

Distylium racemosum, the isu tree, is a species of flowering plant in the family Hamamelidaceae. It is native to subtropical eastern Asia; central and southern Japan, the Ryukyu Islands, South Korea (Jeju Island), southeastern China, Taiwan, Hainan, and northern Vietnam. There are a number of cultivars, including 'Guppy' and the variegated 'Akebono'.