Viola iwagawae : {Japanese Name : Yakusima Sumire}
Viola iwagawae
Viola iwagawae Viola iwagawae
Tokyo / April 9, 2011 Cultivation
Section Patellares (Boissier) Nakai
Scientific Name Type species Viola iwagawae Makino
Variety
Form
Synonym
Viola tashiroi Makino subsp. iwagawae (Makino) K.Nakaj.
Viola boissieuana Makino var. iwagawae (Makino) Ohwi
Origin Viola iwagawae : A scientific name originates in a name of a person (Mr. Iwagawa).
Common names
Stalk Form The individual leaves and flowering stalks emerge directly from the rootstock.
Habitat Grows on a rock or moss around the upstream of a river (mountain stream). Rocks which require sprays, such as the basin of a waterfall.
Distribution Japan domestic Distributed over Yakushima, Tokunoshima and Amani-oshima island in Kagoshima Prefecture, Okinawa main island.
Japan overseas
Others
Flower Shape Small size (about 1-1.5cm). A labiate petal is small. There is hair in the side valve base.
Color White flower. A purple article is in the labial palp.
Spur
Season
Stigma
Aromatic
Others
Leaf Shape Carrying out the very small lozenge. It is lanceolate or triangular or heart-shaped triangle, and base is heart-shaped. It has few saw blades.
Color Generally the surface is deep green. The back is somewhat whitish green.
Others
Seed Shape
Color
Others
Characteristics of roots
Endangered Information
Type Specimen Yakushima island in Kagoshima, 1909.9 by T. Makino
Chromosome Number 2n=22 (Yoshioka, H. & R. TANAKA, 1981, Chromosomes of Viola. Shin Kaki)
Reference Information
Others

@(2012/09/10) Latest Update 2023/08/26 [240KB]

to the top of the page