Japanese name: ノハラムラサキ(野原紫) Scientific name:Myosotis arvensis
[Overview]
An annual or biennial 10–50 cm tall.
The whole plant is covered with many white soft hairs.
The stem branches.
There are basal leaves and stem leaves, both simple and entire.
The stem leaves are alternate and oblong.
The basal leaves and the leaves on the lower part of the stem have petioles.
The basal leaves have withered by the flowering season.
The flowers are borne in scorpioid inflorescences.
The corolla is about 3 mm across, pale blue from the start, and 5-lobed.
The calyx tube is densely covered with hooked hairs whose tips are bent.
The flower stalk is longer than the calyx.
Neither the flowers nor the inflorescence have bracts.
The fruit is a schizocarp (splitting into mericarps) that ripens black and is glossy.
[History]
It was collected in Naruto, Chiba in 1936, and is now naturalized in Hokkaido and Honshu.