Notes For Reference:-

Species, Varieties, or Forms in the Genus Hypericum:

Hypericum asahinae / Daisen'otogiri
Hypericum ascyron / Tomoesou
Hypericum erectum / Otogirisou
Hypericum japonica / Himeotogiri
Hypericum laxum / Kokeotogiri
Hypericum oliganthum / Azeotogiri
Hypericum pseudopetiolatum / Sawaotogiri

Hypericum laxum / Kokeotogiri コケオトギリ

Hypericum laxum is a miniature perennial herb found in fallow fields or wetlands. The stem generally grows to 3-10cm in height, with four longitudinally running ridges on the surface, branching at the top. The leaves are oval-shaped, measuring 3-8mm in width and 5-8mm in length, and turn red in autumn. Flowers are yellow, measuring 5-8mm in size, and the bracts are the same shape as the leaves. Bloom time: July-September.