Notes For Reference:-

Species, Varieties, or Forms in the Genus Melanmpyrum:

Melampyrum laxum var. laxum / Shikokumamakona
Melampyrum laxum var. nikkoense / Miyamamamakona
Melampyrum roseum v. japonicum / Mamakona
Melampyrum roseum var. roseum / Tsushimamamakona
Melampyrum setaceum / Hosobamamakona
　

Melampyrum setaceum / Hosobamamakona ホソバママコナ

Melampyrum setaceum is an annual herb found in sunny grasslands or hill forest edges; slender stems are 25-50cm in height, with narrow leaves in opposite arrangement. The leaves, especially on the upper portions and the leafy bracts beneath the flowers, have long, prickly, serrations on the margins. Flowers, labiate, are dark red-purple. This species is hemiparasitic, like all other species in the genus. Bloom time: August-October..