Lythrum hyssopifolia (hyssop loosestrife, "Komebamisohagi")

Japanese name: コメバミソハギ （米葉禊萩）
Scientific name: Lythrum hyssopifolia

[Overview]
An annual 20–50 cm tall, found in vacant lots and similar places.
The stem has 4 ridges and is slender and hard, with a woody base.
The leaves are simple, densely alternate, linear, 5–30 mm long, and entire.
The flowers are solitary in the leaf axils, about 2.5 mm long, with 4–6 purplish-red petals.
The fruit is an oblong capsule 4 mm long, enclosed by the calyx tube.

[History]
Since it was collected in Nagoya in 1960, it has been recorded in Kanagawa, Mie, Hyogo, Okayama, Kagawa and elsewhere.

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