Large-flowered motherwort is a Northeast Asian relative of common motherwort, with bigger pale pink flowers whose upper lip is covered in white hairs. It's native to Japan, Korea, northern China and the Russian Far East, and doesn't grow wild in the United States.

Appearance

Appearance
An upright perennial 20–40 in (50–100 cm) tall, with square, hairy stems and egg-shaped leaves in opposite pairs that get smaller toward the top.
Flowers
Whorls of two-lipped, reddish-purple to pale pink flowers 1–1.2 in (2.5–3 cm) long sit in the upper leaf axils. The upper lip is covered in white hairs.
Flowering time
Late summer to early fall (August–October in Japan).

Where it lives

Typical habitats
  • mountain meadows
  • forest edges
Range
Japan, the Korean Peninsula, northern and northeastern China, and Russia's Primorye region. It isn't found in the wild in the United States.

Conservation

Conservation
In Japan it's listed as Vulnerable on the national Red List.

Culture and stories

Culture and stories
  • Its species name, macranthus, means "large-flowered."

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Large-flowered Motherwort (Leonurus macranthus) — identification, habitat & look-alikes | Moeyo