Russian false yellow lupine
A plant species (Thermopsis lupinoides) native to East Asia, including Japan. The name is usually written in katakana.
I found a colony of Russian false yellow lupine growing near the coast.
Katakana spelling is common for this plant name; usually written in kana.
Kanji spelling; rarely used in practice.
Alternate kanji spelling; rarely used.
Alternate kanji spelling; rarely used.
The name likely derives from 仙台 (Sendai) and 萩 (hagi, bush clover), though the exact origin is uncertain. The katakana spelling is standard for this plant.