Herminium

...A small terrestrial orchid (illustration) that grows widely in grasslands. The tuberous root is almost spherical. The Japanese name comes from the fact that the tuberous root resembles a bulbil (propagule). The flower stalk is 20-40 cm tall, with 2-5 leaves that grow alternately near the center. The lower leaves are large, linear lanceolate, and 10-15 cm long. The upper leaves gradually get smaller. In July and August, it produces numerous dense yellow-green flowers. The flowers are small, 2-3 mm in diameter, and inconspicuous. Only the lip petal is relatively large, drooping, about 8 mm long, 3-lobed, with long lateral lobes that have no spur, and a slightly concave base. ...

*Some of the terminology explanations that mention "Herminium" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…草地に広く生育する小型の地生ラン（イラスト）。塊根は類球形。和名は塊根をむかご(珠芽)に見立てたもの。花茎は高さ20～40cm，中央付近に葉を2～5枚，互生する。下部の葉は大きく，線状披針形，長さ10～15cm。上部の葉はしだいに小さくなる。7～8月，黄緑色の花を密に多数つける。花は小さく，径2～3mm，目だたない。唇弁だけが比較的大きく，下垂し，長さ約8mm，3裂して側裂片が長く伸長して距はなく，基部が少しへこむ。…

※「Herminium」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報