Stachys baicalensis var. hispidula

Family	Lamiaceae (alt. Labiatae)
Subfamily	Lamioideae
Scientific name	Stachys baicalensis Fischer ex Bentham var. hispidula (Regel) Nakai
Synonyms	Stachys aspera Michaux var. hispidula (Regel) Vorosch; Stachys baicalensis Fischer ex Bentham forma intermedia Kudô; Stachys japonica Miquel var. intermedia (Kudô) Ohwi; Stachys palustris L. var. hispidula Regel; Stachys riederi Chamisso var. hispidula (Regel) H. Hara; Stachys riederi Chamisso var. hispidula (Regel) H. Hara forma leucantha Hiyama; Stachys riederi Chamisso var. intermedia (Kudô) Kitamura
Common name	(Japanese common name) inu-goma (イヌゴマ, 犬胡麻 [meaning: false sesame])
	(English common name) none
Distribution	(Japan) Hokkaido, Honshu, Shikoku, Kyushu
	(Other nations) Russia, Korea, China
Habitat	Swamp
Chromosomal number	unknown
Description	Plants electing 40-70cm tall. Leaves 4-8cm long, 1-2.5cm wide, upper leaves non petiole, lower leaves short petioles. Flowers calyx 6-8mm long, pink or white (forma leucantha) corollas 12-15mm long, flowering in July to August. Fruits 1.7mm long. Perennial plants.
Reference	Stachys baicalensis var. hispidula (Regel) Nakai
	Stachys riederi var. hispidula
Note	Stachys aspera Michaux var. japonica (Miquel) Maximovicz (syn. Stachys baicalensis Fischer ex Bentham var. japonica (Miquel) Komarov; Stachys japonica Miquel) is a similar species which has no hair and occurs in Kyushuu and Okinawa. Also Stachys aspera Michaux (syn. Stachys baicalensis Fischer ex Bentham var. baicalensis; Stachys riederi Chamisso var. hispida (Ledebour) H. Hara; Stachys riederi Chamisso var. villosa (Kudô) Kitamura; Stachys riederi Chamisso var. riederi; Stachys japonica Miquel var. villosa (Kudô) Ohwi) is a similar species which has strong hair and occurs in Hokkaido.

August 2006 at Sugadaira Swamp	August 2008 at lowland swamp	August 2006 at Sugadaira Swamp

August 2006 at Sugadaira Swamp	August 2008 at lowland swamp