A species of beardtongue
Penstemon frutescens Lambert [Scrophulariaceae]
Tarumaesou (タルマエソウ, 樽前草): The origin of name comes from Mount Tarumae where this species was firstly recorded.
Lifeform: clonal, deciduous forb
Distribution: Japan (Tohoku-Hokkaido districts)
Habitat: subalpine-alpine
Common on volcanoes (火山) in northern Japan
Forma: - f. albiflorus Hayashi (Shirobanaiwabukuro, シロバナイワブクロ)
Synonyms
Pennellianthus frutescens (Lamb.) Crosswh. et Kawano
Penstemon Mitch.
Taxonomy: Plantaginaceae (s.l.) by AGP
Lifeform: perennial forb - shrub
Distribution: east Asia - north America
One species is distributed in Japan
Penstemon frutescens on Mount Koma
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2
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4
[1] at flats with ca 900 m a.s.l. (local place name Umanose) on July 15 2000. [2] on the summit area of Mount Koma on July 12 2006. [3-5] on the summit area of Mount Koma on July 21 2011.
References
Penstemon Website. Home of the Beardtongue
Penstemon Schmidel (Beard-tongue)
- Titus, J.H. & Tsuyuzaki, S. 2002. Arbuscular mycorrhizal distribution in relation to microsites on recent volcanic substrates of Mt. Koma, Hokkaido, Japan. Mycorrhiza 12: 271-275