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(First upload on July 22 2003. Last on September 15 2023) [ 日本語 | English ]

Plantago L. (オオバコ) Section Heptaneuron Ezo-oobako (エゾオオバコ, 蝦夷大葉子), Kamchatkan plantain Lifeform: perennial forb Distribution: Korea - Japan (mostly in Japan Sea side) - Okhotsk - Sakhalin - Kuril Habitat: sand coast (but on Mount Usu) flora on Mount Usu

Chromosome number: 2n = 12 f. glabra (Makino et Honda) Ohwi (ケナシエゾオオバコ), least or no hair on the body

Plantago camtschatica on Mount Usu

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[1] on the northwestern slope of Mount O-Usu in 1983. This species usually establishes sandy coast. However, this individual could grow on Mount Usu. How did this species come to Usu? (Tsuyuzaki 1995) [2] on a moss carpet on the slope on August 2 2001 (by Jon). [3/4] on a paved road along a seacoast near the Muroran Marine Experimental Station of Hokkaido University on September 11 2017. [5] on a waste land in front of Hotel Utaseyu, Odaitou, eastern Hokkaido, on August 29 2020. [6] near a parking lot faced to Narawara in Notsuke Peninsula, eastern Hokkaido, on August 28 2020. [7] at the forecourt of Usujiri Fisheries Station of Hokkaido University, southern Hokkaido, on July 10 2023.