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(First upload on September 4 2010. Last on June 29 2024) [ 日本語 | English ]

Plantago L. (オオバコ) Oobako (オオバコ, 大葉子), Chinese plantain Lifeform: weedy perennial forb Distribution: east Asia (China- Korea - Japan) Habitat: well-established on roadsides, urban parks, etc., because of high tolerance to trampling Seed dispersl: animal (ecto-zoochore) Medicine (most plantains) leaves drunk as a decoction → diuresis, stomachic seeds → antitussive Chromosome number: 2n = 12, 24, or 36 (x = 6) Synonyms (discarded varieties):

- f. polystachya (Makino) Nakai - f. ochranthera M. Mizush. var. japonica (Franch. et Savat.) Miyabe f. yezomaritima (Koidz.) Kitam. (テリハオオバコ) var. sphaerocarpa Kitagawa (マルミオオバコ), Mounts Tateyama in Toyama Pref. var. yakusimensis (Masam.) Ohwi (ヤクシマオオバコ), downsized, island-type f. albostriata (Makino) H. Hara (イサワオオバコ) f. amamiana (Yamam.) H. Hara (ケバノオオバコ) f. folioscopa (T. Ito) Honda (ヤグラオオバコ), leaves on the flower stalks f. variegata (Ikeno) Hort. ex H. Hara (フイリオオバコ)

Plantago asiatica in Hokkaido

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[1/2] at Chikyu Cape, Muroran City, on August 23 2010. [3] at a backyard of GSEES, HU, on September 5 2014. many seedlings along the wayside in front of Familymart near GSES on May 24 2024. Records: a Plantago asiatica community at Toya Lake Experimental Station on August 24 2010

Mount Usu

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[4] two plantains. [5] close-up of leaves that have no hairs. [6] close-up of capsules. Along a trail to Yu-kun Crater on August 25 2010. ⇒ flora on Mount Usu

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f. folioscopa (ヤグラオオバコ)

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[1/3] close to AMEDAS weather station in Horokanai Town, northern Hokkaido, on June 29 2018.