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Shiro TSUYUZAKI
Plant community ecology / Environmental conservation

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

(Update on September 4 2010)

Chinese plantain
Plantago asiatica L. [Plantaginaceae]

oobako (オオバコ, 大葉子)

Lifefrom: perennial forb
Distribution: east Asia (China- Korea - Japan)
Habit: tolerant to trampling (well-established on roadsides, urban parks, etc.)


Plantago L. in Japan

Including exotics

P. asiatica L. (オオバコ)

- var. japonica (Franch. et Savat.) Miyabe f. yezomaritima (Koidz.) Kitam. (テリハオオバコ)
- var. yakusimensis (Masamune) Ohwi (ヤクシマオオバコ)

P. aristata Michx. (アメリカオオバコ)
P. camtschatica Cham. ex Link (エゾオオバコ)

- f. glabra (Makino et Honda) Ohwi (ケナシエゾオオバコ)

P. hakusanensis Koidz. (ハクサンオオバコ)
P. heterophylla Nutt. (ニチナンオオバコ)
P. indica L. (ホソバオオバコ)
P. lanceolata L. (ヘラオオバコ)

- var. mediterranea Pilger (オオヘラオオバコ)

P. major L. (セイヨウオオバコ)

- var. japonica (Franch. et Savat.) Miyabe (トウオオバコ)

P. virginica L. (ツボミオオバコ)


Plantago asiatica in Hokkaido

ST ST ST
[Left] a Plantago asiatica community. (at Toya Lake Experimental Station on August 24 2010) [Center] an individual. [Right] close-up of inflorescence. [C/R] at Chikyu Cape, Muroran City, on August 23 2010.


Plantago asiatica on Mount Usu

ST ST ST
[Left] two plantains. [Center] close-up of leaves that have no hairs. [Right] close-up of capsules. Along a trail to Yu-kun Crater on August 25 2010.


References

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