(First upload on June 18 2009. Last on May 19 2019) [ 日本語 | English ]

Capsella bursa-pastoris (L.) Medik.

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

Capsella Medik. (ナズナ)
One species (Capsella bursa-pastoris) is distributed between Japan and China
Nazuna/penpengusa (ナズナ, 薺 / ペンペングサ), shepherd's-purse
Lifeform: weedy annual (biennial)
Distribution: common in the temperate Northern Hemisphere, and probably archaeophyte (= prehistoric exotic) to Japan
Habitat: ruderal (sunny and dry grassland)

Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト)

HUSTEP: Plants and Plant communities in Japan (flora list)

The seven spring herbs (Haru-no-nanakusa 春の七草)
Oenanthe javanica (seri, セリ)
Capsella bursa-pastoris (nazuna, ナズナ)
Gnaphalium affine (gogyo, ゴギョウ)
Stellaria neglecta (hakobe, ハコベ)
Brassica rapa (suzuna スズナ)
Raphanus sativus (suzushiro スズシロ)
Lapsana apogonoides (hotokenoza ホトケノザ)

⇒ The seven autumn herbs (Aki-no-nanakusa 秋の七草)

Capsella bursa-pastoris in Asia


[1-3] Rosettes showing diverse shapes. [1] a shoot developing a conspicuous rosette along a roadside at N14/W3, North Ward, Sapporo, on May 11 2010. Cardamine hirsuta was also observed on the raodside. [2] on an parking lot, N26/W2, North Ward, Sapporo, on May 19 2011. [3] along a road near a church at N26/E1, East Ward, Sapporo, on April 28 2014.

ST8 ST9 ST10
[4] a grassland dominated by Shepherd's-purse at N26/E2, Sapporo, on May 16 2015. [5] date and location, same with #2. [6] in the campus of Sichuan University (四川大学), Chengdu City, Sichuan Province, China, on March 30 2012. [7] at a parking lot for Upper Sarobetsu Visitor Center on May 23 2013. [8/9] on an open space, N15/W4, North Ward, Sapporo, on May 18 2016. [10] a large shoot along a paved road in N23/E3, East Ward, Sapporo, on May 4 2019. Records: in the front of GSEES, Hokkaido University, on May 2 2009. along a paved road in N18/W2, North Ward, Sapporo, on May 12 2020. along a road beside the Hokkaido University Hospital Post Office on May 11 2022.