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(First upload on June 21 2013. Last on August 1 2021) [ 日本語 | English ]

Anthoxanthum L. (ハルガヤ) A. odoratum Harugaya (ハルガヤ, 春萱, s.l.), sweet vernal grass, holy grass, vanilla grass or buffalo grass Lifeform: perennial turfed grass Distribution: native to the temperate and cool regions in Eurasia Continent Introduced to Hokkaido in early Meiji Era Hokkaido Blue List: A3 Habitat: open spaces, roadsides, croplands, grasslands, etc., in particular, on sandy-loam and acidic soils

Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) Chromosome number: 2n = 10, or 20 Allergy: pollen ssp. odoratum (ハルガヤ), the type Leaf/spicule stalk: hair ssp. alpinum (A. et D. Love) Hultén (ケナシハルガヤ), when established Leaf/spicule stalk: no hair Chromosome number: 2n = 10

Anthoxanthum odoratum in Hokkaido

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ssp. odoratum

1 2 3 4
[1] along Fureai Course in Nopporo Forest Park on July 17 2021. [2/3] on a slope along a paved road between JR Toya Station and Abuta Shrine (虻田神社) on June 6 2013. The locaition is the south foot of Mount Usu (有珠山). [4] in the downtown of Nayoro City, northern Hokkaido, on May 23 2017.
5 6 7
[5] on an open space in front of an restaurant for the defense military of Japan, Teshio Town, on May 20 2016. [6/7] in front of the building of Okadama Airport, Sapporo, on May 15 2019.

spp. alpinum

1 2 3
[1/2] close to AMEDAS weather station in Horokanai Town, northern Hokkaido, on June 25 2018. [3] at the side of Toko Store, East Ward, Sapporo, on May 10 2018.