(First upload on November 24 2008. Last on June 25 2018) [ 日本語 | English ]

Clintonia udensis Trautv. et Mey.

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

Clintonia Raf. (ツバメオモト)
Tsubameomoto (ツバメオモト, 燕万年青), bead lily
Lifeform: short-rhizomatous perennial forb
Distribution: China - Siberia - Korea - Japan (Kinki - Hokkaido) - Sakhalin - Kurile
Habitat: mesic (needle-leaved) forest → wetland (湿原)

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

Flowering stem: 5-6 flowers at 20-30 cm high (40-70 cm high when fruited)
Flower stalk: 1-1.5 cm long when flowering and up to 4 cm when fruited
Root: well-developed many roots
Seed dispersal: animal

Clintonia udensis in Asia

Clintonia1 Clintonia2 Clintonia3
Clintonia4 Clintonia5
[1/2] at Shinsen Bog in Niseko on June 26 2006.[3] in the Dell Forest, Changbai Mountain, Jilin Province, China, on June 12 2017. [4/5] in the Wakasakanai Sand Hill Forest, northern Hokkaido, on May 12 2018.