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(First upload on September 15 2008. Last on March 3 2017) [ 日本語 | English ]

Tradescantia ohiensis Raf. (ムラサキツユクサ)






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

Commelina L. (ツユクサ)

Tradescantia L. (ムラサキツユクサ), spiderwort


T. albiflora Kunth (オオトキワツユクサ)

cv. albo-vittata (シラフオオトキワツユクサ)

T. blossfeldiana Mildbl. (シキンツユクサ)

cv. variegata (フイリシキンツユクサ)

T. flumiensis Vell. (ノハカタカラクサ)

cv. variegata (シロフハカタカラクサ)

T. navicularis Ortega (カサネオウギ)
T. ohiensis Raf. (ムラサキツユクサ)
T. pallida (Rose) D. R. Hunt (ムラサキオオツユクサ)
T. spathacea Sw. (ムラサキオモト)
T. virginiana L. (オオムラサキツユクサ)
T. zebrina Heynh. ex Bosse (シマムラサキツユクサ)
⇒ Often used for the observations of cell divisions

Tradescantia ohiensis in Hokkaido


Murasakitsuyukusa (ムラサキツユクサ, 紫露草), bluejacket (dayflower)
Life form: perennial forb
Distribution: exotic to Japan (native to the New World)
Habitat: bascially urbanized habitats, such as raodside, park and garden, in the case of Japan

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

Flower: 2-2.5 cm in diameter
Sepal: hairless ↔ T. virginiana: hair Chromosome number: 2n = 12 or 24
Synonyms (more):
T. canaliculata Raf., T. foliosa Small, T. incarnata Small, T. ohiensis Raf. var. foliosa (Small) MacRoberts, T. reflexa Raf. (including f. albiflora Slavin et Nieuwl. and f. lesteri Standl.)
索引

ST1 ST2
ST3 ST4
[1] along a roadside at Soen, Sapporo City on June 18 1988. [2-4] a parking lot along a radoside at East Ward in the city of Sapporo on August 30, 2008.

Tradescantia spathacea for gardening


Murasakiomoto (ムラサキオモト, 紫万年青), moses-in-the-boat, oyster plant
Lifeform: evergreen perennial herb
Distribution: Mexico - the West Indies

→ imported to Japan in Edo Era

Use: gardening (groundcover and ornamental foliage plant)
Synonyms:

Rhoeo spathacea (Sw.) Stearn, used when separated from Tradescantia
Rhoeo discolor (L'Hér.) Hance

Cultivars: variegata, nana-variegata, etc.

ST1 ST2 ST3
[1-3] grown in a greenhouse, CAST, HU, on January 24 2017.

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