Article · Wikipedia archive · Last revised Jun 12, 2026

Chrysosplenium tosaense

Chrysosplenium tosaense is a species of flowering plant in the family Saxifragaceae that is endemic to Japan.

Last revised
Jun 12, 2026
Read time
≈ 1 min
Length
232 w
Citations
14
Source
Chrysosplenium tosaense
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Order: Saxifragales
Family: Saxifragaceae
Genus: Chrysosplenium
Species:
C. tosaense
Binomial name
Chrysosplenium tosaense
(Makino) Makino ex Sutô12
Synonyms

Chrysosplenium flagelliferum var. tosaense1

Chrysosplenium tosaense (タチネコノメソウ, Tachinekonomesō) is a species of flowering plant in the family Saxifragaceae that is endemic to Japan.123

Taxonomy

The species was first described, as Chrysosplenium flagelliferum var. tosaense, by Japanese botanist Makino Tomitarō in 1901 (his 1892 mention of Chrysosplenium tosaense is a nomen nudum).124 In 1935, Sutō Chiharu elevated the variety to species rank.2 The specific epithet relates to the type locality, Nanokawa in Kōchi Prefecture (formerly Tosa Province).1

Description

Chrysosplenium tosaense grows to a height of 5–17 centimetres (2.0–6.7 in) and flowers from April to May.1

Distribution

Chrysosplenium tosaense is endemic to Japan, where it occurs from the Kantō region to the Chūgoku region of Honshū, Shikoku, and Kyūshū.23

References

References

  1. Makino, T. (1901). "Observations on the Flora of Japan". The Botanical Magazine. 15: 32. ISSN 0006-808X.
  2. Sutô Tiharu 須藤千春 (1935). 日本産猫自草屬要記(其ー) [Diagnoses breves Chrysospleniorum Japonicarum (I)] (PDF). Journal of Japanese Botany (in Japanese). 11 (6): 391–403 (397 f.). ISSN 0022-2062.
  3. Katō, M. [in Japanese]; Ebihara, A. [in Japanese] (March 2011). 日本の固有植物 [Endemic Plants of Japan] (in Japanese). Tokai University Press. pp. 72, 237, 426. ISBN 978-4-486-01897-1.
  4. Makino, T. (1892). "Notes on Japanese Plants XV". The Botanical Magazine. 6: 52. ISSN 0006-808X.