Chiba University Matsudo/Kashiwa Campus Plant Database

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Details of Genus: Conandron Siebold & Zucc. [674]

Genus ja: イワタバコ

Genus en:

# spp.: 1 (from genus_families table) | 1 (from names table)

Pub year: 1843

Accepted: Accepted

Family: Gesneriaceae

Family ja: イワタバコ

Infra familial classification:

Citation:
Data sourceKind of informationNote
Kew Gardens (2017) Plants of the world online (POWO). Accessed on 14 Feb 2026Scientific name & others Show this Data source
邑田・米倉 (2013) 維管束植物分類表Japanese common name Show this Data source

Distribution en: N. Vietnam, E. China, Japan to Taiwan

Description en: Genus of one species of rosette-forming, tuberous-rooted, evergreen perennial from Japan, found on wet, rocky cliffs in mountainous areas. Leaves are elliptic-ovate, coarsely toothed, wrinkled, and fleshy. Tubular flowers, with prominent stamens, are borne in nodding cymes on leafless stems in midsummer. In dry, cool-temperate climates, grow C. ramondoides in shaded, vertical crevices in a rock garden. In areas with cool, wet winters, grow in an alpine house.

Hardiness en: Frost hardy.

Cultivation en:

Propagation en: Surface-sow seed in containers in a cold frame in spring; water seedlings from below by plunging pots to their rims in soft water. Root leaf cuttings in early summer.

Pests en: Red spider mites and aphids may be troublesome under glass.

Description ja:

The essential 1000 genera certification Genus (イワタバコ)

2019 edition

S Level
Family イワタバコ

Comment: Japan

Comment ja: イワタバコ

Type species:

Phylogenetic definition:

Update information: Created: 2007-12-06 12:51; Updated: 2026-02-14 19:38 by hkokubun@mac.com

Family:

SystemAccepted?Botanical nameJapanese nameInfra-familial classification# species
APG4 Accepted Gesneriaceae イワタバコ科 1 Show
PB2 Gesneriaceae イワタバコ科 Show
PB3 Gesneriaceae イワタバコ科 Show