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Catalpa ovata G.Don

Chinese catalpa (en), Catalpa jaune (fr)

Species

Angiosperms > Lamiales > Bignoniaceae > Catalpa

Characteristics

Trees ca. 15 m tall; young branches sparsely pubescent. Leaves opposite or nearly so, sometimes whorled; petiole 6-18 cm; leaf blade broadly ovate, ca. 25 X 25 cm, scabrous, sparsely pubescent, or glabrescent, base cordate, margin entire or sinuolate, usually 3-lobed, apex acuminate; lateral veins 4-6 on each side of midrib, palmately 5-7-veined basally. Inflorescences paniculate, terminal; peduncle sparsely pubescent, 12-28 cm. Calyx bilabiate, 6-8 mm. Corolla campanulate, pale yellow, yellow 2-striate and purple spotted at throat, ca. 2.5 X 2 cm. Anthers divergent. Style filiform; stigma 2-lobed. Capsule linear, nodding, 20-30 cm X 5-7 mm. Seeds long ellipsoid, 6-8 X ca. 3 mm, villous at both ends. Fl. May-Jun, fr. Aug-Oct. 2n = 40*.
More
A tree. It loses its leaves during the year. It grows 9-13 m high. It has a spreading crown. The leaves are broadly oval and downy underneath. The flowers are small and dull white with yellow marks. The pods are long and slender. They grow 30 cm long.
With smaller, mainly yellow fls, and with the lvs glabrous beneath and often lobed, rarely escapes in our range.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 4.0 - 8.0
Mature height (meter) 8.5 - 11.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It is native to central China. It grows on slopes between 1,900-2,500 m above sea level. It suits hardiness zones 5-10. In Arboretum Tasmania. In Sichuan and Yunnan.
More
Open country and margins of woods to 2500 metres.
Light 6-9
Soil humidity 4-6
Soil texture 2-5
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 6-8

Usage

The flowers and young pods are eaten. The young shoots are used as a potherb.
Uses afforestation environmental use material medicinal potherb wood
Edible flowers leaves pods
Therapeutic use Abscess (unspecified), Bronchitis (unspecified), Cancer (unspecified), Carbuncle (unspecified), Cornea (unspecified), Emphysema (unspecified), Porrigo (unspecified), Sore (unspecified), Stomachic (unspecified), Struma (unspecified), Swelling (unspecified), Vermifuge (unspecified), Wound (unspecified), Fistula (unspecified), Diuretic (unspecified), Nephrosis (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) 14 - 30
Germination temperacture (C°) 15 - 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -23
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Catalpa ovata flower picture by Domenico Delle Chiaie (cc-by-sa)

Fruit

Catalpa ovata fruit picture by pg1960 (cc-by-sa)
Catalpa ovata fruit picture by pg1960 (cc-by-sa)
Catalpa ovata fruit picture by Sabato Lamberti (cc-by-sa)

Distribution

Catalpa ovata world distribution map, present in Canada, China, Pakistan, and United States of America

Conservation status

Catalpa ovata threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:109171-1
WFO ID wfo-0000781916
COL ID 99H66
BDTFX ID 73283
INPN ID 89326
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Catalpa bungei Catalpa henryi Catalpa himalayaca Catalpa himalayensis Catalpa nana Catalpa kaempferi Catalpa bignonioides var. kaempferi Catalpa ovata var. flavescens Catalpa ovata
WorldFloraDB 2024