Jasminum mesnyi, the primrose jasmine or Japanese jasmine, is a species of flowering plant in the family Oleaceae, native to Vietnam and southern China (Guizhou, Sichuan, Yunnan).
| Primrose jasmine | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Lamiales |
| Family: | Oleaceae |
| Genus: | Jasminum |
| Species: | J. mesnyi
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| Binomial name | |
| Jasminum mesnyi | |
| Synonyms[1] | |
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Jasminum primulinum Hemsl. ex Baker | |
Jasminum mesnyi has gained the Royal Horticultural Society's Award of Garden Merit.[2][3]
Description
editJasminum mesnyi is a scrambling, evergreen shrub growing to 3 m (10 ft) tall by 1–2 m (3–7 ft) wide, with fragrant yellow flowers in spring and summer (though it may flower all year round in warmer climates). It grows mainly in the subtropical biome and its climbing habits can be arranged to constitute a dense shrub.
It has opposite, glossy, lanceolate leaves , 3–7 cm long, leaf blade broadly ovate or elliptic, sometimes suborbicular, trifoliate, simple at the base of the branchlets, petiole 0.5-1.5 cm; yellow flowers, 3 cm, solitary, on short axillary shoots, rarely terminal; Leafy, obovate or lanceolate bracts, 5-10 mm, surrounded by small foliaceous bracts; 5-6-calyx, narrow lobes; semi-double yellow corolla, with obtuse lobes. Spherical fruit, 8 mm, blackish, fleshy walls.
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Single -
Semi-double
Cultivation
editThe form usually found in cultivation has semi-double flowers.[4] It is not frost-hardy. With suitable support it can be grown as a slender climber, though in confined spaces it will require regular pruning.[4][5][6][7]
Naturalization
editIt is also reportedly naturalized in Mexico, Honduras and parts of the southern United States (Florida, Georgia, Alabama, Louisiana, Texas, Arizona).[1][4][8]
Gallery
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A hedgy shrub -
Rambling on side of road -
Weeping form -
Bunch of flowers -
Hedge -
New leaf growth
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References
edit- ^ a b "Plants of the World Online | Kew Science". Plants of the World Online. Retrieved 2023-05-18.
- ^ "RHS Plant Selector - Jasminum mesnyi". Royal Horticultural Society. Retrieved 25 September 2020.
- ^ "AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 56. Retrieved 14 March 2018.
- ^ a b c "Jasminum mesnyi in Flora of China @ efloras.org". www.efloras.org. Retrieved 2023-05-18.
- ^ RHS A-Z encyclopedia of garden plants. United Kingdom: Dorling Kindersley. 2008. p. 1136. ISBN 978-1405332965.
- ^ Bob Mitchell (March 2011). "St Andrews Botanic Garden plant of the month - Jasminum mesnyi". St Andrews University. Retrieved 20 May 2013.
- ^ Hance, Henry Fletcher. 1882. Journal of Botany, British and Foreign 20(230): 37
- ^ Biota of North America Program
