Deutzia monbeigii
{{Short description|Species of plant}}
{{Speciesbox
| image = 維西溲疏 Deutzia monbeigii -英格蘭 Wisley Gardens, England- (9237450039).jpg
| genus = Deutzia
| species = monbeigii
| authority = W.W.Sm.
}}
Deutzia monbeigii, the Monbeig's deutzia ({{zh|s=维西溲疏}}), is a species of flowering plant in the family Hydrangeaceae that is native to Southwest China.{{Cite web|title=Deutzia monbeigii {{!}} Monbeig's deutzia/RHS Gardening|url=http://www.rhs.org.uk/Plants/5666/Deutzia-monbeigii/Details|access-date=2020-12-02|website=www.rhs.org.uk|language=en-gb}}{{Cite web|title=RightPlants|url=https://www.rightplants4me.co.uk/plant/5361/Deutzia%20monbeigii|access-date=2020-12-02|website=www.rightplants4me.co.uk}}
This plant, originally from the northwest of Yunnan, China, was introduced by George Forrest in 1920. He initially collected it in November 1917, and then again in July 1921.{{Cite web|title=Deutzia monbeigii|url=https://www.botanicaplantnursery.co.uk/deutzia-monbeigii-4549-p.html|access-date=2020-12-02|website=botanicaplantnursery.co.uk}}{{Cite web|title=Deutzia monbeigii - Trees and Shrubs Online|url=https://treesandshrubsonline.org/articles/deutzia/deutzia-monbeigii/|access-date=2020-12-02|website=treesandshrubsonline.org}}
Growing to {{convert|1.2|m|ft|abbr=on}}, it has ovate, pointed, toothed leaves, and bright pink or white, star-shaped flowers in early to midsummer. In cultivation in the UK it has gained the Royal Horticultural Society's Award of Garden Merit. It should be grown in moist but well-drained soil under full sunlight or partial shade. It can be propagated using softwood cuttings during summer.