Syringa pinnatifolia
{{Short description|Species of plant}}
{{Speciesbox
| image = Syringa pinnatifolia leaves, Brooklyn Botanic Garden, September 2021.jpg
| genus = Syringa
| species = pinnatifolia
| authority = Hemsl.
| synonyms = {{species list |Syringa pinnatifolia var. alashanensis|Ma & S.Q.Zhou}}
}}
Syringa pinnatifolia, the pinnate lilac, is a deciduous shrub in the genus Syringa, in the family Oleaceae. It is native to Western China.{{Cite web |title=Syringa pinnatifolia - Trees and Shrubs Online |url=https://www.treesandshrubsonline.org/articles/syringa/syringa-pinnatifolia/ |access-date=2024-05-16 |website=www.treesandshrubsonline.org}}
Description
Syringa pinnatifolia is an open, upright, deciduous shrub with exfoliating bark, unusually pinnate, dark-green leaves with lance-shaped, dark green leaflets, and panicles of fragrant, lilac- to pink-flushed, white flowers in spring.{{Cite web |title=Syringa pinnatifolia - Trees and Shrubs Online |url=https://www.treesandshrubsonline.org/articles/syringa/syringa-pinnatifolia/ |access-date=2024-05-17 |website=www.treesandshrubsonline.org}} It grows between 8ft to 12ft (2.5-4m) high.{{Cite web |title=Syringa Pinnatifolia (Pinnate Lilac) – Multi-Stem – Garden Plants Online |url=https://www.gardenplantsonline.co.uk/product/syringa-pinnatifolia-pinnate-lilac-multistem/ |access-date=2024-05-17 |language=en-GB}} Leaves are composed of seven, nine, or eleven leaflets, which are dull green, stalkless, pointed, the base rounded or in the case of the terminal leaflets frequently attached to the common stalk by a portion of the blade.{{Cite web |title=Syringa pinnatifolia in Flora of China @ efloras.org |url=http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=210002178 |access-date=2024-05-17 |website=www.efloras.org}}
Flowers are fragrant, pale rose-pink or white flowers in early summer, from May–June. Fruits September to October.{{Cite book |last=Gardiner |first=Jim |url=https://books.google.com/books?id=KcgJVQ68_pcC&dq=syringa+pinnatifolia&pg=PA374 |title=The Timber Press Encyclopedia of Flowering Shrubs |date=2014-11-19 |publisher=Timber Press |isbn=978-1-60469-395-9 |language=en}}
Habitat
Syringa pinnatifolia grows mostly in a temperate biome, surviving at altitudes up to 7–9,000 ft.{{Cite web |title=Syringa pinnatifolia Hemsl. {{!}} Plants of the World Online {{!}} Kew Science |url=http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:611149-1 |access-date=2024-05-17 |website=Plants of the World Online |language=en}}
Medicinal use
Peeled stems of Syringa pinnatifolia have been widely used to treat coronary heart disease for hundreds of years in Inner Mongolia, China.{{Cite journal |last1=Feng |first1=Xiao |last2=Zhang |first2=Ruifei |last3=Li |first3=Junjun |last4=Cao |first4=Yuan |last5=Zhao |first5=Feng |last6=Du |first6=Xiaolang |last7=Gao |first7=Xiaoli |last8=Cao |first8=Lan |last9=Chen |first9=Suyile |last10=Tu |first10=Pengfei |last11=Chai |first11=Xingyun |date=2019-01-01 |title=Syringa pinnatifolia Hemsl. fraction protects against myocardial ischemic injury by targeting the p53-mediated apoptosis pathway |url=https://www.sciencedirect.com/science/article/pii/S0944711318304690 |journal=Phytomedicine |volume=52 |pages=136–146 |doi=10.1016/j.phymed.2018.09.188 |pmid=30599893 |issn=0944-7113}}