| 词条 | Lagerstroemia speciosa |
| 释义 |
|image = jarul.jpg |image_caption = Flowers on a tree in Kolkata, West Bengal, India |genus = Lagerstroemia |species = speciosa |authority = (L.) Pers. |synonyms = * Adambea glabra Lam.
|synonyms_ref = [1] }} Lagerstroemia speciosa (giant crepe-myrtle, Queen's crepe-myrtle, banabá plant for Philippines, or pride of India[2]) is a species of Lagerstroemia native to tropical southern Asia. EtymologyThe genus Lagerstroemia was first described by Carl Linnaeus. The name Lagerstroemia recognizes Magnus von Lagerstroem, a Swedish naturalist who provided specimens from the East for Linnaeus. GrowthIt is a small to medium-sized tree growing to {{convert|20|m}} tall, with smooth, flaky bark. The leaves are deciduous, oval to elliptic, {{convert|8|-|15|cm|abbr=on}} long and {{convert|3|-|7|cm|abbr=on}} broad, with an acute apex. The flowers are produced in erect panicles {{convert|20|-|40|cm|abbr=on}} long, each flower with six white to purple petals {{convert|2|-|3.5|cm|abbr=on}} long. The flowers in this plant blooms only once in a year at the peak of summer. Cultivation and uses{{refimprove section|date=October 2011}}It is grown in South East Asia, India and the Philippines. It is also widely cultivated as an ornamental plant in tropical and subtropical areas. The leaves of the banabá and other parts are used widely in the Philippines, Taiwan, and Japan as a tea preparation. Banabá herb is one of the 69 herbal plants promoted by the Philippine Department of Health (DOH).[3] In Vietnam the plant's young leaves are consumed as vegetables, and its old leaves and mature fruit are used in traditional medicine for reducing glucose in blood.[4] ChemistryChemical compounds that have been isolated from the extract include corosolic acid, lager-stroemin, flosin B, and reginin A.{{Citation needed|date=October 2011}} In BuddhismIn Theravada Buddhism, this plant is said to have been used as the tree for achieved enlightenment, or Bodhi by the eleventh Lord Buddha ("Paduma - පදුම"), and the twelfth Lord Buddha (Naarada - නාරද). The plant is known as මුරුත (Murutha) in Sinhala and Mahaasona - මහාසොණ in Sanskrit. GalleryReferences1. ^Lagerstroemia speciosa (L.) Pers. — The Plant List {{more footnotes|date=March 2014}}2. ^"Lagerstroemia speciosa (L.) Pers. pride of India." PLANTS Profile, United States Department of Agriculture / Natural Resources Conservation Service. Retrieved 2008-07-15. 3. ^{{cite web |url=http://erdb.denr.gov.ph/publications/rise/r_v14n2.pdf |title=Propagation Management Of Herbal and Medicinal Plants|year=2002|author=Eduardo B. Principe and Aurora S. Jose|series=Research Information Series On Ecosystems| volume=14| issue=2|accessdate=25 January 2013 }} {{dead link|date=June 2016}} 4. ^{{ cite book | first1=Yoshitaka | last1=Tanaka | first2=Nguyen | last2=Van Ke | date=2007 | title=Edible Wild Plants of Vietnam: The Bountiful Garden | publisher=Thailand: Orchid Press | isbn=9745240893 | page=90}}
External links{{Commons category|Lagerstroemia speciosa}}
5 : Lagerstroemia|Flora of tropical Asia|Medicinal plants of Asia|Taxa named by Carl Linnaeus|Taxa named by Christiaan Hendrik Persoon |
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