Halesia (Silverbell) occurs as little genus of four or even 5 metal money of deciduous large shrubs or small trees in the family Styracaceae, native to eastern Asia (southeast China) and eastern North America (southern Ontario, Canada south to eastern Texas, United States). It develop to Five-20 m tall (seldom to 39 m), & keep close at hand alternate, elementary ovoid leaves 5-16 cm long & Three-8 cm broad. A flowers are drooping, whiten or even blench pink, produced within open clusters of Two-6 together, both flower One-Three cm yearn. A fruit is an oblong dry drupe 2-4 cm hanker, by owning 2 or even quaternion narrow longitudinal ribs or wings.

;Species Halesia carolina L. - eastern Northward Usa (syn. H. parviflora or H. tetraptera) Halesia diptera Ellis - eastern North America Halesia macgregorii Chun - eastern China Halesia monticola (Rehd.) Sarg. - eastern Northward United states of america (syn. H. carolina volt-ampere. monticola; H. tetraptera volt-ampere. monticola) Halesia parviflora Michx. - eastern Northerly America Halesia tetraptera Ellis - eastern N America

A taxonomy & appellative of the Western mintage is confused & extensively disputed. A number one dispute is across a accurate identity of the specimen forename by Linnaeus as H. carolina; a bit of contend that these are a equivalent when H. parviflora, e.g. [http://plants.usda.gov/cgi_bin/topics.cgi?earl=plant_profile.cgi&symbol=HALES USDA], when others say these are a equivalent when H. tetraptera, e.g. [http://www.plantatlas.usf.edu/synonyms.asp?plantID=3261 Florida Institute for Systematic Botany]. A 2nd dispute is ended whether H. monticola is sufficiently distinct from either a more coinage to merit specific recognition or even non (using its varietal placing based on the above wonder, as well!). Neither wonder has eventually been once and for all answered.

H. diptera is a virtually everthing distinct, readily distinguished from either a more taxa by its 2-winged fruit; the more taxa all own 4-winged fruit.

H. monticola is by far a largest of the genus, sustaining specimens as much as 39 m tall known in the Great Smoky Mountains National Park in North Carolina; the 2nd-largest is H. macgregorii, reaching Two dozen m around China. A others seldom exceed Ten m tall.

Cultivation and uses
Silverbells come popular ornamental plants within prominent gardens, grown for their delicate cernuous flowers in late spring.