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Hymenanthes, with approximately 225 species, and subgenus Rhododendron, with approx. 400 species, comprise what gardeners typically describe as "Rhododendrons." Two subgenera are generally known to gardeners as "Azaleas", and include many fewer true species: Pentanthera , which comprises the deciduous azaleas, and Tsutsusi , which includes ...
Rhododendron (/ ˌ r oʊ d ə ˈ d ɛ n d r ən /; pl.: rhododendra) is a very large genus of about 1,024 species of woody plants and in the heath family (Ericaceae). They can be either evergreen or deciduous.
Print/export Download as PDF; Printable version; ... Pages in category "Rhododendron" The following 200 pages are in this category, out of approximately 245 total.
Satsuki evergreen azaleas have been hybridized in Japan for at least 500 years. The first Satsuki were probably natural hybrids of Rhododendron indicum and Rhododendron tamurae. In general, they are late-blooming (mid-May and June), with 1 to 5 inch single flowers, although some have hose-in-hose, semi-double and fully double flowers.
Rhododendron maximum is a species of Rhododendron native to the Appalachians of eastern North America, from Alabama north to coastal Nova Scotia. Its common names include great laurel , [ 2 ] great rhododendron , rosebay rhododendron , American rhododendron and big rhododendron .
Rhododendron cumberlandense, the Cumberland rhododendron or Cumberland azalea, is a species of flowering plant in the family Ericaceae. [2] It is native to the southeastern United States. [1] A deciduous shrub with red flowers reaching 6 ft (1.8 m), it is typically found growing on the Cumberland Plateau. [2] [3]
Rhododendron caucasicum, the Caucasian rhododendron or the Georgian snow rose, is a species of flowering plant in the genus Rhododendron native to the Transcaucasus and Anatolia. [2] Its hybrid cultivar 'Christmas Cheer' has gained the Royal Horticultural Society 's Award of Garden Merit .
Rhododendron niveum Hook.f. [ 1 ] It is an evergreen shrub or small tree that grows to 2–6 m (6.6–19.7 ft) in height, with leathery leaves that are oblanceolate to elliptic, 8.5–11 by 3.6–4.6 cm in size.