Rhododendron subg. Hymenanthes
subgenus of plants
Rhododendron subg. Hymenanthes is a subgenus of the genus Rhododendron, with a widespread distribution in the temperate Northern Hemisphere. The species are evergreen shrubs and small to medium-sized trees (up to 20 m tall), with medium-sized to large leaves (very large, over 40 cm long, in a few species). The flowers are large, produced in terminal trusses of 5-40 together.
The subgenus includes two sections, Rhododendron sect. Ponticum, divided into 24 subsections and about 140 species, and (since 2005) Rhododendron sect. Pentanthera.
Cultivation
This subgenus includes the majority of the larger evergreen rhododendrons widely grown as ornamental plants. Some species, notably Rhododendron ponticum, have escaped from cultivation and become invasive in some regions such as New Zealand.
Ponticum
Section Ponticum (24 subsections) includes:
R. subsect.
The public source identifies “Rhododendron subg. Hymenanthes” as subgenus of plants. This brief keeps that definition visible, then builds a research path around Rhododendron, subg and Hymenanthes.
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Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Jul 16, 2026. The linked authority identifier is Q4389817. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2005.
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This entry incorporates text from “Rhododendron subg. Hymenanthes” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.