Rhododendron subsect. Tsutsusi
Rhododendron subsection Tsutsusi is a subsection of the genus Rhododendron, in section Tsutsusi, subgenus Azaleastrum, consisting of 66 species of Azaleas.
| Rhododendron subsect. Tsutsusi | |
|---|---|
| Rhododendron indicum | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Ericales |
| Family: | Ericaceae |
| Genus: | Rhododendron |
| Subgenus: | Rhododendron subg. Azaleastrum |
| Section: | Rhododendron sect. Tsutsusi |
| Subsection: | Rhododendron subsect. Tsutsusi Sweet |
| Type species | |
| Rhododendron indicum | |
| Species | |
|
See text | |
Description
Leaves generally deciduous but some apical leaves over winter and are dimorphic, young twigs with flattened multicellular hairs that are widely distributed.[2]
Taxonomy
For etymology, see section Tsutsusi.
Species
Selected species include;[2][3]
| Image | Name | Distribution |
|---|---|---|
| Rhododendron breviperulatum Hayata 1913 | Taiwan | |
| Rhododendron eriocarpum (Hayata) Nakai 1922 | Japan (Kyushu) to Nansei-shoto (Uotsuri-Jima) | |
| Rhododendron indicum (L.) Sweet 1830 | Japan (W. & Central Honshu, Kyushu) | |
| Rhododendron kaempferi Planch. 1853 | Japan | |
| Rhododendron kiusianum Makino 1914 | Japan (Kyushu) | |
| Rhododendron mucronatum (Blume) G.Don 1834 | Japan | |
| Rhododendron nakaharae Hayata 1908 | northern Taiwan | |
| Rhododendron oldhamii Maxim. 1871 | Taiwan | |
| Rhododendron rubropilosum Hayata 1911 | Central Taiwan | |
| Rhododendron scabrum G.Don 1834 | Nansei-shoto | |
| Rhododendron serpyllifolium (A.Gray) Miq. 1866 | Japan(Honshu, Kyushu, and Shikoku,) | |
| Rhododendron simsii Planch. 1853 | China, Laos, Myanmar, Nansei-shoto, Taiwan, Thailand, Tibet, Vietnam | |
| Rhododendron stenopetalum (R.Hogg) Mabb. 1990 | Japan | |
| Rhododendron subsessile Rendle 1896 | Philippines. | |
| Rhododendron tosaense Makino 1892 | Japan (SW. Honshu, S. Shikoku, E. Kyushu) | |
| Rhododendron tschonoskii Maxim. 1870 | Japan, Kuril Is., Sakhalin | |
| Rhododendron tsusiophyllum Sugim. 1956 | Japan | |
| Rhododendron yedoense Maxim. ex Regel 1886 | China (Yunnan) to N. Myanmar, Korea, S. Japan | |
References
- Sweet R. The British Flower Garden. Ser. 2, 1: 95 Ridgway, London (1831)
- Kron, A.; Powell, E. A. (2009). "Molecular Systematics of Rhododendron Subgenus Tsutsusi (Rhodoreae, Ericoideae, Ericaceae)". Edinburgh Journal of Botany. 66 (1): 81–95. doi:10.1017/s0960428609005071.
- "Genus Rhododendron Taxonomic Tree". American Rhododendron Society. Retrieved 18 June 2014.
Bibliography
- Loretta Goetsch, Andrew Eckert and Benjamin Hall. Classification of genus Rhododendron. 2005 Annual ARS Convention
- Chamberlain, DF; Hyam R; Argent G; Fairweather G; Walter KS (1996). The genus Rhododendron: its classification and synonymy. Royal Botanic gardens Edinburgh. ISBN 1-872291-66-X. Archived from the original on July 14, 2014. Retrieved July 3, 2014.
- Goetsch, Loretta A.; Eckert, Andrew J.; Hall, Benjamin D. (July–September 2005). "The molecular systematics of Rhododendron (Ericaceae): a phylogeny based upon RPB2 gene sequences". Systematic Botany. 30 (3): 616–626. doi:10.1600/0363644054782170. S2CID 51949019.
- Pojarkova AI, in Schischkin & Bobrov, Flora URSS. 18: 55. 1952.
- Powell, Kron; Ann, E.; Kathleen, A. "Molecular systematics of Rhododendron subgenus Tsutsusi (Rhodoreae, Ericoideae, Ericaceae)". Botany. 2004: 147.
- Chamberlain, DF (1990). "A revision of Rhododendron. IV Subgenus Tsutsusi". Edinburgh Journal of Botany. 47 (2): 89–200. doi:10.1017/S096042860000319X.
- Craven, L.A.; Goetsch, L.A.; Hall, B.D.; Brown, G.K. (2008). "Classification of the Vireya group of Rhododendron (Ericaceae)". Blumea - Biodiversity, Evolution and Biogeography of Plants. 53 (2): 435–442. doi:10.3767/000651908X608070.
- Yue-Jiao, ZHANG; Xiao-Feng, JIN; Bing-Yang, DING; Jing-Ping, ZHU (2009). "Pollen morphology of Rhododendron subgen. Tsutsusi and its systematic implications". Journal of Systematics and Evolution. 47 (2): 123–138. doi:10.1111/j.1759-6831.2009.00011.x. S2CID 86594487.
- Xiao-Feng, Jin; Bing-Yang, Ding; Yue-Jiao, Zhang; De-Yuan, Hong (2010). "A Taxonomic Revision Of Rhododendron subg. Tsutsusi sect. Brachycalyx (Ericaceae)". Annals of the Missouri Botanical Garden. 97 (2): 163–190. doi:10.3417/2007139. S2CID 86507576.
External links
- Flora of China
- Flora Republica Popularis Sinicae
- Tropicos, see also Section Tsutsusi
- "Genus Rhododendron Taxonomic Tree". American Rhododendron Society. Retrieved 18 June 2014.
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