Rhododendron subsect. Brachycalyx

Rhododendron subsection Brachycalyx is a subsection of the genus Rhododendron, in section Tsutsusi, subgenus Azaleastrum, consisting of fifteen species of Azaleas from Asia.

Rhododendron subsect. Brachycalyx
Rhododendron farrerae
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. Brachycalyx Sweet
Type species
Rhododendron farrerae Sweet[1]
Species
See text

Description

Leaves deciduous, pseudoverticillate, rhombic, crowded at the shoot apex and monomorphic, hairs usually confined to axils.

Taxonomy

The section Brachcalyx was first proposed by JC Tate[2] based on the Chinese Rhododendron farrerae, and described by Robert Sweet in 1831, in The British Flower Garden.[1][3]

Species;[4][5]

• Rhododendron amagianum
• Rhododendron decandrum
• Rhododendron dilatatum
• Rhododendron farrerae
• Rhododendron hidakanum
• Rhododendron kiyosumense
• Rhododendron lagopus
• Rhododendron mariesii
• Rhododendron mayebarae
• Rhododendron nudipes
• Rhododendron reticulatum
• Rhododendron sanctum
• Rhododendron tashiroi
• Rhododendron viscistylum
• Rhododendron wadanum
• Rhododendron weyrichii

References

1. Sweet R. The British Flower Garden. Ser. 2, 1: 95 Ridgway, London (1831)
2. James Charles Tate, Nurseryman at Sloane Square, founder of the Nursery and Botanic Garden and importer of Rhododendrons. British History Online: Farm Gardening and Market Gardening
3. 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.
4. "Genus Rhododendron Taxonomic Tree". American Rhododendron Society. Retrieved 18 June 2014.
5. A. Kron and E. A. Powell. MOLECULAR SYSTEMATICS OF RHODODENDRON SUBGENUS TSUTSUSI (RHODOREAE, ERICOIDEAE, ERICACEAE) Edinburgh Journal of Botany Volume 66 Issue 1 March 2009, pp 81-95

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.
• 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 (2009). "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.
• 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.

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.