Rhododendron species in Sikkim

R. anthopogon

R. anthopogon ssp. hypenanthum

R. arboreum ssp. cinnamomeum

R. arboreum ssp. cinnamomeum var. album

R. arboreum ssp. delavayi

R. arboreum ssp. nilagiricum

R. arboreum var. roseum

R. argipeplum / R. smithii

R.baileyi

R. barbatum

R. camelliiflorum

R. campanulatum ssp. aeruginosum

R. campanulatum

R. campylocarpum

R. ciliatum

R. cinnabarinum var. aestivale

R. cinnabarinum var. breviforme

R. cinnabarinum ssp. cinnabarinum

R. ssp. cinnabarinum var. roylei

R. dalhousieae

R. x decipiens

R. x decipiens

R. edgeworthii

R. falconeri ssp. falconeri

R. fulgens

R. glaucophyllum

R. grande

R. griffithianum

R. hodgsonii

R. keysii

R. lanatum

R. lepidotum var. obulatum

R. lepidotum

R. leptocarpum

R. lindleyi

R. maddenii

R. mekongense

R. nivale ssp. nivale

R. niveum

R. pendulum

R. pogonanthum nova #3

R. pumilum

R. setosum

R. x sikkimense

R. thomsonii

R. triflorum var. triflorum

R. vaccinioides

R. virgatum

R. wallichii

R. wallichii f. heftii

R. wightii

R. xanthostephanum

	
Rhododendronarter fundet i Sikkim

Ca. 38-45 arter, 3 naturhybrider og underarter  excl.. varianter og synonome (nn). Darjiling 21 species

R. anthopogon ssp. anthopogon (haemonium), Tshoka-Dzongri, Thangu - Muguthang
R. anthopogon ssp. anthopogon  var. album
R. anthopogon ssp. hypenanthum (tvivlsom)
R. arboreum ssp. arboreum var. campbellii, Sachen-Tshoka, Lachen - Lachung
R. arboreum ssp. cinnamomeum var. roseum
R. arboreum ssp. nilagiricum
R. argipeplum (smithii)
R. baileyi (thyodocum)
R. barbatum, Sachen-Tshoka-Dzongri, Yumthang Valley
        f. lauciferum/laucifolium (bl gr n sm bladet form af R. barbatum)
R. camelliiflorum (cooperi) Bombang Valley Lachung
R. campanulatum ssp. aeruginosum, Thangu - Muguthang
R. campanulatum ssp. campanulatum (West, Singalila ridge) Tshoka-Dzongri
R. campylocarpum, Tshoka-Dzongri, Thangu - Muguthang, Yumthang Valley
   var. album
R. cephalanthum Delei Valey JARS: 73(4);179-180. 2019
R. ciliatum, Yumthang & Dombang Valley 
R. cinnabarinum ssp. cinnabarinum var. aestivale
R. cinnabarinum ssp. cinnabarinum var. blandfordiiflorum, Thangu - Muguthang
R. cinnabarinum ssp. cinnabarinum var. roylei, Thangu - Muguthang
R. cinnabarinum ssp. cinnabarinum var. pallindrum*
R. cinnabarinum ssp. cinnabarinum var. purpurellum
R. dalhousiae ssp. dalhousiae., Pelling to Gangtok
R. dalhousiae ssp. dalhousiae var. tashii
R. edgeworthii
R. x decipiens (falconeri x hodgsonii), Yumthang Valley
R. falconeri ssp. falconeri, Sachen-Tshoka-Dzongri, Yumthang Valley   
R. fulgens, Yumthang Valley
R. glaucophyllum ssp. glaucophyllum (glaucum), Thangu - Muguthang, Yumthang Valley
R. grande (argenteum), Sachen-Tshoka
R. grande var. singalense, Darjiling
R. griffithianum (auklandii), Sachen-Tshoka
R. hodgsonii, Tshoka-Dzongri, Yumthang Valley
R. hodgsonii aff., Yumthang Valley
R. keysii   
R. lanatum, Jongri Chola
R. lepidotum (elangnoides, obovatum, salignum), Lachoong & Yumthang & Bombang Valley
R. leptocarpum (micromeres) sj.
R. lindleyi
R. machukae, new 2021
R. maddenii ssp. maddenii (brachysiphon, polyandrum), Gangtok-Lachen 
R. mekongense var. mekongense (R. trichocladum ?),  N. Sikkim 
R. nivale ssp. nivale
R. niveum, Yumthang @ Bombang Valley
R. pangeanum,  new 2021
R. pendulum, Yumthang Valley
R. pumilum, Zemu & Thlonok river   
R. pseudomaddenii,  new 2021  
R. setosum, Thangu - Muguthang, Yumthang Valley
R. shingbae*
R. x? sikkimense (arboreum x thomsonii)  sj, Yumthang Valley
R. thomsonii, Tshoka-Dzongri, Yumthang Valley
R. x candelabrium (incl. R. thomsonii hvidgul) (thomsonii x campylocarpum)
R. titapuriens. new 2021
R. triflorum ssp. triflorum, Gangtok-Lachen, Lachen - Lachung 
R. vaccinioides, Lachen - Lachung, Yumthang Valley
R. virgatum ssp. virgatum                      
R. wallichii (incl. heftii) (East, Yumthang), Thangu - Muguthang, Yumthang Valley
R. wightii, Tshoka-Dzongri, Thangu - Muguthang, Yumthang Valley



MVH

*=mangler foto (photographs desired)

Tvivlsomme:
R. anthopogon ssp. hypenanthum (tvivlsom)
R. formosom (tvivlsom), Silhet
R. lowndessii ??
R. papillatum*(tvivlsom)
R. xanthostephanum (tvivlsom)

R. barbatum x thomsonii
R. wightii x hodgsonii




Kilder:

 Kristian Theqvist gallery 2016

 Kristian Theqvist Video 2016

Sikkim: Nordvestlige Sikkim - Kangchengjunga  2005 - Bent Ernebjerg - ernebjerg@gmail.com New 2010 

Sikkim: Nordvestlige Sikkim - Kangchengjunga  2005  Moderplanter-fr numre  - Bent Ernebjerg - ernebjerg@gmail.com  New 2011 

 Ingolf Bog 's album fra 2012



Sikkim Bhutan 

 T. Bengt Erikkson og Anders Falkstig 2010


Billeder fra den Danske Ekspeditioner 1994 (1998,2000) til Sikkim -  Hans Eiberg



KHANGCHENDZONGA BIOSPHERERESERVE SIKKIM (INDIA)

Rhododendrons in Indian Himalayan Region, Diversity and Conservation
JARS, EXPLORING RHODODENDRON SANCTUARIES IN SIKKIM
JARS Sikkim's rhododendron

Smith
Scheid,2000
Thapa. R. camelliiflorum
Sikkim List, Goverment




Philippe de Spoelberch, Belgium,  2010

Kristian Theqvist 2016