Rhododendron lagunculicarpum J.J.Sm.
19981654 Wild collected in Indonesia
20000620 Wild collected in Indonesia
20000625 Wild collected in Indonesia
20000640 Wild collected in Indonesia
20000721 Wild collected in Indonesia
20000725 Wild collected in Indonesia
20000726 Wild collected in Indonesia
20000727 Wild collected in Indonesia
20000728 Wild collected in Indonesia
20000730 Wild collected in Indonesia
Rhododendron lambianum Argent
19801308 Wild collected in Malaysia
19913764 Wild collected in Malaysia
Rhododendron lamrialianum subsp. gunsalamianum Argent & Barkman
19952747 Wild collected in Malaysia
19952748 Wild collected in Malaysia
19952757 Wild collected in Malaysia
Rhododendron lamrialianum Argent & Barkman subsp. lamrialianum
19841164 Wild collected in Malaysia
Rhododendron lanatoides D.F.Chamb.
19970039 Wild collected in China
19980153 Wild collected in China
Rhododendron lanatum Hook.f.
19561113 Wild collected in India
19568451 Wild collected in India
19716652 Cultivated material
19760891 Wild collected in Bhutan
19810957 Cultivated from material wild collected in India
19891013 Wild collected in Bhutan
Rhododendron lanceolatum Ridl.
20010617 Wild collected in Malaysia
20061650 Wild collected in Malaysia
20110213 Wild collected in Indonesia
Rhododendron lanigerum Tagg
19250182 Wild collected in China
19291008 Wild collected in India
19970046 Wild collected in China
19970821 Uncertain
19970822 Uncertain
20221686 Cultivated from material wild collected in China
Rhododendron lapponicum (L.) Wahlenb.
19741308 Wild collected in Greenland
19780723 Wild collected in Canada
19793270 Cultivated material
19911385 Wild collected in Canada
Rhododendron lasiostylum Hayata
19934000 Wild collected in Taiwan