Rhododendron hybridisers:

Johnstone G.H., Trewithin, Cornwall, England

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=Complete=not all info yet

#Cultivars/hybrids of   Johnstone G.H.   ordered by   name   yearReg.
1Alison Johnstone   Click to see more information


  Alison Johnstone
(R. yunnanense x R. cinnabarinum ssp xanthocodon Concatenans Group) (r.)
1945y
2Alison Johnstone Group (info) ('Francisa' x 'Janine Alexandre Debray') (r.)1945y
3Jenifer (info) (R. griffithianum x R. campylocarpum ssp campylocarpum) (r.)1943y
4Trewithen Orange   Click to see more information


  Trewithen Orange
('Full House Group' x R. cinnabarinum ssp xanthocodon Concatenans Group) (r.)
1950y
5Trewithen Orange Group (info) ('Full House Group' x R. cinnabarinum ssp xanthocodon Concatenans Group) (r.)1950y
6Zaleutinii (info) (R. augustinii ssp augustinii x R. zaleucum var zaleucum) (r.)1952y


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Hirsutum.info     Project started 03 June 2009