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(Upload on May 4 2017) [ 日本語 | English ]

Rhododendron dilatatum Miq.






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Rhododendron L. (ツツジ) in Japan
var. dilatatum
Mitsubatsutsuji (ミツバツツジ, 三葉躑躅)
Lifeform: deciduous shrub
Distribution: endemic to Japan between Kanto and Kinki Habitat: mountain hills
Stamen = 5 (the other species = 10)
Grain: compound
Mycorrhiza: ericoid

f. hypopilosum Sa. Kurata (ウラゲミツバツツジ)
f. leucanthum Sugim. (シロバナミツバツツジ)

Use: gardening
var. boreale Sugim. (ヒダカミツバツツジ)
var. decandrum Makino (トサノミツバツツジ)

f. albiflorum (Honda) Hatus. (シロバナトサノミツバツツジ)

var. lasiocarpum Koidz. ex H. Hara (アワノミツバツツジ)
var. satsumense T. Yamaz. (ハヤトミツバツツジ) Distribution: endemic to Kagoshima Prefecture, Kyushu
索引

Rhododendron dilatatum in Japan


var. satsumense (ハヤトミツバツツジ)

Rhodo1 Rhodo2 Rhodo3
[1/2] in the Koishikawa Botanical Garden (小石川植物園), the University of Tokyo, on March 16 2017.

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