Rhododendron cumberlandense E.L.Braun

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'Rhododendron cumberlandense' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-cumberlandense/). Accessed 2020-08-12.

Genus

Other species in genus

Glossary

hybrid
Plant originating from the cross-fertilisation of genetically distinct individuals (e.g. two species or two subspecies).
abaxial
(especially of surface of a leaf) Lower; facing away from the axis. (Cf. adaxial.)

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Credits

New article for Trees and Shrubs Online.

Recommended citation
'Rhododendron cumberlandense' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/rhododendron/rhododendron-cumberlandense/). Accessed 2020-08-12.

Deciduous shrub, to 2 m; young twigs covered with eglandular hairs, rarely glabrous. Leaves (3-)4.5-7(-8.1) x (1.3-)1.8-2.9(-3.5) cm, lower surface glaucous, glabrous or with a few eglandular multicellular hairs. Flower bud scales with outer surface glabrous, margin ciliate at apex, glandular below. Pedicels covered with eglandular hairs rarely with gland-tipped hairs. Flowers with an acrid fragrance, appearing after the leaves have expanded, 3-7, in a shortened raceme; calyx 1-3 mm; corolla red, funnelform, tube expanding abruptly into the limb, 28-50 mm, outer surface densely covered with unicellular hairs and sparsely covered with gland-tipped hairs. Capsule with eglandular hairs. Royal Horticultural Society (1997)

Distribution  United States Cumberland Mountains

Habitat above 900 m

RHS Hardiness Rating H6

Conservation status Least concern (LC)

This species is allied to R. canescens but may be distinguished by the flowers appearing after the leaves. It has been confused with R. x bakeri, a hybrid of R. flammeum and R. canescens (see under R. flammeum). Royal Horticultural Society (1997)

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