Rhododendron Cynthia (R. catawbiensis × R. griffithianium)
- Broadleaf evergreen shrub, 8 ft (2.1 m). Leaves medium to large, ca. 16 x 6.5 cm, flat, oblong elliptic to slightly obovate, rounded apex. Flowers red-pink, funnel-shaped, ribbed, about 7.5 cm wide, dark blotch mostly on middle lobe, stamens and filament pink, up to 24 flowers in a cluster.
- -15o F, middle, 4/3/4 [flower / plant & foliage / performance; scale 1 (poor) - 5 (best)]. Sun and heat tolerant. An old favorite, introduced before 1870.
- Oregon State Univ. campus: west of Gilkey Hall (Social Science); also 2731 Arnold Way
- Corvallis: north side Central Park