> Mehrbändiges Werk
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4:
The rhododendron species 4 Azaleas H. H. Davidian
Portland, Or.: Timber Pr., 19XX-
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3 : Elepidotes continued Nerriflorum-Thomsonii ; [2]:
The rhododendron species 3 : Elepidotes continued Nerriflorum-Thomsonii ; [2] Azaleastrum and Camtschaticum H. H. Davidian
Portland, Or.: Timber Pr., 19XX-
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2 : Elepidotes species ; [1]:
The rhododendron species 2 : Elepidotes species ; [1] Arboreum - Lacteum H. H. Davidian
Portland, Or.: Timber Pr., 19XX-
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1:
The rhododendron species 1 Lepidotes H. H. Davidian
Portland, Or.: Timber Pr., 19XX-