Menziesia

Neviusia

Notholithocarpus

Olearia

Osmanthus

Parrotiopsis

Philadelphus

Photinia

Physocarpus

Pieris

Prunus

Pterostyrax

Pyracantha

Quillaja

Rhaphiolepis

Rhododendron (defines evaluations)

Rhodotypos

Ribes

Salix

Spiraea

Stewartia

Styrax

Symplocos

Vaccinium

Viburnum