PLANTAE WILSONIANAE, Part I. Issued July 31, 1911 



PiNACEAE 



Pinus by George R. Shaw 1 



Saxifragaceae 



Philadelphus by E. Koehne 4 



Deutzia by Alfred Rehder 6 



Cardiandra by Alfred Rehder 24 



Hydrangea by Alfred Rehder 25 



Schizophragma by Alfred Rehder 41 



Dichroa by Alfred Rehder 43 



Itea by Alfred Rehder 44 



Ribes by E. Janczewski 44 



ROSACEAE 



Sorbaria by Alfred Rehder 47 



Rubus by W. 0. Focke 48 



Maddenia by E. Koehne 56 



Prunus Subgen, Padus by E. Koehne 59 



Aquifoliaceae by Th. Loesener 



Ilex 76 



Aceraceae by Alfred Rehder 



Dipteronia - 83 



Acer 83 



ViTACEAE by F. Gagnepain 



Tetrastigma 99 



Cayratia 99 



Ampelopsis 100 



Parthenocissus 101 



Vitis 102 



Caprifoliaceae by Alfred Rehder 



Sambucus 106 



Viburnum 106 



Triosteum 116 



Syinphoricarpos 117 



Dipelta 118 



Abelia 118 



Lonicera 129 



Diervilla . . 144 



