Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 1-81
Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 134-156
Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 158-166
Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 189-200
Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 203-238
Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 266-267
Published in Journal of the Arnold Arboretum, in 1954, in volume 35, pages 275-333
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 1, pages 82-85
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 2, pages 87-133
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 2, pages 167-188
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 3, pages 239-250
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 3, pages 251-259
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 3, pages 260-265
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 3, pages 268-273
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 4, pages 334-365
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 4, pages 367-378
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 4, pages 378-380
Published in Journal of The Arnold Arboretum, in 1954, in volume 35, issue 4, pages 381