Name | Philadelphus lewisii var. helleri (Rydberg) S. Y. Hu |
Authorship | (Rydberg) S. Y. Hu |
Rank | Variety |
Placed in | Philadelphus lewisii Pursh |
Citation | 1955 J. Arnold Arbor. 36(1): 79 |
Holdings | 42 Specimens held in the Harvard University Herbaria identified as Philadelphus lewisii var. helleri (Rydberg) S. Y. Hu |
Identification made in | [no date] (40), 1951 (2) |