Image from the Biodiversity Heritage Library.
Contributed by New York Botanical Garden, LuEsther T. Mertz Library.
| www.biodiversitylibrary.org
Transcription
the tetraploids.
The trouble is, I can't see a way to segregate the
dwarfish tet x atrov
from the deciduous
myrs x arb. by
flowers, with only
small leaves present.
But the whole group
had smallish fls.