Image from the Biodiversity Heritage Library.
Contributed by New York Botanical Garden, LuEsther T. Mertz Library.
| www.biodiversitylibrary.org
Transcription
###
Throughout the
day it was evident
that there were two
series of hybrids -
a diploid & tetraploid,
i.e. angustifolium x
atrococcum - casarema
- also pennsylvanicum
x conjfolium.
The puzzle of
Brittonia continues
at N. Lebanon location