Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
B
mean vassal member length
dec from Sup to
Trop & into Trop into
Hm Sup band
& of hm
In Tropics
Sup & lowlands have longed scale
scale length
The trend of scale le end elements
from long imperforate to
long perforate leaves to
short wassal length
in Evolution of angios is
not irreversible.
Could mean angios arose in
tropical bandlands
Ecological factors have played a