Can anyone shed light on the origin of xylem in early Devonian vascular plants?
For example, did ground meristem give rise to procambium? Any insights would b
e appreciated!
William S. Cohen Voice Mail: [606] 257 1030
School of Biological Sciences FAX: [606] 257 1717
101 Morgan Bldg EMAIL: WSCOHEN at UKCC.UKY.EDU
University of Kentucky
LEXINGTON, KY 40506-0225