bot·a·nize 
(bŏtn-īz′)
(bŏtn-īz′)v. bot·a·nized, bot·a·niz·ing, bot·a·niz·es
v.intr.
1. To collect plants for scientific study.
2. To investigate or study plants scientifically.
v.tr.
To investigate or explore the plant life of (a region).
bota·niz′er n.