A fun game you'll like to play (I hope)

Bluemanticore

Which allows another letter we haven't had much of, B!

YohimBE
 

Moonbow

Darn... it happened to me again... I've had to change my post ...

BoraGE :D
 

hedgecub

Vitex negundo, scientific name for Chaste Tree.

*provides an O*
 

Bluemanticore

Aw heck, why not another V? :)

OliVE
 

hedgecub

Xenotime-Yb :D

So named for its composition and its relationship with Xenotime-Y (which is yttrium phosphate), Xenotime-Yb is the name for the compound ytterbium phosphate. The element ytterbium was named for the town of Ytterby, Sweden, as was the element yttrium.
 

Bluemanticore

BamboO, another O. ;)
 

BlueLotus

OaK

(Quercus alba)
 

hedgecub

KiF

another name for hemp