Twig Key

So far you have made the following choices...

• any state and any zone
• deciduous leaves
• alternate arrangement
• soft wooded shrub with arching canes

It could be one of the species in the table below. Lets narrow our choices by looking for spines.
has spines
lacks spines

My twig has spines	My twig lacks spines

Possible matches:

Petrophytum caespitosum - rockmat

Rubus leucodermis - whitebark raspberry

Rubus occidentalis - black raspberry