Name: Daisy I Reno, Nv (Zone 6b) Not all who wander are lost
It is an Opuntia but I couldn't tell you which one.
Frost damage and dehydration look alike because both cause leaf desiccation. I would give it a good drink (make sure the soil absorbs the water) and see if it perks up.
Life is not a journey to the grave with the intention of arriving safely in a pretty and well preserved body, but rather to skid in broadside, thoroughly used up, totally worn out, and proclaiming...."WOW What a Ride!!" -Mark Frost
President: Orchid Society of Northern Nevada
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