Agave pachycentra

Agave palmeri

Agave parrasana
Also see album "parrasana flowering".

Agave parrasana flowering in the Netherlands

Agave parrasana medio-picta

Agave parrasana neomexicana

Agave parryi
(Album still to be adapted to the new nomenclature)

Agave parryi couesii (now considered as a local variety of parryi parryi)

Agave parryi huachucensis (now considered as a local variety of parryi parryi)

Agave parryi huachucensis mediopicta alba

Agave parryi parryi

Agave parryi parryi albomarginata

Agave parryi parryi marginata

Agave parryi parryi striata

Agave parryi patonii (now A. parryi parryi)

Agave parryi patonii (now A. parryi parryi) marginata.
Maybe this is parryi "patonii minor" marginata.

Agave parryi patonii minor variegata (maybe the same as parryi patonii variegata). Parryi patonii now is parryi parryi.

Agave parryi patonii minor variegata (maybe the same as parryi patonii variegata). Parryi patonii now is parryi parryi.

Agave parryi truncata (now considered as a local variety of parryi paryi)

Agave parvidentata

Agave parviflora

Agave pedunculifera

Agave pelona

Agave pendula

Agave picta variegata.
All plants with Q for questionmark; could be americana expansa.

Agave polianthiflora

Agave polyacantha polyacantha

Agave polyacantha xalapensis

Agave potatorum

Agave potatorum Kichiokan

Agave potatorum Kichiokan Aurea-marginata

Agave potatorum Kichiokan marginata

Agave potatorum Kichiokan variegata. Also see album Potatorum nana variegata.

Agave potatorum megalacantha

Agave potatorum megalacantha minima

Agave potatorum nana variegata
(minor?)

Agave potatorum ssp.
(How about "Potatorum corkscrew"?)

Agave potatorum variegata

Agave potatorum verschaffeltii (now A. potatorum; still has to be changed.)

Agave potatorum verschaffeltii minor (now A. potatorum minor; still has to be changed)

Agave potatorum verschaffeltii shoji-rajin (now A. potatorum shoji-rajin; still has to be changed)

Agave promontorii

Agave pumila

Agave pumila Cv

Agave pumila variegata

Agave pygmae