# Mains pumila Mill. - DornOl, HDH. IMF. KTZ.UTF 



[NS - occasionally established outside olYuUivLilkm. e.g. Poudre Canyon in Larmier Co.. CO] 

 [Malus domestica Borkh.] - W&W 



Oreobatus (see Rubus) 



Padus (see Prunus) 



Pcntaphylloidcs (see Potentilla) 



Peraphyllum ramosissimum Nutt. - HDH, IMF, KTZ, SFW, UTF, W 

 [Peraphyllum ramosissimum Nutt. ex Torr. & A. Gray] - W&W 



Petrophyton caespitosum (Nutt.) Rydb. var. caespitosum - KTZ, W 

 [Petrophyton caespitosum (Nutt.) Rydb.] - DornOl, IMF, SFW, UTF, W&W 

 [Petrophytun caespitosum (Nutt.) Rydb.] - GPF, UTF 

 [Spiraea caespitosa Nutt.] - HDH 



Physocarpus alternans (M. E. Jones) Howell var. alternans - W 

 [Physocarpus alternans (M. E. Jones) Howell subsp. alternans] - KTZ 

 [Physocarpus alternans (M. E. Jones) Howell] - DornO 1 , HDH, IMF, SFW, UTF, W&W 

 Physocarpus malvaceus (Greene) Kuntze - DornOl, HDH exp., IMF, KTZ, UTF 

 Physocarpus monogynus (Torr.) J. M. Coult. - DornOl, GPF, HDH, IMF, KTZ, SF!. W&W, E/W 

 Physocarpus opulifolius (L.) Maxim, var. intermedius (Rydb.) B. L. Rob. - KTZ, E 



[Physocarpus inlermcdius (Rydb.) C. K. Schncid.] - HDH 



[Physocarpus opulifolius (L.) Maxim.] - SFE, W&W 



[Physocarpus opulifolius (L.) Raf. ] - IMF, UTF 



[Physocarpus opulifolius (L.) Raf. var. intermedius (Rwlh.) B. L. Rob.] - GPF 



Potentilla 



(Identification sources: ) 



Potentilla ambigens Greene - DornOl, HDH, KTZ, SFE, W&W, E 



# Potentilla anglica Laicharding - IMF, KTZ, SFE, W&W, E 

 Potentilla anserina L. - DornOl, GPF, IMF, UTF, E/W 



[Argentina anserina (L.) Rydb.] - KTZ, SF! 



[Argentina anserina (L.) Rydb. var. anserina] - W&W 



[Argentina anserina (L.) Rydb. var. concolor (Ser.) Rydb.] - SFE, W&W 



[Potentilla anserina L. var. anserina] - HDH 



[Potentilla anserina L. var. sericea (L.) Hayne] - HDH 



# Potentilla argentea L. var. argentea - KTZ, E 



[Potentilla argentea L.] - DornOl, GPF, SFE, W&W 

 Potentilla arguta Pursh var. arguta - IMF, UTF, E/W 

 [Drymocallis arguta (Pursh) Rydb.] - SF!, W&W 

 [Potentilla arguta Pursh] - DornOl, GPF 

 [Potentilla arguta Pursh subsp. arguta] - HDH, KTZ 



Potentilla arguta Pursh var. convallaria (Rydb.) T. F. Wolf- IMF, UTF, E/W 

 [Drymocallis arguta (Pursh) Rydb.] - SF!, W&W 

 [Potentilla arguta Pursh] - GPF 



284 



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