Series
name
Order
Suborder
Great group
Subgroup
Particle-size or
substitute class
Mineralogy
class
CEC
actiivity class
Reaction
class
Soil temperature
class
Other family
class
PESHEKEE
Spodosols
Orthods
Haplorthods
Lithic
Haplorthods
Loamy
Mixed
Semiactive
Frigid
PEWAMO
Mollisols
Aquolls
Argiaquolls
Typic Argiaquolls
Fine
Mixed
Active
Mesic
PHELPS
Alfisols
Udalfs
Hapludalfs
Glossaquic
Hapludalfs
Fine-loamy over
sandy or sandyskeletal
Mixed
Active
Mesic
PICKFORD
Inceptisols
Aquepts
Epiaquepts
Aeric Epiaquepts
Fine
Mixed
Active
Nonacid
Frigid
PIERPONT
Alfisols
Udalfs
Fragiudalfs
Aquic Fragiudalfs
Fine-silty
Mixed
Active
Mesic
PINCONNING
Entisols
Aquents
Epiaquents
Mollic Epiaquents
Sandy over clayey
Mixed
Semiactive
Nonacid
Frigid
PIPESTONE
Spodosols
Aquods
Endoaquods
Typic
Endoaquods
Sandy
Mixed
Mesic
PLAINFIELD
Entisols
Psamments
Udipsamments
Typic
Udipsamments
Sandy
Mixed
Mesic
PLATEA
Alfisols
Aqualfs
Fragiaqualfs
Aeric Fragiaqualfs
Fine-silty
Mixed
Active
Mesic
PLATTERIVER
Entisols
Psamments
Udipsamments
Oxyaquic
Udipsamments
Sandy
Mixed
Mesic
POMPTON
Inceptisols
Udepts
Dystrudepts
Aquic
Dystrudepts
Coarse-loamy
Mixed
Active
Mesic
PORKIES
Spodosols
Orthods
Haplorthods
Fragic
Haplorthods
Loamy-skeletal
Isotic
Frigid
PORTWING
Alfisols
Udalfs
Glossudalfs
Oxyaquic
Glossudalfs
Fine
Mixed
Active
Frigid
POSEN
Inceptisols
Udepts
Eutrudepts
Typic Eutrudepts
Loamy-skeletal
Mixed
Superactive
Frigid
POSEYVILLE
Alfisols
Udalfs
Hapludalfs
Aquollic
Hapludalfs
Coarse-loamy
Mixed
Active
Mesic
POTAGANNISSING
Mollisols
Udolls
Hapludolls
Lithic Hapludolls
Loamy
Mixed
Superactive
Frigid
POY
Mollisols
Aquolls
Endoaquolls
Typic
Endoaquolls
Clayey over sandy
or sandy-skeletal
Mixed
Active
Mesic
POYGAN
Mollisols
Aquolls
Epiaquolls
Typic Epiaquolls
Fine
Mixed
Active
Mesic
PROPER
Spodosols
Orthods
Haplorthods
Oxyaquic
Haplorthods
Sandy
Mixed
Frigid
Ortstein
PULLUP
Spodosols
Orthods
Durorthods
Typic Durorthods
Sandy
Mixed
Frigid
Ortstein
QUETICO
Entisols
Orthents
Udorthents
Lithic Udorthents
Loamy
Isotic
Acid
Frigid
RAPSON
Entisols
Orthents
Udorthents
Aquic Udorthents
Sandy over loamy
Mixed
Semiactive
Nonacid
Mesic
RAWSON
Alfisols
Udalfs
Hapludalfs
Oxyaquic
Hapludalfs
Fine-loamy
Mixed
Active
Mesic
RAYNHAM
Inceptisols
Aquepts
Epiaquepts
Aeric Epiaquepts
Coarse-silty
Mixed
Active
Nonacid
Mesic
READE
Spodosols
Orthods
Haplorthods
Aqualfic
Haplorthods
Coarse-loamy
Mixed
Superactive
Frigid
RED HOOK
Inceptisols
Aquepts
Endoaquepts
Aeric
Endoaquepts
Coarse-loamy
Mixed
Superactive
Nonacid
Mesic
REDRIM
Spodosols
Orthods
Haplorthods
Lithic
Haplorthods
Sandy-skeletal
Mixed
Frigid
REMSEN
Alfisols
Aqualfs
Endoaqualfs
Aeric Endoaqualfs
Fine
Illitic
Mesic
REMUS
Alfisols
Udalfs
Glossudalfs
Haplic
Glossudalfs
Fine-loamy
Mixed
Semiactive
Mesic
RHINEBECK
Alfisols
Aqualfs
Endoaqualfs
Aeric Endoaqualfs
Fine
Illitic
Mesic
RHODY
Mollisols
Aquolls
Endoaquolls
Typic
Endoaquolls
Coarse-silty over
sandy or sandyskeletal
Mixed
Active
Frigid
RICHTER
Spodosols
Aquods
Endoaquods
Argic Endoaquods
Coarse-loamy
Mixed
Semiactive
Frigid
RIFLE
Histosols
Hemists
Haplohemists
Typic
Haplohemists
Euic
Frigid
RIGGSVILLE
Spodosols
Aquods
Epiaquods
Alfic Epiaquods
Coarse-loamy
Mixed
Active
Frigid
RIMER
Alfisols
Udalfs
Hapludalfs
Aquic Arenic
Hapludalfs
Loamy
Mixed
Active
Mesic
(continued)
Appendix A
177