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Definition of Parry's pinyon
1. Noun. Five-needled pinon of southern California and northern Baja California having (sometimes three-needled or four-needled showing hybridization from Pinus californiarum). 
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1. Noun. Five-needled pinon of southern California and northern Baja California having (sometimes three-needled or four-needled showing hybridization from Pinus californiarum).