1. Very small tree similar to Rocky mountain piñon but having a single needle per fascicle; similar to Parry's pinyon in range
   - California single-leaf pinyon

Type of: piñon, pinyon

• photosensitive
• photosensitivity
• photosensitize
• photoshop
• photosphere
• photospheric
• photostat
• Photostat machine
• photosynthesis
• photosynthesise
• photosynthesize
• photosynthetic
• phototaxis
• phototherapy
• phototrophic bacteria
• phototropic
• phototropic bacteria
• phototropism
• photovoltaic
• photovoltaic cell
• Phoxinus
• Phoxinus phoxinus
• PHP
• phragmacone
• Phragmipedium