Variable Maxillaria 
Violet Bird's-Nest 
Violet Helleborine 
Vitekorchis excavata 
Vuylstekeara Cambria Hybrid Orchid 
Walrus-Headed Pleurothallis 
Waxlip orchid 
western rattlesnake plantain 
Western Spotted Coralroot 
White caladenia 
White Helleborine 
Whiteflower rein orchid 
Winika 
Wispy umbrella orchid 
Woodbury's Babyboot Orchid 
Xylobium corrugatum 
Xylobium leontoglossum 
Yellow Bee-Orchid 
Yellow fringed orchid 
Yellow granite donkey orchid 
Yellow lady's slipper 
Zootrophion dayanum 
Zygopetalum maculatum