Yam
Yankeeweed
Yarrow
Yaupon
Yaupon Blacksenna
Yellow Bluestem
Yellow Bractspike
Yellow Creeping Zinnia
Yellow Crownbeard
Yellow Daylily
Yellow Evening Primrose
Yellow Flatsedge
Yellow Floatingheart
Yellow Flymallow
Yellow Foxtail
Yellow Fringed Orchid
Yellow Fringeless Orchid
Yellow Glandweed
Yellow Hawkweed
Yellow Hedgehyssop
Yellow Indian Mallow
Yellow Loosestrife
Yellow Meadowbeauty
Yellow Nailwort
Yellow Necklacepod
Yellow Nicker
Yellow Nutsedge
Yellow Passionflower
Yellow Pea
Yellow Pimpernel
Yellow Pond-lily
Yellow Puff
Yellow Salsify
Yellow Spikerush
Yellow Star-thistle
Yellow Stingbush
Yellow Stonecrop
Yellow Sundrops
Yellow Sunnybell
Yellow Thistle
Yellow Troutlily
Yellow Trumpetbush
Yellow Trumpets
Yellow Waterlily