Samara -A Samara is the winged fruit of a maple tree.
Sorrel -Sorrel is a plant with a tart flavor.
Tansy -The name Tansy derives from the Greek meaning "immortal". It is also a useful plant. See The Witchipedia for more information on the tansy herb.
Thorn -The name Thorn refers to a thorn on a plant.
Vernon -Vernon is a name of Old French origin meaning "alder grove".
Note the root Vern- as in "Vernal" which means "of or pertaining to spring".
Willow -The name Willow refers to the Willow tree whose bark is used in herbal healing, whose branches are used to make wands and countless other items and who is considered a sacred tree by many traditions.
Woodruff -Woodruff is a small, pretty groundcover plant popular with many gardeners that also enjoys growing in woodsy areas. It is a fragrant plant occasionally used in potpourri and once used as a strewing herb. It is used to flavor May wine.
Yun -Yun is a girl's name used in both China and Korea. In Chinese the name means "melody" in Korean "lotus flower".
Yvonne -Yvonne is a French name, a feminization of Yves which came from Ivo a Germanic name meaning "yew".
Zinnia -A Zinnia is a rayed flower from the Aster family. It was named after the botanist Johann Zinn.