unusual /nature names

This shimmery Age of Aquarius unisex flower child name is making a comeback, along with metal and gem names like Steel, Jade, and Ruby.

Sky is an ambigender nature name that was first legitimized as the character of Sky Masterson in the 1950 musical Guys and Dolls, played in the film version by Marlon Brando. It's a name we appreciate for its clear, wide-open feel, less hippyish than others like Rainbow and Starlight, and makes an appealing middle name possibility.

With related choices such as Lark and Phoenix gaining popularity, why not Sparrow? Though it's usually thought of as a female name, Nicole Richie and Joel Madden chose it for their son.

One of the most unusual flower names, Tulip is cute but tough to pull off as a first. It has some celebrity cred via Charlie Tamara Tulip, twin daughter of Rebecca Romijn and Jerry O'Connell. It derives from Persian dulband "turban", due to the distinctive shape of the flowers.

Name made famous by the macabre character Wednesday – middle name: Friday – Addams is taken from the name of the day dedicated to the Anglo-Saxon god Woden, who relates to Mercury. Cartoonist author Charles Addams was said to choose the name because "Wednesday's child is full of woe."

Fresher, brisker and, yes, cooler than Summer or Autumn or Spring, Winter is now a full-fledged female choice, especially since Nicole Richie and Joel Madden used it for daughter Harlow's middle name, and Gretchen Mol picked it as her daughter's first, as did media mogul Sean Parker. Winter continues to be the preferred spelling and has risen in popularity significantly over the past few years.

X marks the spot in names these days, usually at the middles or ends of names, but here is one that puts it squarely up front.