The word sporophytes is playable in Words With Friends™, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.
Words With Friends™ Letter Score: 21
Highest Scoring Words With Friends™ Play In The Letters sporophytes
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Seven Letter Word Alert: (33 words)
hoppers, oophyte, opposer, opposes, oppress, ospreys, oysters, poopers, poorest, poroses, posters, pothers, prophet, propose, pyropes, reposts, reshoot, respots, shooter, shopper, shyster, soother, soothes, soppers, spryest, stooper, stopper, storeys, strophe, stroppy, toppers, toprope, toyshop