Assertion: rose mallow's flower | /r/HasProperty | single
Facets:
Source sentences:
text: The large flowers are single and roselike, in white, pink, or rosy-purple, often with a yellowish or dark blotch at the base of the petals.
text: Flowers can be double or single and are 4–6 in (10–15 cm) in diameter; they open white or pink, and change to deep red by evening.