Wailupe Valley Treecotton          

Wax Mallow          

Waxy Checkerbloom          

White Checkerbloom          

White Fenrose          

White Kauai Rosemallow          

White Mallow          

White Rosemallow          

White Velvetleaf          

Whiteleaf Indian Mallow          

Whitestem Globemallow          

Wild Hollyhock          

Winecup          

Wissadula          

Woodland Poppymallow          

Woods Hau Kuahiwi          

Woolly Globemallow          

Wrights False Mallow          

Wrights Globemallow          

Wrights Indian Mallow