Possible Clues:

• Any of a genus of plants of the mallow family often having lobed leaves and solitary bell-shaped flowers
• Built on a structure with a flowering maple
• Plant container rolled over in an oil messily
• Trouble stifling objection over showy shrub
• Worried about oil plant
• Showy-flowered plant of the mallow family
• Flowering maple
• Plate dropped in ablution plant
• Border with one short solitary plant