Sentence:  Of annuals: Sweet Alyssum, "Amaranthus" — Prince's Feather, and Love lies bleeding, "Celosia"— Cock's comb; Asters, "Callistephus"— China and German Asters, "Centaurea", Bachelor's Button, "Clarkia Coreopsis", "Datura", "Escholzia", "Hibuiscus"— Rose Mallow, "Iberis"— Candy tuft, "Impatiens"— Balsam, "Lavatera", "Lupin", "Mimosa", "Mirabilis", Four o'clock— Marvel of Peru, "Nigella"— Love-in-a-mist— Jack in the Bush, "Portulaca", "Petunia", "Reseda Odorata"— Mignouette, "Scabiosa"— Mouring Bride, "Silene"— Catchfly, "Calendula"— Pot Marigold, "Tagetes" — French Marigold, and African do, "Papaver" — Poppy, and "Zinnia" — <WSD>Old maids</WSD>. 
Meaning of the word marked with <WSD> tags:  The common zinnia.