shellflower has definitions from the field of botany
[ noun ] (botany) showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple

Related terms

marsh_plant Chelone

[ noun ] (botany) cultivated for its shining oblong leaves and arching clusters of white flowers with shell-pink shading and crinkled yellow lip with variegated magenta stripes

Related terms

ginger Alpinia