Meaning : Tropical African climbing plant having yellow flowers with a dark purple center.
Synonyms : black-eyed susan vine, thunbergia alata
Meaning : Annual weedy herb with ephemeral yellow purple-eyed flowers. Old World tropics. Naturalized as a weed in North America.
Synonyms : bladder ketmia, flower-of-an-hour, flowers-of-an-hour, hibiscus trionum
Meaning : The state flower of Maryland. Of central and southeastern United States. Having daisylike flowers with dark centers and yellow to orange rays.
Synonyms : rudbeckia hirta, rudbeckia serotina
Black-eyed susan meaning in Bengali (Bangla).