Meaning of proliferous pink in English:
proliferous pink
noun
Either of two plants of central and western Europe, Petrorhagia nanteuilii and P. prolifera (family Caryophyllaceae), having an epicalyx of brown bracts enclosing a head of pink flowers that open successively; also called childing pink.
Origin
Mid 18th century; earliest use found in John Hill (bap. 1714, d. 1775), physician and actor.
Are You Learning English? Here Are Our Top English Tips