mexican creeping zinnia (sanvitalia procumbens). flowering capitulum closeup

asteraceae compositae mexican creeping zinnia sanvitalia procumbens anthesis capitulum corolla eglandular hair floret flower head indumentum inflorescence involucral bract involucre ligulate phyllary posterior view ray stem subtending procumbens flowering closeup virtual herbarium belarus flora: focus-stacked closeups wild cultivated plants including flowers leaves fruits intended illustrations botanical manuals