Corolla of a flower.

Source: http://commons.wikimedia.org/wiki/File:Corolla_2_(PSF).png

Info: http://en.wikipedia.org/wiki/Corolla_(flower)#Corolla

Tags: media, clip_art, externalsource, public_domain, image, png, svg, nature, plant, flower, biology, botany, corolla, line_art, wikimedia_commons, psf, season, spring, summer, b_w, contour, outline, nature, plant, flower, biology, botany, corolla, line_art, wikimedia_commons, psf, season, spring, summer, b_w, contour, outline