Photomicrograph of a spotted deadnettle (Lamium sp.) stem showing secondary (woody) growth, transverse section, mag. 40x(at 24 x 36 mm). The center pith (pink) is surrounded by tw o growth rings of xylem, showing that the stem is two years old. (c) Herve Conge
Credit
ISM
/ Hervé CONGE
Dimensions
4252 x 2835 pixels
Print Size @ 300 dpi
14 x 9 inches / 36 x 24 cm