Arrowhead 慈菇 Sagittaria sagittifolia L., an edible aquatic plant/vegetable with lovely flowers
NIKON D40, 18-55mm f/3.5-5.6
Aperture: 8.0, Shutter speed: 1/250, Focal length: 26.0 mm, ISO: 200, Bias: 0
Date/Time: 2011:03:06 14:57:59.90+8:00
Average color: dark olive green