Tags: barley, bere, extinction cross, grain, hilum, hordeum, lenticular, starch, vulgare
Tags: acorn, eccentric, extinction cross, fagaceae, hilum, oak, ovoid, quercus, starch, starch grain
Tags: dicoccum, globular, polarized light, starch, starch grain, triticum, y filter
atom, dcmes-xml, json, omeka-xml, rss2