A druse is a group of crystals of calcium oxalate, silicates, or carbonates present in plants, and are thought to be a defense against herbivory due to their toxicity. Calcium oxalate crystals are fou
Phytoliths are rigid, microscopic mineral deposits found in some plant tissues, often persisting after the decay of the plant. Although some use "phytolith" to refer to all mineral secretions by plant
Druse (botany)
…Raphide Phytolith Plant defense against herbivory…
Elephant grass phytolith processed by dry ashing
Phytolithes observés au Microscope Electronique à Balayage 06
Phytolithes observés au Microscope Electronique à Balayage 04
Phytolithes observés au Microscope Electronique à Balayage 03