Alstroemeria aurea is a species of flowering plant in the family Alstroemeriaceae, native to Chile and Argentina, but naturalised in Australia, New Zealand and the United Kingdom. It is also widely cu

Raphides are needle-shaped crystals of calcium oxalate monohydrate or calcium carbonate as aragonite, found in more than 200 families of plants. Both ends appear needle-like, but raphides tend to be b