By Susan Stephens
According to a report by the Royal Botanic Gardens at Kew in 2016, there are around 391,000 species of plants in the world and around 94% of these are flowering plants. Plants are grouped in families based on their physical and genetic characteristics. One of the largest flowering plant families is the Orchidaceae, or Orchid family with around 28,000 species, so around 10% of all flowering plant species. Recent DNA research shows that at over 90 million years old, orchids are amongst the most ancient of the flowering plant families. (more…)