England english flowering plant flowers Great Britain Greater Butterfly orchid Herbaceous plant natural nature orchidaceae plant Platanthera chlorantha Surrey Terrestrial plant white Greece Greek orchid red Serapias spring tongue wild pink small tiny botany flower magenta Paphiopedilum petal Singapore tropical Dactylorhiza maculata Heath Spotted pale barbed fence field Italy man naked Orchis italica post wire Anacamptis pyramidalis purple pyramidal South Downs spike summer Sussex autumn ladies tresses spiral Spiranthes common spotted orchid Dactylorhiza fuschii grassland herbaceous meadow Buckinghamshire chalk perennials plants pyramidal orchid slope spikes