Australia botany flower grass magenta Melbourne naturalised nature oxalis petal pink plant Terrestrial plant wood sorrel Bridewort England english flowering plant garden Great Britain shrub Spiraea Astrantia flower head flowerhead flowers head petals stamen stamens summer white Asia Asian gardens grow growing japan japanese pond San antonio texas tree water Cleome Spider flower ancient crop cultivated fruit medlar Mespilus germanica old traditional bloom profuse profusion rosa rose rose flowers roses sunlight anemone hyacinth natural rockery rockery flowers spring Spring flowers tulip aquatic green leaves waterlily