With 20,000 native plants, Australia has a great biodiversity of trees, green plants and flowers. Some of the country's flowers hold special importance regionally or nationally as floral emblems or symbols. Australian flowers enjoy full sun and are acclimated to hot weather, and many are additionally resistant to drought.
Red and green kangaroo paw (Anigozanthos manglesii) is the floral emblem of Western Australia and is one of 11 cultivars of kangaroo paw. This flower has tubular petals that are red and dark green in hue; other types of kangaroo paw can have green, yellow or red blooms. Kangaroo paw flowers from August to November and grows up to 3 feet tall.
Bottlebrush (Callistemon) grows along the eastern and western coastlines of Australia. The shrubs enjoy damp or wet conditions in boggy or flood-prone areas. Bottlebrush is an Australian native flower that is one of the most well known outside the country, notes Aussie-Info. The flowers are composed of tiny spikes and range in color from red to pink or white.
Featured on the Australian coat of arms, acacia, or wattle (Acacia pycnantha), is a flowering shrub. Wattle flowers grow like pom-poms on thin shoots; the flower clusters can be circular or tubular. The shrub's leaves vary from ovoid to thin and pointy, depending on the type of wattle. The flowers vary greatly in color, ranging from cream or yellow to orange.
Sturt's Desert Pea
Sturt's desert pea (Clianthus formosus) is an annual or biennial flowering plant that is the floral emblem of South Australia. The plant has gray-green fringed leaves and crimson red flowers that grow in an unusual trapezoidal shape. Sturt's desert pea grows as a ground cover; its blooms top out at 1 foot. It flowers from July to January.