Willow Bottlebrush Callistemon salignus Common name: Willow Bottlebrush First Nations name: Birdak (Noongar people) Scientific name: Callistemon salignus Height: 5 to 12m tall.Bark: Flakey paper-like bark. Leaves: Leaves narrow, mostly 6–9 cm long, 5–14 mm wide. Flowers: Flowers are white or creamy-white and it blooms in the spring and summertime. First Nations Uses: The flowers of the Bottlebrush were sucked because of their sweet nectar and used to make sweet drinks. Geographical location: Endemic to eastern Australia. Conservation status: Least concern Photo & Research by: Zoe Interesting fact: It has many names such False Rattan, Whip Vine, Bull cane, Flagellraia and the Supplejack.