Alice Springs Flora •

Alice Springs FloraAlice Springs Flora Index Acacia ligulata Annual Yellowtop Bougainvillea Apple Bush Burdekin Plum Carob Tree (Ceratonia siliqa) Cattle Bush Desert Cotton (Aerva javanica) Desert Oak Eremophila Wildberry Feijoa sellowiana Flannel Cudweed Fork-leaf Corkwood Ghost Gum Golden Everlasting Kurrajong Lemon-flowered Gum MacDonnell’s Desert Fuchsia Native Bluebell Native Tomato Needlewood Olive Tree Perennial Yellow Top Rat’s Tail River Red Gum Inland River Red Gum Rosy Dock Round-leaved Mallee Scurvy Grass Silky Eremophila Stemodia viscosa Striped Mintbush Sturt’s Desert Pea Sturt’s Desert Rose Tangled Leschenaultia Tar Vine Weeping Bottlebrush White Cedar Yellow Billybutton Yellow-keeled Swainsona Yellow Oleander

The billy buttons are a well known common name for this group of wildflowers, seen mainland across arid inland of Australia. They are one of the flowers seen here in Alice Springs, in particular the Yellow Billybutton (Calocephalus platycephalus).

Yellow Billybutton (Calocephalus platycephalus), Alice Springs NT
Yellow Billybutton (Calocephalus platycephalus), Alice Springs NT

Belonging to the genus Calocephalus, the name comes from the Greek kalos meaning beautiful and kephalus meaning heads. There are two native species of Calocephalus that can be found growing in Central Australia and the Northern Territory, the other is Calocephalus knappii.

Yellow Billybutton (Calocephalus platycephalus), Ilparpa Claypans, Alice Springs NT
Yellow Billybutton (Calocephalus platycephalus), Ilparpa Claypans, Alice Springs NT

Flowering mainly in spring, although also seen after significant rain, the Calocephalus platycephalus has the globular compound yellow flower with a flattened top, measuring approximately 10-30 mm wide. The stems and leaves of this species are white-woolly, pale green, the leaves up to 3 cm long.

Yellow Billybutton (Calocephalus platycephalus), Alice Springs NT
Yellow Billybutton (Calocephalus platycephalus), Alice Springs NT

  • Scientific classification
  • Kingdom: Plantae
  • Phylum: Charophyta
  • Class: Equisetopsida
  • Subclass: Magnoliidae
  • Superorder: Asteranae
  • Order: Asterales
  • Family: Asteraceae
  • Genus: Calocephalus
  • Species: Calocephalus platycephalus

Footnote & References

  1. Calocephalus platycephalus (F.Muell.) Benth., Western Beauty-Heads, Atlas of Living Australia, https://bie.ala.org.au/species/https://id.biodiversity.org.au/node/apni/2915487

Alice Springs FloraAlice Springs Flora Index Acacia ligulata Annual Yellowtop Bougainvillea Apple Bush Burdekin Plum Carob Tree (Ceratonia siliqa) Cattle Bush Desert Cotton (Aerva javanica) Desert Oak Eremophila Wildberry Feijoa sellowiana Flannel Cudweed Fork-leaf Corkwood Ghost Gum Golden Everlasting Kurrajong Lemon-flowered Gum MacDonnell’s Desert Fuchsia Native Bluebell Native Tomato Needlewood Olive Tree Perennial Yellow Top Rat’s Tail River Red Gum Inland River Red Gum Rosy Dock Round-leaved Mallee Scurvy Grass Silky Eremophila Stemodia viscosa Striped Mintbush Sturt’s Desert Pea Sturt’s Desert Rose Tangled Leschenaultia Tar Vine Weeping Bottlebrush White Cedar Yellow Billybutton Yellow-keeled Swainsona Yellow Oleander

Alice Springs FaunaAlice Springs Native Bees Alice Springs Beetles Alice Springs Birds Alice Springs Gastropods (Gastropoda) Alice Springs Insects Alice Springs Marsupials Alice Springs Reptiles Alice Springs Spiders