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Banksia sect. Oncostylis facts for kids

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Banksia sect. Oncostylis
B ericifolia erowal bay1.JPG
Inflorescence of Banksia ericifolia (heath-leaved banksia), a member of Banksia sect. Oncostylis. The hooked pistils and commencement of top-down anthesis can be clearly be seen.
Scientific classification e
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Proteales
Family: Proteaceae
Genus: Banksia
Subgenus: Banksia subg. Banksia
Section: Banksia sect. Oncostylis
Benth.
Series

Spicigerae
Tricuspidae
Dryandroideae
Abietinae

Banksia sect. Oncostylis is one of four sections of subgenus Banksia subg. Banksia. It contains those Banksia species with hooked pistils. All of the species in Oncostylis also exhibit a top-down sequence of flower anthesis, except for Banksia nutans which is bottom-up.

Banksia sect. Oncostylis is further divided into four series, primarily on the overall shape of the inflorescence:

All Oncostylis species are endemic to southwest Western Australia, except for two members of series Spicigerae, Banksia ericifolia (Heath-leaved Banksia) and Banksia spinulosa (Hairpin Banksia), which are endemic to the east coast of Australia.

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