Euphorbia mitchelliana is a species in the spurge family that is native to Australia.
Description The species is an annual or perennial plant that can grow to as much as 80 centimetres in height. It has a woody taproot and will have multiple stems that grow upward, lay upon the ground, or grow outwards with upturned ends.
It leaves are quite narrow, ranging from 1.5 to 30 times longer than they are wide with a length of 0.7 to 7 cm. The width is just 1–12 millimetres. They are linear to lanceolate, narrow-oblong to oblong, elliptic to broadelliptic, or ovate in shape.
Taxonomy Euphorbia mitchelliana was scientifically described and named in 1862 by Pierre Edmond Boissier. It is part of the large Euphorbia genus which is classified in the Euphorbiaceae family. The species has three accepted varieties.
Euphorbia mitchelliana var. filipes Euphorbia mitchelliana var. longiloba Euphorbia mitchelliana var. mitchelliana
Euphorbia mitchelliana has synonyms of the species or of two of its three varieties.
Table of Synonyms Name Year Rank Synonym of: Notes Chamaesyce alsiniflora 1976 species var. filipes = het. Chamaesyce filipes 1976 species var. filipes ≡ hom. Chamaesyce mitchelliana 1976 species E. mitchelliana ≡ hom. Chamaesyce mitchelliana var. hirta 1976 variety var. mitchelliana = het. Euphorbia alsiniflora 1866 species var. filipes = het. Euphorbia filipes 1873 species var. filipes ≡ hom. Euphorbia macgillivrayi var. filipes 1927 variety var. filipes ≡ hom. Euphorbia mitchelliana var. cairnsiana 1927 variety var. mitchelliana = het. Euphorbia mitchelliana var. dietrichiae 1927 variety var. mitchelliana = het. Euphorbia mitchelliana var. filifolia 1927 variety var. mitchelliana = het. Euphorbia mitchelliana var. glauca 1873 variety var. mitchelliana = het. Euphorbia mitchelliana var. hirta 1862 variety var. mitchelliana = het. Euphorbia mitchelliana var. oblongifolia 1862 variety var. mitchelliana = het. Euphorbia mitchelliana var. obtusifolia 1927 variety var. mitchelliana = het. Euphorbia mitchelliana var. typica 1927 variety E. mitchelliana ≡ hom., not validly publ. Notes: ≡ homotypic synonym ; = heterotypic synonym
Range and habitat Euphorbia mitchelliana is a widespread species in northern Australia. It can be found in Western Australia, the Northern Territory, and Queensland. It typically grows in sandy soils.
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