Euphorbia subg. Poinsettia
Euphorbia subg. Poinsettia | |
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E. pulcherrima (Poinsettia)
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Malpighiales |
Family: | Euphorbiaceae |
Genus: | Euphorbia |
Subgenus: | Euphorbia subg. Poinsettia (Graham) House |
Species | |
About 24; see text. | |
Synonyms | |
Poinsettia Graham |
Euphorbia subg. Poinsettia is a subgenus deriving from the genus
This taxon was first published at genus rank under the name Poinsettia by Robert Graham in 1836.[2][3] It was demoted to a section of Euphorbia as E. sect. Poinsettia by Henri Ernest Baillon in 1858, but promoted to subgenus rank by Homer Doliver House in 1924. A 2007 study confirmed its monophyly.[4]
Its many species include:
- E. pulcherrima– (poinsettia)
- E. cyathophora – (summer poinsettia, wild poinsettia, painted leaf poinsettia)
- E. dentata – (green poinsettia)
- E. heterophylla – (desert poinsettia, wild poinsettia)
- E. pinetorum– (Everglades poinsettia)
The common name "wild poinsettia" is sometimes applied to two of these species.
References
- ^ "The wild Poinsettia Page".
- ^ R. Graham. Description of several new or rare plants... Edinburgh New Philosophical Journal 20(2): 412–413. 1836
- ^ Hibbert & Buist. 1839 edition. American Flower Garden Directory. p. 191
- S2CID 6686756.