Micrairoideae

Micrairoideae
Isachne globosa spikelets
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Monocots
(unranked): Commelinids
Order: Poales
Family: Poaceae
Subfamily: Micrairoideae
Pilg. (1956)
Tribes

Micrairoideae is a subfamily of the grass family Poaceae, distributed in tropical and subtropical regions.[1] Within the PACMAD clade, it is sister to subfamily Arundinoideae.[2]

It includes roughly 190 species in nine genera. A phylogenetic classification of the grasses recognises four main lineages, classified as tribes. Only species in tribe Eriachneae (genera Eriachne and Pheidochloa) have evolved the C4 photosynthetic pathway.[3]

Phylogeny

Relationships of tribes in the Micrairoideae according to a 2015 phylogenetic classification,[3] also showing the Arundinoideae as sister group:


Arundinoideae


Micrairoideae

Micraireae




Eriachneae




Isachneae



Hubbardieae





References

  1. Sánchen-Ken, J. Gabriel; Clark, Lynn G.; Kellogg, Elizabeth A.; Kay, Elma E. (2007). "Reinstatement and emendation of subfamily Micrairoideae (Poaceae)". Systematic Botany 32 (1): 71–80. doi:10.1600/036364407780360102. ISSN 0363-6445.
  2. Grass Phylogeny Working Group II (2012). "New grass phylogeny resolves deep evolutionary relationships and discovers C4 origins". New Phytologist 193 (2): 304–312. doi:10.1111/j.1469-8137.2011.03972.x. ISSN 0028-646X. PMID 22115274.
  3. 1 2 Soreng, Robert J.; Peterson, Paul M.; Romschenko, Konstantin; Davidse, Gerrit; Zuloaga, Fernando O.; Judziewicz, Emmet J.; Filgueiras, Tarciso S.; Davis, Jerrold I.; Morrone, Osvaldo (2015). "A worldwide phylogenetic classification of the Poaceae (Gramineae)". Journal of Systematics and Evolution 53 (2): 117–137. doi:10.1111/jse.12150. ISSN 1674-4918.
Wikispecies has information related to: Micrairoideae


This article is issued from Wikipedia - version of the Friday, May 06, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.