Annual bluegrass ( Poa annua)

The Pooideae are a subfamily within the plant family of grasses ( Poaceae ).

  • 3.1 Notes and references


Vegetative characteristics

It is annual to perennial, herbaceous plants with typical grass -like shape. The vascular bundles of the leaves are arranged in a circle. The parenchyma cells are arranged scattered and extended. The first sprouting leaf is folded.

Generative features

In the paniculate, racemose or aged men total inflorescences are one to Vielblütige spikelets together. The flowers are hermaphrodite, rarely both fertile and infertile flowers ( Cynosurus, Lamarckia ) are present. The lemmas are usually five in some species also much annoying, awnless or awned going off at the top or from the back. The Schwellkörperchen ( Lodiculae ) are triangular, lobed frequently. There are usually three stamens present, rarely less. The pens are separated from the foundation.


The subfamily of Pooideae includes 14 tribes with about 150 genera and about 3300 species.

  • Tribus Ampelodesmeae ( Conert ) Tutin: it contains only one genus: Ampelodesmos Link (syn.: Ampelodonax Lojac. ): It contains only one type: Diss ( Ampelodesmos mauritanicus ( Poir. ) T.Durand & Schinz ): It is of course common in the Mediterranean and is located in the Southwestern United States and other parts of the world a neophyte.
  • Tribus Aveneae Dumort. (sometimes in tribes Poeae ): it contains 60 to 65 genera: Bunch grasses ( Agrostis L.): the 150 to 200 species are mainly found in the northern temperate zone.
  • Haferschmielen ( Aira L. ): The eight species occur mainly in the temperate zones, but also in Africa and Mauritius.
  • Beach grass (Ammophila ): The approximately four species occur in Europe, North Africa and North America.
  • Ruchgräser ( Anthoxanthum L.): The approximately 20 species occur in the temperate zone and in Africa.
  • Windhalm ( Apera Adans. ): The five species occur in Europe, North Africa and West Asia.
  • Arrhenatherum P.Beauvois: The approximately nine species occur in Europe, Africa, North and West Asia, including: Common oat grass ( Arrhenatherum elatius (L.) P.Beauv. J.Presl ex & C.Presl )
  • Arrhenatherum palaestinum Boiss.
  • Samtgras or bunny tail grass ( Lagurus ovatus L.): It occurs in the Mediterranean region.
  • Meadow Gold oats ( Trisetum flavescens (L.) P.Beauv. )
  • Tribus Brachyelytreae Ohwi: it contains only one genus: Brachyelytrum P.Beauv. Two species occur in eastern North America and one species occurs in eastern Asia.
  • Tribus Brachypodieae ( Hack. ) Hayek: It contains only one genus: Zwenken ( Brachypodium P.Beauv. ): It contains about 17 species.
  • Tribus Bromeae Dumort. With three genera: Boissiera Hochst. ex Steud. contains only one type: Boissiera squarrosa ( Banks & Soland. ) Nevski: It occurs in south-western Asia.
  • Tribus Brylkiniea Tateoka: it contains only one genus: Brylkinia F.Schmidt: it contains only one type: Brylkinia caudata ( Munro ) F.Schmidt: It occurs in East Asia.
  • Tribus Diarrheneae ( Ohwi ) CSCampb. Contains only one genus: Diarrhena P.Beauv. Of the four types of three species occur in eastern Asia and one in front of the United States.
  • Tribus Lygeeae J.Presl: it contains only one genus: Lygeum Loefl. ex L.: It contains only one type: Esparto ( Lygeum spartum L.): She comes in the Mediterranean area from the southwestern and southeastern Europe to North Africa before.
  • Tribus Meliceae Link ex Endl. Contains approximately five to ten genera: Anthochloa Nees & Meyen: it contains only one type: Anthochloa lepidula Nees & Meyen: It comes in the Andes: before.
  • Lycochloa avenacea. CARTER It occurs in Syria.
  • Schizachne purpurascens ( Torr. ) Swallen: It comes with several subspecies in North America, Northeast Asia and in Europe in Arctic Russia.
  • Streblochaete longiarista ( A.Rich. ) Pilg. They occur in tropical Africa and Malaysia's.
  • Tribus Nardeae WDJKoch: it contains only one genus: Bristle grass ( Nardus L.): it contains only one type: Mat-grass ( Nardus stricta L.)
  • Tribus Phaenospermateae Renvoize & Clayton: It contains about eight genera: Anisopogon R.Br.
  • Duthiea Hackel: The approximately three species occur in the Himalayas from Afghanistan to western China before.
  • Megalachne Steud.
  • Metcalfia Conert
  • Munro ex Benth sperm phenotype. Contains only one type: Phenotype sperm globosum Munro ex Benth. It comes in northeastern India, Bhutan, Korea, China and Japan.
  • Tribus Poeae R.Br. ( Syn: Tribe Milieae ): it contains 45 to 50 genera with about 1200 species: Agropyropsis ( Batt & trot. ) A.Camus: it contains only one type: Agropyropsis lolium ( Balansa ) A.Camus: It is found in North Africa and the Cape Verde Islands.
  • Castellia tuberculous ( Moris ) Bor: It comes in the Mediterranean region, Macaronesia and North Africa to Pakistan.
  • Source grass ( Catabrosa aquatica (L.) P.Beauv. ): It occurs in the temperate zones of Europe, Asia and North America, but also in Algeria, Libya, Greenland and Argentina.
  • Catabrosa werdermannii ( Pilg. ) Nicora & Rugolo: It occurs in Chile.
  • Vaginal grass or Scheidenblütgras ( Coleanthus subtilis ( Trattinnick ) Seidl )
  • Desmazeria sicula ( Jacq. ) Dumort.
  • Hainardia cylindrica ( Willd.) Greuter: It occurs in the Mediterranean region.
  • Loliolum subulatum ( Banks & Soland. ) Eig: It comes from Turkey prior to Pakistan and Central Asia.
  • Forest millet ( Milium effusum L.)
  • Narduroides salzmannii ( Boiss. ) Rouy: It occurs in the Mediterranean region.
  • Two-line Blue Grass ( Oreochloa disticha ( Wulfen ) Link ) in the mountains of central and southern Europe
  • Hungarian shed tail ( Pholiurus pannonicus (host) Trin. ): She comes in Southeastern Europe from the Caucasus, Western Siberia and Central Asia.
  • Bristle tail grass ( Psilurus incurvus ( Gouan ) Schinz & Thell. ): It comes from Southern Europe to Pakistan.
  • Ordinary fescue grass ( Scolochloa festucacea ( Willd.) Link ): It occurs in the northern temperate zone.
  • Maerkisches fescue grass ( Scolochloa Marchica M.Duwel, Ristow, H.Scholz )
  • Scribneria bolanderi ( Thurb. ) Hack. It occurs in the Western United States.
  • Mice Tail Feathers fescue ( Vulpia myuros (L.) CCGmel. )
  • Tribus Stipeae Dumort. Contains approximately 23 genera ( as of 2012): Achnatherum P.Beauv. ( Syn: Lasiagrostis link, Stipa sect Lasiagrostis (Link) Hackel, Timouria Roshev. . ): The approximately 50 species are widespread in Eurasia, North Africa and North America. In China there are 18, six of them only there.
  • Aciachne Benth. , The only three species occur mainly in the Andes of South America and one of them is also found in Costa Rica.
  • Amelichloa Arriaga & Barkworth: it contains about five species.
  • Anatherostipa ( Hack. ex Kuntze ) Peñailillo: it contains about ten species.
  • Anemanthele Veldk. Contains only one type: Anemanthele lessoniana ( Steud. ) Veldkamp: It occurs on the North and South Islands of New Zealand.
  • Celtica gigantea (Link) Barkworth & FMVazquez: It occurs only in the northern and central Morocco and the Iberian Peninsula.
  • Psammochloa villosa ( Trinius ) Boron: It occurs in northern China ( Gansu, Nei Mongol, Ningxia, Qinghai, northern Shaanxi, Xinjiang ) and Mongolia before.
  • Tribe Triticeae Dumort. : Aegilops L.: The approximately 21 species occur mainly in the Mediterranean region, some species extend to North Africa and Central Asia.
  • Comb couch grass ( Agropyron Gaertner, Syn: Costia Willk. ): The approximately 15 species are distributed mainly in Eurasia, including: Comb wheatgrass ( Agropyron cristatum (L.) Gaertn. )
  • Heteranthelium piliferum ( Banks & Soland. ) Hochst. It is distributed in temperate Asia.
  • Forest barley ( Hordelymus europaeus (L.) Jess ex resin. ): She's coming in Europe, North Africa and the Middle East before.
  • Caput- medusae Taeniatherum (L.) Nevski: It comes from eastern and southern Europe via the Mediterranean and the Caucasus to Afghanistan and Pakistan.


  • The subfamily Pooideae in APWebsite. (Sections Description and systematics)
  • Shou- liang Chen, De - Zhu Li, Guanghua Zhu, Zhenlan Wu, Sheng - lian Lu, Liang Liu, Zheng - ping Wang Bi - xing Sun, Zheng -de Zhu, Nianhe Xia, Liang - zhi Jia, Guo Zhenhua, Wenli Chen, Xiang Chen, Yang Guangyao, Sylvia M. Phillips, Chris Stapleton, Robert J. Soreng, Susan G. Aiken, Nikolai N. Tzvelev, Paul M. Peterson, Stephen A. Renvoize, Marina V. Olonova & Klaus Ammann: Poaceae - text the same online as printed work, Wu Zheng -yi, Peter H. Raven & Deyuan Hong (eds.): Flora of China, Volume 22 - Poaceae, Science Press and Missouri Botanical Garden Press, Beijing and St. Louis, 2006. ISBN 1-930723-50-4 (Sections Description, distribution and systematics)
  • Thomas A. Cope: Poaceae in Flora of Pakistan: Description and tribes of Pooideae. (Sections Description and systematics)
  • WD Clayton, MS Vorontsova, KT Harman and H. Williamson: Grass Base - The Online World Grass Flora: online database. ( Section systematics)
  • Pooideae in the Germplasm Resources Information Network ( GRIN), USDA, ARS, National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Accessed on 11 August 2013. ( Section systematics)
  • Bryan Kenneth Simon, 2012: Pooideae at Grass World.