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Pakistan | Family List | Poaceae

POACEAE Tribe MELICEAE

Erect perennial herbs. Leaf-blades linear, flat; ligule membranous or absent; leaf-sheath tubular. Inflorescence a panicle, often contracted or spiciform. Spikelets all alike, laterally compressed, (1-)2-many-flowered, the uppermost reduced and often contracted into a clavate appendage; rhachilla disarticulating below each floret, the internodes long; glumes persistent, equal or unequal, usually shorter than the spikelet, sometimes shorter than the lowest lemma, herbaceous to membranous, often with hyaline margins; lemmas herbaceous to membranous with hyaline margins, often thin and shining, 5-9-nerved, entire or 2-toothed, awnless or awned from just below the tip; palea hyaline, almost as long as the lemma; lodicules 2, fleshy, truncate; stamens 3; stigmas 2. Grain with small embryo and linear hilum; starch grains compound. Chromosomes large, basic number 9.

Genera ± 5; mainly in temperate regions of both hemispheres; 1 genus and 5 species in Pakistan.

A small tribe allied to Poeae, but differing in such features as the shape of the lodicules, the entire sheath and the basic chromosome number.

Lower Taxon


 

Related Objects  

Flora of China  
  • FOC22_09_Meliceae.pdf
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