list of plants in the family Poaceae - Encyclopedia Britannica
With more than 10,000 species, the grass family, Poaceae, is one of the largest families of flowering plants. Its members are monocotyledons and feature leaves with parallel veins; the flowers are usually wind-pollinated.
Poaceae | Definition, Characteristics, Species, Classification, Uses ...
2024年10月11日 · The Poaceae are the world’s single most important source of food. They rank among the top five families of flowering plants in terms of the number of species, but they are clearly the most abundant and important family of the Earth’s flora.
POACEAE By Mark T. Strong & P. Acevedo-Rodríguez A widely distributed family of primarily herbaceous or less often ligneous plants found in arctic, temperate, subtropical, and tropical regions, with ~750 genera and ~12,000 species worldwide. Unarguably, the most important family of plants economically, from which cereals,
Grasses are well adapted to open, marginal and fre-quently disturbed habitats, and can be found on every continent, including Antarctica. A grass is characterised by having a caryopsis or grain, and the primary inflores-cence is referred to as a spikelet with a lemma and palea.
Poaceae - an overview | ScienceDirect Topics
The Poaceae (grass family) is one of the most species-rich and economically important families in the Angiosperms. The world's top four agricultural commodities with respect to productivity, that is sugar cane, maize, rice, and wheat, belong to this family.
Poaceae - Grasses, Leaves, Stems | Britannica
2024年10月11日 · Poaceae - Grasses, Leaves, Stems: What makes the grasses unusual is their method of growth: they elongate by means of cell division and enlargement at the basal point of growth. Leaf blades are usually long and narrow, and the primary inflorescence is the spikelet.
Poaceae: The grass family. General physiognomy. Grasslike plants with blade-like leaves and round, hollow stems; tiny, mostly bisexual flowers without petals and arranged in turn into spikelets; the fruits are dry, hard caryopses called “grains.” Vegetative morphology.
Poaceae - FNA
2021年5月11日 · The Poaceae or grass family includes approximately 700 genera and 11,000 species (Chen et al. 2006). The two grass volumes in this series treat 10 subfamilies, 25 tribes, 236 genera, and 1373 species.
Poaceae: Characters, Distribution and Types - Biology Discussion
Important Types of Poaceae: 1. Triticum aestivum (Fig. 118.1): Habit: A cultivated annual crop plant. Root: Adventitious. Stem: Herbaceous, erect, cylindrical, fistular, with distinct nodes and internodes, unbranched, glabrous, a number of tillers. Leaf:
A worldwide phylogenetic classification of the Poaceae …
2015年3月2日 · A phylogenetic classification of the Poaceae, includes 12 subfamilies, 51 tribes, and 80 subtribes evolving clockwise from Joinvillea and Ecdeiocolea (outgroups). Triangles are proportional in height to the size of the taxon where the Poinae is the largest with 697 species; BOP = Bambusoideae, Oryzoideae, and Pooideae; PACMAD = Panicoideae ...
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