View source for Dasypyrum

{{Treatment/ID
|accepted_name=Dasypyrum
|accepted_authority=(Coss. & Durieu) T. Durand
|publications=
|basionyms=
|synonyms=
|hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Triticeae;Dasypyrum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Poaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Poaceae subfam. Pooideae]]</div><div class="higher-taxon"><small>tribe</small>[[Poaceae tribe Triticeae]]</div><div class="higher-taxon"><small>genus</small>[[Dasypyrum]]</div></div>
|volume=Volume 24
|mention_page=
|treatment_page=page 256
}}<!--

--><span class="statement" id="st-d0_s0" data-properties=""><b>Plants </b>annual or perennial;</span> <span class="statement" id="st-d0_s1" data-properties="whole_organism duration;whole_organism duration;whole_organism architecture;whole_organism growth form">shortly rhizomatous if perennial.</span> <span class="statement" id="st-d0_s2" data-properties="culm some measurement"><b>Culms </b>20-100 cm.</span> <span class="statement" id="st-d0_s3" data-properties="sheath architecture"><b>Sheaths </b>open;</span> <span class="statement" id="st-d0_s4" data-properties="auricle presence;auricle prominence">auricles present, often inconspicuous;</span> <span class="statement" id="st-d0_s5" data-properties="ligule some measurement;ligule texture;ligule architecture or shape">ligules 0.3-1 mm, membranous, truncate;</span> <span class="statement" id="st-d0_s6" data-properties="blade width;blade prominence or shape;blade arrangement or course or shape;central vein fusion">blades 1-5 mm wide, flat, linear, central vein distinct on the abaxial side.</span> <span class="statement" id="st-d0_s7" data-properties="inflorescence length;inflorescence width;inflorescence shape;inflorescence density;spikelet quantity"><b>Inflorescences </b>terminal spikes, 4-12 cm long including the awns, 0.6-2 cm wide excluding the awns, compressed, dense, with 1 spikelet per node;</span> <span class="statement" id="st-d0_s8" data-properties="rachis internode prominence or shape;margin architecture or pubescence or shape;hair coloration">rachis internodes flat, margins ciliate, hairs white;</span> <span class="statement" id="st-d0_s9" data-properties="">middle internodes 1-3 mm;</span> <span class="statement" id="st-d0_s10" data-properties="middle internode some measurement">disarticulation in the rachises, at the nodes beneath each spikelet.</span> <span class="statement" id="st-d0_s11" data-properties="spikelet some measurement;spikelet some measurement;spikelet length;spikelet arrangement;spikelet orientation;spikelet shape;floret quantity;lower floret quantity;floret reproduction;terminal floret reproduction"><b>Spikelets </b>25-75 mm including the awns, 7-22 mm excluding the awns, more than 3 times the length of the rachis internodes, usually divergent, sometimes ascending, laterally compressed, with 2-4 florets, the lower 2 florets usually bisexual, the terminal florets sterile;</span> <span class="statement" id="st-d0_s12" data-properties="">rachilla internodes below the lower florets shorter than those below the terminal florets.</span> <span class="statement" id="st-d0_s13" data-properties="glume variability;glume some measurement;glume some measurement;glume texture;glume architecture;glume shape;hair some measurement;margin size;margin fragility;margin coloration or reflectance;apex shape;awn pubescence or relief"><b>Glumes </b>equal, to 40 mm including the awns, to 8 mm excluding the awns, coriaceous, usually 5-veined, strongly 2-keeled, keels with 1-3 mm hairs, margins unequal, stiff, translucent, apices tapering into scabrous awns;</span> <span class="statement" id="st-d0_s14" data-properties="lemma reproduction;lemma some measurement;lemma shape;lemma shape;lemma architecture;apex shape;apex architecture or shape;awn some measurement">bisexual lemmas 9-13 mm excluding the awns, lanceolate, keeled, usually 5-veined, apices acuminate, awned, awns to 60 mm;</span> <span class="statement" id="st-d0_s15" data-properties="lemma reproduction;lemma size;awn some measurement">sterile lemmas smaller, awns to 10 mm;</span> <span class="statement" id="st-d0_s16" data-properties="palea shape;palea texture;palea architecture;palea shape">paleas narrowly lanceolate, membranous, 2-veined, 2-keeled;</span> <span class="statement" id="st-d0_s17" data-properties="lodicule quantity;lodicule fusion;lodicule texture;lodicule pubescence;lodicule pubescence">lodicules 2, free, membranous, ciliate or glabrous;</span> <span class="statement" id="st-d0_s18" data-properties="anther quantity;anther some measurement;anther coloration">anthers 3, 4-7 mm, yellow;</span> <span class="statement" id="st-d0_s19" data-properties="ovary pubescence">ovaries pubescent;</span> <span class="statement" id="st-d0_s20" data-properties="x chromosome quantity">styles 2, free to the base, x = 7.</span> <span class="statement" id="st-d0_s21" data-properties="style quantity;style fusion"><b>Haplome </b>V.</span><!--

-->{{Treatment/Body
|distribution=Pa.
|discussion=<p>Dasypyrum is a Mediterranean genus of two species; only one has been collected in the Flora region. The hairy, 2-keeled glumes make the genus easily distinguishable from other genera in the Triticeae.</p>
|tables=
|references={{Treatment/Reference
|id=frederiksen1991b
|text=Frederiksen, S. 1991. Taxonomic studies in Dasypyrum (Poaceae). Nordic J. Bot. 11:135-142.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Dasypyrum
|author=Signe Frederiksen;
|authority=(Coss. & Durieu) T. Durand
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Poaceae
|illustrator=Cindy Roché
|illustration copyright=Utah State University
|distribution=Pa.
|reference=frederiksen1991b
|publication title=
|publication year=
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V24/V24_367.xml
|subfamily=Poaceae subfam. Pooideae
|tribe=Poaceae tribe Triticeae
|genus=Dasypyrum
|anther coloration=yellow
|anther quantity=3
|anther some measurement=4mm;7mm
|apex architecture or shape=awned
|apex shape=acuminate;tapering
|auricle presence=absent
|auricle prominence=inconspicuous
|awn pubescence or relief=scabrous
|awn some measurement=0mm;10mm
|blade arrangement or course or shape=linear
|blade prominence or shape=flat
|blade width=1mm;5mm
|central vein fusion=distinct
|culm some measurement=20cm;100cm
|floret quantity=2;4
|floret reproduction=bisexual
|glume architecture=5-veined
|glume shape=2-keeled
|glume some measurement=0mm;8mm
|glume texture=coriaceous
|glume variability=equal
|hair coloration=white
|hair some measurement=1mm;3mm
|inflorescence density=dense
|inflorescence length=4cm;12cm
|inflorescence shape=compressed
|inflorescence width=0.6cm;2cm
|lemma architecture=5-veined
|lemma reproduction=sterile;bisexual
|lemma shape=keeled;lanceolate
|lemma size=smaller
|lemma some measurement=9mm;13mm
|ligule architecture or shape=truncate
|ligule some measurement=0.3mm;1mm
|ligule texture=membranous
|lodicule fusion=free
|lodicule pubescence=glabrous;ciliate
|lodicule quantity=2
|lodicule texture=membranous
|lower floret quantity=2
|margin architecture or pubescence or shape=ciliate
|margin coloration or reflectance=translucent
|margin fragility=stiff
|margin size=unequal
|middle internode some measurement=1mm;3mm
|ovary pubescence=pubescent
|palea architecture=2-veined
|palea shape=2-keeled;lanceolate
|palea texture=membranous
|rachis internode prominence or shape=flat
|sheath architecture=open
|spikelet arrangement=divergent
|spikelet length=3+ times the length of
|spikelet orientation=ascending
|spikelet quantity=1
|spikelet shape=compressed
|spikelet some measurement=7mm;22mm
|style fusion=free
|style quantity=2
|terminal floret reproduction=sterile
|whole_organism architecture=rhizomatous
|whole_organism duration=perennial;annual
|whole_organism growth form=plant
|x chromosome quantity=7
}}<!--

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