View source for Lithachne ← Lithachne You do not have permission to edit this page, for the following reason: The action you have requested is limited to users in the group: Users. You can view and copy the source of this page. {{Treatment/ID |accepted_name=Lithachne |accepted_authority=P. Beauv. |publications= |basionyms= |synonyms= |hierarchy=Poaceae;Poaceae subfam. Bambusoideae;Poaceae tribe Olyreae;Lithachne |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Poaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Poaceae subfam. Bambusoideae]]</div><div class="higher-taxon"><small>tribe</small>[[Poaceae tribe Olyreae]]</div><div class="higher-taxon"><small>genus</small>[[Lithachne]]</div></div> |volume=Volume 24 |mention_page= |treatment_page=page 30 }}<!-- --><span class="statement" id="st-d0_s0" data-properties=""><b>Plants </b>perennial;</span> <span class="statement" id="st-d0_s1" data-properties="whole_organism duration;whole_organism growth form;whole_organism growth form">loosely cespitose.</span> <span class="statement" id="st-d0_s2" data-properties="culm some measurement;culm texture"><b>Culms </b>6-75 cm, not woody;</span> <span class="statement" id="st-d0_s3" data-properties="node quantity;node shape">nodes numerous, swollen.</span> <span class="statement" id="st-d0_s4" data-properties="sheath architecture"><b>Sheaths </b>open;</span> <span class="statement" id="st-d0_s5" data-properties="adaxial ligule texture">adaxial ligules membranous;</span> <span class="statement" id="st-d0_s6" data-properties="pseudopetiole some measurement">pseudopetioles 1-2 mm;</span> <span class="statement" id="st-d0_s7" data-properties="blade shape;blade shape;blade orientation;base architecture or shape;apex architecture or shape">blades lanceolate to ovate, folding downwards at night or when stressed, bases and apices asymmetric.</span> <span class="statement" id="st-d0_s8" data-properties=""><b>Inflorescences </b>racemes, partly enclosed by the leaf-sheaths;</span> <span class="statement" id="st-d0_s9" data-properties="axillary raceme reproduction;axillary raceme reproduction;axillary raceme reproduction;spikelet architecture;spikelet quantity;spikelet quantity;spikelet architecture;pedicel shape">axillary racemes unisexual or bisexual, if bisexual, the staminate spikelets below 1 to several pistillate spikelets, pedicels clavate;</span> <span class="statement" id="st-d0_s10" data-properties="terminal raceme architecture;pedicel shape">terminal racemes staminate, pedicels filiform.</span> <span class="statement" id="st-d0_s11" data-properties="floret quantity"><b>Spikelets </b>with 1 floret.</span> <span class="statement" id="st-d0_s12" data-properties="spikelet architecture;spikelet size;spikelet architecture;rachilla internode duration;rachilla internode architecture or shape"><b>Pistillate </b>spikelets much larger than the staminate spikelets, floret borne on a persistent peglike rachilla internode;</span> <span class="statement" id="st-d0_s13" data-properties="glume size;glume architecture">glumes exceeding the floret, subequal, several-veined;</span> <span class="statement" id="st-d0_s14" data-properties="lemma shape;lemma texture;lemma shape;palea margin arrangement;palea position">lemmas helmet-shaped, indurate, laterally compressed, the margins from overlapping the palea margins to nearly concealing the paleas;</span> <span class="statement" id="st-d0_s15" data-properties="style-branch quantity;style-branch shape">style-branches 2, plumose.</span> <span class="statement" id="st-d0_s16" data-properties="spikelet architecture;spikelet shape;spikelet duration"><b>Staminate </b>spikelets lanceolate, early deciduous;</span> <span class="statement" id="st-d0_s17" data-properties="glume presence">glumes absent;</span> <span class="statement" id="st-d0_s18" data-properties="lemma coloration or reflectance;lemma architecture">lemmas translucent, 3-veined;</span> <span class="statement" id="st-d0_s19" data-properties="">anthers 3.</span> <span class="statement" id="st-d0_s20" data-properties="anther quantity;x chromosome quantity">x = 11.</span><!-- -->{{Treatment/Body |distribution=Puerto Rico |discussion=<p>Lithachne has four species. Its primary range extends south from Mexico and the Caribbean islands to Ecuador, but there are disjunct populations in Peru, southern Brazil, northern Argentina, and Paraguay. One species is sold as an ornamental in the United States.</p> |tables= |references= }}<!-- --><!-- -->{{#Taxon: name=Lithachne |author=Mary E. Barkworth; |authority=P. Beauv. |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Poaceae |distribution=Puerto Rico |reference=None |publication title= |publication year= |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V24/V24_25.xml |subfamily=Poaceae subfam. Bambusoideae |tribe=Poaceae tribe Olyreae |genus=Lithachne |adaxial ligule texture=membranous |anther quantity=3 |apex architecture or shape=asymmetric |axillary raceme reproduction=bisexual;bisexual;unisexual |base architecture or shape=asymmetric |blade orientation=downward |blade shape=folding;lanceolate;ovate |culm some measurement=6cm;75cm |culm texture=not woody |floret quantity=1 |glume architecture=several-veined |glume presence=absent |glume size=subequal |lemma architecture=3-veined |lemma coloration or reflectance=translucent |lemma shape=compressed;helmet--shaped |lemma texture=indurate |node quantity=numerous |node shape=swollen |palea margin arrangement=overlapping |palea position=concealing |pedicel shape=filiform;clavate |pseudopetiole some measurement=1mm;2mm |rachilla internode architecture or shape=peglike |rachilla internode duration=persistent |sheath architecture=open |spikelet architecture=staminate;staminate;pistillate;pistillate;staminate |spikelet duration=deciduous |spikelet quantity=several;1 |spikelet shape=lanceolate |spikelet size=much larger |style-branch quantity=2 |style-branch shape=plumose |terminal raceme architecture=staminate |whole_organism duration=perennial |whole_organism growth form=plant;cespitose |x chromosome quantity=11 }}<!-- -->[[Category:Treatment]][[Category:Poaceae tribe Olyreae]] Templates used on this page: Template:Poaceae (view source) Template:Treatment/AuthorLink (view source) Template:Treatment/Body (view source) Template:Treatment/Body/Maps (view source) Template:Treatment/ID (view source) Return to Lithachne.