View source for Tetraphis ← Tetraphis 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=Tetraphis |accepted_authority=Hedwig |publications={{Treatment/Publication |title=Sp. Musc. Frond., |place=43. 1801 , }} |basionyms= |synonyms={{Treatment/ID/Synonym |name=Georgia |authority=Müller Hal. |rank=genus }} |hierarchy=Tetraphidaceae;Tetraphis |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Tetraphidaceae]]</div><div class="higher-taxon"><small>genus</small>[[Tetraphis]]</div></div> |etymology=Greek tetra, four, and probably Graecizied Latin -fid, divided, alluding to peristome |volume=Volume 27 |mention_page=page 4, 9, 116 |treatment_page=page 111 }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole_organism size;whole_organism coloration;whole_organism coloration;whole_organism growth form"><b>Plants </b>small, green distally, reddish-brown proximally.</span> <span class="statement" id="st-d0_s1" data-properties="protonematal flap shape;protonematal flap duration"><b>Thallose </b>protonematal flaps not persistent.</span> <span class="statement" id="st-d0_s2" data-properties="stem quantity;stem some measurement;stem height;stem architecture;stem architecture"><b>Stems </b>many, 0.8–1.5 cm, rarely taller, naked proximally, densely foliate distally.</span> <span class="statement" id="st-d0_s3" data-properties="leaf orientation;leaf shape;leaf coloration;leaf arrangement or shape;leaf shape;leaf some measurement;proximal leaf shape"><b>Leaves </b>spreading, keeled, pellucid when moist, slightly contorted when dry, variable in size and shape, 1–3 mm, proximal leaves ovate to ovatelanceolate;</span> <span class="statement" id="st-d0_s4" data-properties="distal leaf shape;distal leaf shape;margin architecture or shape;margin orientation;costa position">costa ending well before the apex, distal leaves linear, acute to acuminate, margins entire, broadly reflexed, costa subpercurrent;</span> <span class="statement" id="st-d0_s5" data-properties="laminal bud architecture;laminal bud shape;laminal bud arrangement or course or shape">laminal cells thick-walled, irregularly rounded-hexagonal in distal leaf and becoming oblong-linear near leaf base.</span> <span class="statement" id="st-d0_s6" data-properties="structure development;structure reproduction;structure architecture;bract shape;stem shape;stem reproduction;material reproduction;material reproduction"><b>Specialized </b>asexual structures: stalked, discoid gemmae borne in rosette of rounded bracts formed on top of vegetative stem, usually present in both sterile and fertile material.</span> <span class="statement" id="st-d0_s7" data-properties="gemma architecture or shape;gemma reproduction;paraphyse quantity;paraphyse arrangement"><b>Sexual </b>condition with antheridia among numerous paraphyses adjacent to the archegonia;</span> <span class="statement" id="st-d0_s8" data-properties="perichaetial leaf shape;perichaetial leaf shape;perichaetial leaf architecture or shape">perichaetial leaves lanceolate, long-acuminate, entire.</span> <span class="statement" id="st-d0_s9" data-properties="seta some measurement;seta course;seta architecture or pubescence or relief;bud architecture;bud architecture or pubescence or relief;section size;section relief;section shape;bud course;cell end orientation;bud architecture or pubescence or relief;bud architecture;bud relief;bud orientation;bud course"><b>Seta </b>6–17 mm, straight, smooth, cells spirally twisted throughout or smooth, occasionally small sections of straight cells papillose by projecting cell ends (prorulate) near the base, or geniculate, cells smooth and spirally twisted below the bend but cells straight, prorulate beyond the bend.</span> <span class="statement" id="st-d0_s10" data-properties="capsule shape;capsule some measurement;capsule architecture or shape;capsule course;capsule coloration"><b>Capsule </b>narrowly cylindric, 2–3 mm, symmetric or slightly curved, brown to reddish-brown;</span> <span class="statement" id="st-d0_s11" data-properties="operculum shape">operculum conic;</span> <span class="statement" id="st-d0_s12" data-properties="peristome tooth architecture or dehiscence">peristome teeth occasionally splitting when dry and appearing to more than four.</span> <span class="statement" id="st-d0_s13" data-properties="calyptra architecture or pubescence or relief;calyptra coloration"><b>Calyptra,</b> smooth, whitish.</span> <span class="statement" id="st-d0_s14" data-properties="spore relief"><b>Spores </b>papillose.</span><!-- -->{{Treatment/Body |distribution=Circumboreal |discussion=<p>Species 2 (2 in the flora).</p> |tables= |references= }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Seta geniculate, outer cells smooth, and spirally twisted below the bend, cells straight and papillose by projecting cell walls above the bend. |[[Tetraphis geniculata|Tetraphis geniculata]] |-id=key-0-1 |1 |Seta not geniculate, outer cells smooth, and spirally twisted throughout the entire length of the seta, not papillose, or sometimes lightly papillose near the base. |[[Tetraphis pellucida|Tetraphis pellucida]] |} </div></div><!-- -->{{#Taxon: name=Tetraphis |authority=Hedwig |rank=genus |parent rank=family |synonyms=Georgia |basionyms= |family=Tetraphidaceae |distribution=Circumboreal |reference=None |publication title=Sp. Musc. Frond., |publication year= |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V27/V27_126.xml |genus=Tetraphis |bract shape=rounded |bud architecture=twisted;twisted |bud architecture or pubescence or relief=smooth;smooth |bud course=straight;straight |bud orientation=bend |bud relief=prorulate |calyptra architecture or pubescence or relief=smooth |calyptra coloration=whitish |capsule architecture or shape=symmetric |capsule coloration=brown;reddish-brown |capsule course=curved |capsule shape=cylindric |capsule some measurement=2mm;3mm |cell end orientation=projecting |costa position=subpercurrent |distal leaf shape=acute;acuminate |gemma architecture or shape=discoid |gemma reproduction=sexual |laminal bud architecture=thick-walled |laminal bud arrangement or course or shape=oblong-linear |laminal bud shape=rounded-hexagonal |leaf arrangement or shape=contorted |leaf coloration=pellucid |leaf orientation=spreading |leaf shape=variable;keeled |leaf some measurement=1mm;3mm |margin architecture or shape=entire |margin orientation=reflexed |material reproduction=fertile;sterile |operculum shape=conic |paraphyse arrangement=adjacent |paraphyse quantity=numerous |perichaetial leaf architecture or shape=entire |perichaetial leaf shape=long-acuminate;lanceolate |peristome tooth architecture or dehiscence=splitting |protonematal flap duration=not persistent |protonematal flap shape=thallose |proximal leaf shape=ovate;ovatelanceolate |section relief=papillose |section shape=geniculate |section size=small |seta architecture or pubescence or relief=smooth |seta course=straight |seta some measurement=6mm;17mm |spore relief=papillose |stem architecture=foliate;naked |stem height=taller |stem quantity=many |stem reproduction=vegetative |stem shape=rounded |stem some measurement=0.8cm;1.5cm |structure architecture=stalked |structure development=specialized |structure reproduction=asexual |whole_organism coloration=reddish-brown;green |whole_organism growth form=plant |whole_organism size=small }}<!-- -->[[Category:Treatment]][[Category:Tetraphidaceae]] Templates used on this page: Template:Tetraphidaceae (view source) Template:Treatment/AuthorLink (view source) Template:Treatment/Body (view source) Template:Treatment/Body/Maps (view source) Template:Treatment/ID (view source) Template:Treatment/ID/Synonym (view source) Template:Treatment/Publication (view source) Return to Tetraphis.