View source for Timmia

{{Treatment/ID
|accepted_name=Timmia
|accepted_authority=Hedwig
|publications={{Treatment/Publication
|title=Sp. Musc. Frond.,
|place=176. 1801 ,
}}
|basionyms=
|synonyms=
|hierarchy=Timmiaceae;Timmia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Timmiaceae]]</div><div class="higher-taxon"><small>genus</small>[[Timmia]]</div></div>
|etymology=For Joachim Christian Timm, 1734–1805, botanist and Burgermeister of Malchin, Mecklenberg
|volume=Volume 27
|mention_page=page 166, 169
|treatment_page=page 165
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism atypical some measurement;whole_organism atypical some measurement;whole_organism some measurement;whole_organism coloration;whole_organism reflectance;whole_organism coloration;whole_organism growth form;tuft architecture;tuft architecture"><b>Plants </b>(1–) 2–9 (–13) cm, in compact or loose tufts, brownish proximally, bright to yellowish green distally.</span> <span class="statement" id="st-d0_s1" data-properties="leaf shape;leaf arrangement;leaf orientation;leaf atypical some measurement;leaf atypical some measurement;leaf some measurement;leaf width"><b>Leaves </b>crisped to imbricate (and occasionally inrolled) when dry, erect-patent to spreading when moist, (1.5–) 2–8 (–12) mm, 0.5–1.2 mm wide at mid-limb;</span> <span class="statement" id="st-d0_s2" data-properties="limb-sheath duration;papilla arrangement;papilla size;papilla shape">cells of the sheath lamina longer and narrower near the margins, shorter and broader near the limb-sheath transition, smooth on the adaxial surface, smooth or with a series of linearly-arranged, large round papillae on the abaxial surface of the lumens.</span> <span class="statement" id="st-d0_s3" data-properties="bud length or size;bud width;bud height or length or size;bud width;bud architecture or pubescence or relief;bud architecture or pubescence or relief;bud architecture or pubescence or relief;bud reproduction;bud reproduction;bud reproduction"><b>Sexual </b>condition monoicous or dioicous;</span> <span class="statement" id="st-d0_s4" data-properties="gametophyte reproduction;gametophyte architecture">male gametophyte (in dioicous taxa) monopodial, with the stem continuing growth through terminal perigonia;</span> <span class="statement" id="st-d0_s5" data-properties="paraphyse quantity;paraphyse shape;bud atypical quantity;bud quantity;tip shape">paraphyses few, of 10–15 (–40) cells, filiform, with fusiform tips;</span> <span class="statement" id="st-d0_s6" data-properties="archegonium quantity;archegonium some measurement">archegonia 1–6 per perichaetium, ca. 1–2 mm;</span> <span class="statement" id="st-d0_s7" data-properties="antheridium quantity;antheridium some measurement">antheridia 5–40 per perigonium, ca. 1–2 mm.</span> <span class="statement" id="st-d0_s8" data-properties="capsule length;capsule width"><b>Capsule </b>ca. 2.5–3 × 1–1.5 mm;</span> <span class="statement" id="st-d0_s9" data-properties="wall architecture;wall architecture">exothecial cells with smooth or sinuose walls;</span> <span class="statement" id="st-d0_s10" data-properties="peristome architecture">peristome diplolepideous;</span> <span class="statement" id="st-d0_s11" data-properties="exostome tooth some measurement;exostome tooth coloration;exostome tooth coloration;exostome tooth coloration">exostome teeth 0.5–1 mm, yellow in proximal half, pale or hyaline distally;</span> <span class="statement" id="st-d0_s12" data-properties="endostome coloration;endostome coloration;endostome height;basal membrane height;exostome quantity;cilium shape;cilium relief;cilium architecture;cilium architecture">endostome hyaline or yellowish, with a high basal membrane about half the height of the exostome, and 64 irregularly anastomosing, nodose cilia papillose externally and smooth or appendiculate on the interior surface.</span> <span class="statement" id="st-d0_s13" data-properties="spore shape;spore relief;spore coloration;spore coloration;spore some measurement"><b>Spores </b>round, finely papillose, pale-yellow or brown, 13–22 µm.</span><!--

-->{{Treatment/Body
|distribution=North America;Eurasia;n Africa;Pacific Islands (Hawaii) in arctic;Pacific Islands (New Zealand) in arctic;boreal;montane;and temperate areas
|discussion=<p>Species 4 (4 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=brassard1979a
|text=Brassard, G. R. 1979. The moss genus Timmia. 1. Introduction, and revision of T. norvegica and allied taxa. Lindbergia 5: 39–53.
}}{{Treatment/Reference
|id=brassard1980a
|text=Brassard, G. R. 1980. The moss genus Timmia. 2. Sect. Timmiaurea. Lindbergia 6: 129–136.
}}{{Treatment/Reference
|id=brassard1984a
|text=Brassard, G. R. 1984. The moss genus Timmia. 3. Sect. Timmia. Lindbergia 10: 33–40.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Cells at leaf insertion not hyaline and fragile, leaves not readily breaking away from stem
|[[#key-0-2| > 2]]
|-id=key-0-1
|1
|Cells at leaf insertion hyaline and fragile, leaves readily breaking away from stem [Sect. Norvegicae]
|[[#key-0-3| > 3]]
|-id=key-0-2
|2
|Leaf sheaths bright, clear orange (appearing red when still on the stem); cilia of endostome non-appendiculate; dioicous [Sect. Timmiaurea].
|[[Timmia austriaca|Timmia austriaca]]
|-id=key-0-2
|2
|Leaf sheaths pale, uncoloured or yellowish; cilia of endostome appendiculate; monoicous [Sect. Timmia]
|[[Timmia megapolitana|Timmia megapolitana]]
|-id=key-0-3
|3
|Abaxial surface of mid-limb cells non-mamillose and non-papillose.
|[[Timmia norvegica|Timmia norvegica]]
|-id=key-0-3
|3
|Abaxial surface of mid-limb cells mamillose and pluripapillose (as seen in cross section).
|[[Timmia sibirica|Timmia sibirica]]
|}
</div></div><!--

-->{{#Taxon:
name=Timmia
|authority=Hedwig
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Timmiaceae
|distribution=North America;Eurasia;n Africa;Pacific Islands (Hawaii) in arctic;Pacific Islands (New Zealand) in arctic;boreal;montane;and temperate areas
|reference=brassard1979a;brassard1980a;brassard1984a
|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_208.xml
|genus=Timmia
|antheridium quantity=5;40
|antheridium some measurement=1mm;2mm
|archegonium quantity=1;6
|archegonium some measurement=1mm;2mm
|basal membrane height=high
|bud architecture or pubescence or relief=with a series;smooth;smooth
|bud atypical quantity=15;40
|bud height or length or size=shorter
|bud length or size=longer
|bud quantity=10;15
|bud reproduction=dioicous;monoicous;sexual
|bud width=broader;narrower
|capsule length=2.5mm;3mm
|capsule width=1mm;1.5mm
|cilium architecture=appendiculate;smooth
|cilium relief=papillose
|cilium shape=nodose
|endostome coloration=yellowish;hyaline
|endostome height=anastomosing
|exostome quantity=64
|exostome tooth coloration=hyaline;pale;yellow
|exostome tooth some measurement=0.5mm;1mm
|gametophyte architecture=monopodial
|gametophyte reproduction=male
|leaf arrangement=imbricate
|leaf atypical some measurement=8mm;12mm
|leaf orientation=erect-patent;spreading
|leaf shape=crisped
|leaf some measurement=2mm;8mm
|leaf width=0.5mm;1.2mm
|limb-sheath duration=transition
|papilla arrangement=linearly-arranged
|papilla shape=round
|papilla size=large
|paraphyse quantity=few
|paraphyse shape=filiform
|peristome architecture=diplolepideous
|spore coloration=brown;pale-yellow
|spore relief=papillose
|spore shape=round
|spore some measurement=13um;22um
|tip shape=fusiform
|tuft architecture=loose;compact
|wall architecture=sinuose;smooth
|whole_organism atypical some measurement=9cm;13cm
|whole_organism coloration=yellowish green;brownish
|whole_organism growth form=plant
|whole_organism reflectance=bright
|whole_organism some measurement=2cm;9cm
}}<!--

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