View source for Cheilanthes viscida

{{Treatment/ID
|accepted_name=Cheilanthes viscida
|accepted_authority=Davenport
|publications={{Treatment/Publication
|title=Bull. Torrey Bot. Club
|place=6: 191. 1877
|year=1877
}}
|common_names=Viscid lip fern
|basionyms=
|synonyms=
|hierarchy=Pteridaceae;Cheilanthes;Cheilanthes viscida
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Pteridaceae]]</div><div class="higher-taxon"><small>genus</small>[[Cheilanthes]]</div><div class="higher-taxon"><small>species</small>[[Cheilanthes viscida]]</div></div>
|volume=Volume 2
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="stem growth form or orientation;stem diameter"><b>Stems </b>short-creeping, usually 4–8 mm diam.;</span> <span class="statement" id="st-d0_s1" data-properties="scale coloration;scale shape;scale arrangement or shape;scale fixation or orientation;scale duration">scales uniformly brown, linear-subulate, strongly contorted, loosely appressed, persistent.</span> <span class="statement" id="st-d0_s2" data-properties=""><b>Leaves </b>clustered, 6–30 cm;</span> <span class="statement" id="st-d0_s3" data-properties="leaf arrangement or growth form;leaf some measurement;leaf vernation">vernation circinate.</span> <span class="statement" id="st-d0_s4" data-properties="petiole coloration;petiole shape;petiole architecture"><b>Petiole </b>dark-brown, flattened or slightly grooved distally on adaxial surface.</span> <span class="statement" id="st-d0_s5" data-properties="blade shape;blade shape;blade width"><b>Blade </b>narrowly oblong to linear, 3-pinnate-pinnatifid at base, 1–4 cm wide;</span> <span class="statement" id="st-d0_s6" data-properties="rachis shape;rachis architecture;scale quantity">rachis flattened or slightly grooved adaxially, lacking scales, with monomorphic pubescence.</span> <span class="statement" id="st-d0_s7" data-properties="pinna architecture;pinna coloration;basal pinna size;basal pinna architecture or shape;basal pinna pubescence"><b>Pinnae </b>not articulate, dark color of stalk continuing into pinna base, basal pair slightly smaller than adjacent pair, ± equilateral, appearing glandular-pubescent adaxially.</span> <span class="statement" id="st-d0_s8" data-properties="costa length"><b>Costae </b>green adaxially for most of length;</span> <span class="statement" id="st-d0_s9" data-properties="abaxial scale presence">abaxial scales absent.</span> <span class="statement" id="st-d0_s10" data-properties="ultimate segment shape;ultimate segment shape;ultimate segment size;ultimate segment some measurement;ultimate segment pubescence;gland height or length or size;gland texture;gland architecture or shape"><b>Ultimate </b>segments oblong to lanceolate, not beadlike, the largest 3–4 mm, abaxially and adaxially glandular-pubescent with short, sticky, capitate glands.</span> <span class="statement" id="st-d0_s11" data-properties="false indusium position;false indusium variability;false indusium width"><b>False </b>indusia marginal, weakly differentiated, 0.05–0.25 mm wide.</span> <span class="statement" id="st-d0_s12" data-properties="sorus architecture or arrangement;sorus arrangement or density"><b>Sori </b>usually discontinuous, concentrated on apical and lateral lobes.</span> <span class="statement" id="st-d0_s13" data-properties="spore quantity"><b>Sporangia </b>containing 64 spores.</span><!--

-->{{Treatment/Body
|phenology=Sporulating late spring–fall.
|habitat=Cliffs and rocky slopes, usually on igneous substrates
|elevation=200–1300 m
|distribution=Calif.;Mexico in Baja California
|discussion=<p>Cheilanthes viscida is confined to a relatively small region in the deserts of California. Variations in spore size among populations suggest that the species may include more than one cytotype.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Cheilanthes viscida
|authority=Davenport
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Pteridaceae
|phenology=Sporulating late spring–fall.
|habitat=Cliffs and rocky slopes, usually on igneous substrates
|elevation=200–1300 m
|distribution=Calif.;Mexico in Baja California
|reference=None
|publication title=Bull. Torrey Bot. Club
|publication year=1877
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V2/V2_819.xml
|genus=Cheilanthes
|species=Cheilanthes viscida
|abaxial scale presence=absent
|basal pinna architecture or shape=equilateral
|basal pinna pubescence=glandular-pubescent
|basal pinna size=slightly smaller than adjacent pair
|blade shape=3-pinnate-pinnatifid;narrowly oblong;linear
|blade width=1cm;4cm
|costa length=green
|false indusium position=marginal
|false indusium variability=differentiated
|false indusium width=0.05mm;0.25mm
|gland architecture or shape=capitate
|gland height or length or size=short
|gland texture=sticky
|leaf arrangement or growth form=clustered
|leaf some measurement=6cm;30cm
|leaf vernation=circinate
|petiole architecture=grooved
|petiole coloration=dark-brown
|petiole shape=flattened
|pinna architecture=not articulate
|pinna coloration=dark color
|rachis architecture=grooved
|rachis shape=flattened
|scale arrangement or shape=contorted
|scale coloration=brown
|scale duration=persistent
|scale fixation or orientation=appressed
|scale quantity=lacking
|scale shape=linear-subulate
|sorus architecture or arrangement=discontinuous
|sorus arrangement or density=concentrated
|spore quantity=64
|stem diameter=4mm;8mm
|stem growth form or orientation=short-creeping
|ultimate segment pubescence=glandular-pubescent
|ultimate segment shape=not beadlike;oblong;lanceolate
|ultimate segment size=largest
|ultimate segment some measurement=3mm;4mm
}}<!--

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