View source for Lepidospartum

{{Treatment/ID
|accepted_name=Lepidospartum
|accepted_authority=(A. Gray) A. Gray
|publications={{Treatment/Publication
|title=Proc. Amer. Acad. Arts
|place=19: 50. 1883
|year=1883
}}
|basionyms={{Treatment/ID/Basionym
|name=Tetradymia sect. Lepidosparton
|authority=A. Gray
|rank=section
|publication_title=Proc. Amer. Acad. Arts
|publication_place=9: 207. 1874
}}
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Senecioneae;Lepidospartum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Senecioneae]]</div><div class="higher-taxon"><small>genus</small>[[Lepidospartum]]</div></div>
|etymology=Greek lepidos, scale, and sparton, Spanish broom (the plant)
|volume=Volume 20
|mention_page=page 540, 542
|treatment_page=page 632
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism some measurement;whole_organism growth form"><b>Shrubs </b>(treelets), 20–250 cm (juvenile stems and foliage tomentose, later stems and leaves glabrous or pannose to tomentose, sometimes glabrescent).</span> <span class="statement" id="st-d0_s1" data-properties="stem quantity;stem orientation"><b>Stems </b>1–5+, erect (much branched).</span> <span class="statement" id="st-d0_s2" data-properties=""><b>Leaves </b>cauline;</span> <span class="statement" id="st-d0_s3" data-properties="">alternate;</span> <span class="statement" id="st-d0_s4" data-properties="leaf position;leaf arrangement;leaf architecture;leaf architecture">petiolate or sessile;</span> <span class="statement" id="st-d0_s5" data-properties="">blades palmately (sometimes obscurely) nerved;</span> <span class="statement" id="st-d0_s6" data-properties="blade architecture;blade shape;flowering-stem shape;flowering-stem shape;margin architecture or shape;face pubescence">the juvenile obovate to spatulate, on flowering-stems filiform to acerose or scalelike, margins entire, faces glabrous or tomentose to glabrescent.</span> <span class="statement" id="st-d0_s7" data-properties="head architecture or shape;array architecture"><b>Heads </b>discoid, in ± paniculiform arrays (or clusters of 3–5).</span> <span class="statement" id="st-d0_s8" data-properties="calyculus presence"><b>Calyculi </b>0 (or bractlets intergrading with phyllaries).</span> <span class="statement" id="st-d0_s9" data-properties="involucre shape;involucre diameter"><b>Involucres </b>obconic to cylindric, 4–8 mm diam.</span> <span class="statement" id="st-d0_s10" data-properties="phyllarie duration;phyllarie quantity;phyllarie quantity;phyllarie orientation;phyllarie fusion;phyllarie shape;phyllarie size;series quantity;margin texture"><b>Phyllaries </b>persistent, 8–13 or 12–23+ in 2–4+ series, erect, distinct, mostly ovate to lanceolate, unequal (outer shorter), margins sometimes scarious.</span> <span class="statement" id="st-d0_s11" data-properties="receptacle prominence or shape;receptacle relief;receptacle relief;receptacle architecture"><b>Receptacles </b>flat, smooth or foveolate (glabrous or arachnose), epaleate.</span> <span class="statement" id="st-d0_s12" data-properties="ray-floret presence"><b>Ray-</b>florets 0.</span> <span class="statement" id="st-d0_s13" data-properties="disc-floret quantity;disc-floret reproduction;disc-floret reproduction"><b>Disc-</b>florets 3–17+, bisexual, fertile;</span> <span class="statement" id="st-d0_s14" data-properties="corolla coloration;tube length or size;funnelform shape;throat shape;lobe quantity;lobe orientation;lobe arrangement or course or shape">corollas pale to bright-yellow, tubes longer than campanulate to funnelform throats, lobes 5, recurved, lance-linear;</span> <span class="statement" id="st-d0_s15" data-properties="stigmatic area architecture;apex shape">style-branches: stigmatic areas ± continuous, apices rounded-truncate.</span> <span class="statement" id="st-d0_s16" data-properties="cypsela shape;cypsela architecture;cypsela pubescence;cypsela pubescence"><b>Cypselae </b>± fusiform, 5–15-nerved, glabrous or ± pilose;</span> <span class="statement" id="st-d0_s17" data-properties="bristle quantity;bristle coloration;bristle coloration;bristle architecture">pappi persistent, of ca. 150, white or tawny, barbellulate bristles (in 3–4 series).</span> <span class="statement" id="st-d0_s18" data-properties="pappus duration;x chromosome quantity">x = 30.</span><!--

-->{{Treatment/Body
|distribution=sw United States;nw Mexico
|discussion=<p>Species 3 (3 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
|Leaf blades (flowering stems) scale-like, 2–3 mm; florets 9–17; cypselae glabrous
|[[Lepidospartum squamatum|Lepidospartum squamatum]]
|-id=key-0-1
|1
|Leaf blades (flowering stems) filiform to acerose, 3–40 mm; florets 3–6; cypselae densely hairy
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Flowering stems tomentose with glabrous striae subtending leaves, interruptingtomentum; cypselae 5–6.5 mm
|[[Lepidospartum latisquamum|Lepidospartum latisquamum]]
|-id=key-0-2
|2
|Flowering stems evenly pannose, not striate, dotted with glandular blisters; cypselae ca. 4 mm
|[[Lepidospartum burgessii|Lepidospartum burgessii]]
|}
</div></div><!--

-->{{#Taxon:
name=Lepidospartum
|author=John L. Strother
|authority=(A. Gray) A. Gray
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=Tetradymia sect. Lepidosparton
|family=Asteraceae
|illustrator=Linny Heagy
|illustration copyright=Flora of North America Association
|distribution=sw United States;nw Mexico
|reference=None
|publication title=Proc. Amer. Acad. Arts
|publication year=1883
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V19-20-21/V20_1426.xml
|tribe=Asteraceae tribe Senecioneae
|genus=Lepidospartum
|apex shape=rounded-truncate
|array architecture=paniculiform
|blade architecture=nerved
|blade shape=juvenile
|bristle architecture=barbellulate
|bristle coloration=tawny;white
|bristle quantity=150
|calyculus presence=absent
|corolla coloration=pale;bright-yellow
|cypsela architecture=5-15-nerved
|cypsela pubescence=pilose;glabrous
|cypsela shape=fusiform
|disc-floret quantity=3;17
|disc-floret reproduction=fertile;bisexual
|face pubescence=tomentose;glabrescent
|flowering-stem shape=filiform;acerose or scalelike
|funnelform shape=campanulate
|head architecture or shape=discoid
|involucre diameter=4mm;8mm
|involucre shape=obconic;cylindric
|leaf architecture=sessile;petiolate
|leaf arrangement=alternate
|leaf position=cauline
|lobe arrangement or course or shape=lance-linear
|lobe orientation=recurved
|lobe quantity=5
|margin architecture or shape=entire
|margin texture=scarious
|pappus duration=persistent
|phyllarie duration=persistent
|phyllarie fusion=distinct
|phyllarie orientation=erect
|phyllarie quantity=12;23
|phyllarie shape=mostly ovate;lanceolate
|phyllarie size=unequal
|ray-floret presence=absent
|receptacle architecture=epaleate
|receptacle prominence or shape=flat
|receptacle relief=foveolate;smooth
|series quantity=2;4
|stem orientation=erect
|stem quantity=1;5
|stigmatic area architecture=continuous
|throat shape=campanulate
|tube length or size=longer
|whole_organism growth form=shrub
|whole_organism some measurement=20cm;250cm
|x chromosome quantity=30
}}<!--

-->[[Category:Treatment]][[Category:Asteraceae tribe Senecioneae]]