View source for Abronia villosa

{{Treatment/ID
|accepted_name=Abronia villosa
|accepted_authority=S. Watson
|publications={{Treatment/Publication
|title=Amer. Naturalist
|place=7: 302. 1873
|year=1873
}}
|common_names=Desert sand-verbena
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms=
|hierarchy=Nyctaginaceae;Abronia;Abronia villosa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Nyctaginaceae]]</div><div class="higher-taxon"><small>genus</small>[[Abronia]]</div><div class="higher-taxon"><small>species</small>[[Abronia villosa]]</div></div>
|volume=Volume 4
|mention_page=page 62, 67, 6
|treatment_page=page 66
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism duration;whole_organism growth form"><b>Plants </b>annual.</span> <span class="statement" id="st-d0_s1" data-properties="stem orientation;stem orientation;stem architecture;stem shape;stem pubescence;plant size;mat size;mat architecture or fragility"><b>Stems </b>decumbent to ascending, often widely spreading, much branched in large plants, forming large, loose mats, elongate, usually with reddish tinge, glandular-pubescent to long viscid-villous.</span> <span class="statement" id="st-d0_s2" data-properties="petiole some measurement"><b>Leaves:</b> petiole 0.5–5 cm;</span> <span class="statement" id="st-d0_s3" data-properties="blade shape;blade length;blade width;margin shape;margin shape;adaxial surface pubescence;adaxial surface pubescence;abaxial surface pubescence">blade deltate-ovate to ovate or elliptic, 1–5 × 1–4.5 cm, margins entire to sinuate and ± undulate, adaxial surface glabrous or glandular-pubescent, abaxial surface glandular-pubescent.</span> <span class="statement" id="st-d0_s4" data-properties="peduncle length or size"><b>Inflorescences:</b> peduncle longer than subtending petiole;</span> <span class="statement" id="st-d0_s5" data-properties="bract shape;bract length;bract width;bract texture;bract pubescence">bracts lanceolate to lanceovate, 2.5–11 × 1–3 mm, papery, viscid-villous;</span> <span class="statement" id="st-d0_s6" data-properties="flower quantity">flowers 15–35.</span> <span class="statement" id="st-d0_s7" data-properties="tube coloration;tube some measurement;limb coloration;limb coloration;limb diameter;eyespot coloration"><b>Perianth:</b> tube pink, 10–35 mm, limb usually magenta, with light eyespot, rarely white, 6–18 mm diam.</span> <span class="statement" id="st-d0_s8" data-properties="fruit architecture;fruit shape;fruit length;fruit width;fruit texture;fruit architecture"><b>Fruits </b>usually winged, ± obdeltate in profile, 5–10 × 4–15 mm, indurate, ± rugose-veined, sometimes inconspicuously so;</span> <span class="statement" id="st-d0_s9" data-properties="wing quantity;wing architecture or shape;wing width;wing architecture or shape;wing variability;wing variability;wing position;wing texture;apex shape">wings 3–5, not folded, without dilations, thin, truncate distally, equaling or extending slightly beyond conic apex of fruit body, interior spongy.</span><!--

-->{{Treatment/Body
|distribution=Ariz.;Calif.;Nev.;Utah;nw Mexico
|discussion=<p>Varieties 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
|Perianth tubes 10-20 mm; fruits strongly rugose veined
|[[Abronia villosa var. villosa|Abronia villosa var. villosa]]
|-id=key-0-1
|1
|Perianth tubes 20-35 mm; fruits inconspicuously rugose veined
|[[Abronia villosa var. aurita|Abronia villosa var. aurita]]
|}
</div></div><!--

-->{{#Taxon:
name=Abronia villosa
|authority=S. Watson
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Nyctaginaceae
|distribution=Ariz.;Calif.;Nev.;Utah;nw Mexico
|reference=None
|publication title=Amer. Naturalist
|publication year=1873
|special status=Illustrated
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V4/V4_131.xml
|genus=Abronia
|species=Abronia villosa
|abaxial surface pubescence=glandular-pubescent
|adaxial surface pubescence=glandular-pubescent;glabrous
|apex shape=conic
|blade length=1cm;5cm
|blade shape=deltate-ovate;ovate or elliptic
|blade width=1cm;4.5cm
|bract length=2.5mm;11mm
|bract pubescence=viscid-villous
|bract shape=lanceolate;lanceovate
|bract texture=papery
|bract width=1mm;3mm
|eyespot coloration=light
|flower quantity=15;35
|fruit architecture=rugose-veined;winged
|fruit length=5mm;10mm
|fruit shape=obdeltate
|fruit texture=indurate
|fruit width=4mm;15mm
|limb coloration=white;magenta
|limb diameter=6mm;18mm
|margin shape=undulate;entire;sinuate
|mat architecture or fragility=loose
|mat size=large
|peduncle length or size=longer
|petiole some measurement=0.5cm;5cm
|plant size=large
|stem architecture=branched
|stem orientation=spreading;decumbent;ascending
|stem pubescence=glandular-pubescent;long viscid-villous
|stem shape=elongate
|tube coloration=pink
|tube some measurement=10mm;35mm
|whole_organism duration=annual
|whole_organism growth form=plant
|wing architecture or shape=truncate;not folded
|wing position=interior
|wing quantity=3;5
|wing texture=spongy
|wing variability=extending;equaling
|wing width=thin
}}<!--

-->[[Category:Treatment]][[Category:Abronia]]