View source for Chorizanthe rectispina

{{Treatment/ID
|accepted_name=Chorizanthe rectispina
|accepted_authority=Goodman
|publications={{Treatment/Publication
|title=Ann. Missouri Bot. Gard.
|place=21: 72. 1934
|year=1934
}}
|common_names=Prickly spineflower
|basionyms=
|synonyms=
|hierarchy=Polygonaceae;Polygonaceae subfam. Eriogonoideae;Chorizanthe;Chorizanthe subg. Amphietes;Chorizanthe sect. Ptelosepala;Chorizanthe rectispina
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Polygonaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Polygonaceae subfam. Eriogonoideae]]</div><div class="higher-taxon"><small>genus</small>[[Chorizanthe]]</div><div class="higher-taxon"><small>subgenus</small>[[Chorizanthe subg. Amphietes]]</div><div class="higher-taxon"><small>section</small>[[Chorizanthe sect. Ptelosepala]]</div><div class="higher-taxon"><small>species</small>[[Chorizanthe rectispina]]</div></div>
|volume=Volume 5
|mention_page=page 448
|treatment_page=page 460
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>spreading to decumbent, 0.3–0.8(–1) × 0.5–4(–5) dm, appressed-pubescent. <b>Leaves</b> basal; petiole 0.5–2 cm; blade oblanceolate to spatulate, 0.5–1.5(–2) × 0.2–0.6 cm, thinly pubescent. <b>Inflorescences</b> with involucres in small, open clusters 0.5–1.5 cm diam., greenish to grayish; bracts 2, without whorl of sessile bracts about midstem, usually leaflike, oblanceolate to elliptic, 0.5–1.5 cm × 1.5–5 mm, gradually reduced and becoming scalelike at distal nodes, linear, aciculate, acerose, 0.3–0.8 cm × 1–2 mm, awns straight, 0.5–1.5 mm. <b>Involucres</b> 3–10+, grayish to reddish, urceolate, slightly ventricose basally, 2–2.5(–3) mm, slightly corrugate, without scarious or membranous margins, densely pubescent; teeth spreading, unequal, 1–2 mm; awns straight or uncinate, unequal, with longer anterior one straight, mostly 1.5–2.5 mm, others uncinate, 0.3–0.6 mm. <b>Flowers</b> exserted; perianth bicolored with floral tube yellow and tepals yellow or white, cylindric, 3.5–4 mm, sparsely pubescent; tepals connate 1/2 their length, dimorphic, obovate, those of outer whorl white, obovate to nearly orbiculate, 3–4 times longer than those of inner whorl, , truncate to slightly 2-lobed apically, those of inner lobes erect, yellow, broadly obovate, truncate and erose apically; stamens 9, included; filaments distinct, 1–1.5 mm, glabrous; anthers yellow to golden, oblong, 0.5–0.6 mm. <b>Achenes</b> brown, globose-lenticular, 3–3.5 mm. <b>2n</b> = (36), 40, (44).</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Jul.
|habitat=Sandy to gravelly flats and slopes, mixed grassland communities, pine-oak woodlands
|elevation=200-600 m
|distribution=Calif.
|discussion=<p>Of conservation concern.</p><!--
--><p><i>Chorizanthe rectispina</i> is infrequent and localized in the Coast Ranges of west-central California.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Chorizanthe rectispina
|author=
|authority=Goodman
|rank=species
|parent rank=section
|synonyms=
|basionyms=
|family=Polygonaceae
|phenology=Flowering May–Jul.
|habitat=Sandy to gravelly flats and slopes, mixed grassland communities, pine-oak woodlands
|elevation=200-600 m
|distribution=Calif.
|reference=None
|publication title=Ann. Missouri Bot. Gard.
|publication year=1934
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V5/V5_959.xml
|subfamily=Polygonaceae subfam. Eriogonoideae
|genus=Chorizanthe
|subgenus=Chorizanthe subg. Amphietes
|section=Chorizanthe sect. Ptelosepala
|species=Chorizanthe rectispina
}}<!--

-->[[Category:Treatment]][[Category:Chorizanthe sect. Ptelosepala]]