View source for Erigeron tenellus

{{Treatment/ID
|accepted_name=Erigeron tenellus
|accepted_authority=de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
|publications={{Treatment/Publication
|title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|place=5: 288. 1836
|year=1836
}}
|common_names=Rio Grande fleabane
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Erigeron;Erigeron tenellus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Astereae]]</div><div class="higher-taxon"><small>genus</small>[[Erigeron]]</div><div class="higher-taxon"><small>species</small>[[Erigeron tenellus]]</div></div>
|volume=Volume 20
|mention_page=page 263
|treatment_page=page 319
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 15–40 cm; slenderly taprooted. <b>Stems</b> initially erect, later ascending to decumbent (herbaceous), proximally spreading- to deflexed-villous, closely to loosely strigose on distal 1/3–1/2, eglandular. <b>Leaves</b> basal (often drying translucent, often withering by flowering) and cauline; basal (thin) blades oblanceolate to obovate or spatulate, 10–80(–140) × 5–34 mm, cauline slightly or gradually reduced to distal 1/3 of stems (bases clasping), margins usually with 1–4 pairs of teeth or lobes, sometimes entire, faces sparsely short-hirsute to hirsuto-villous, eglandular. <b>Heads</b> (1–)3–10(–20) in diffuse arrays (branches from distal 2/3). <b>Involucres</b> 2.5–3 × 5–10 mm. <b>Phyllaries</b> in 2–4 series, hirsute to sparsely villous, minutely glandular. <b>Ray</b> florets 95–160(–250); corollas white to bluish, 2.5–4 mm, laminae not coiling or reflexing. <b>Disc</b> corollas 1.7–2 mm. <b>Cypselae</b> 0.6–0.8 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 10–13(–15) bristles. <b>2n</b> = 18.</span><!--

-->{{Treatment/Body
|phenology=Flowering Feb–May.
|habitat=Brushlands, palm woods, roadsides, disturbed sites
|elevation=0–50 m
|distribution=Tex.;Mexico (Nuevo León;Tamaulipas).
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Erigeron tenellus
|author=
|authority=de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Asteraceae
|phenology=Flowering Feb–May.
|habitat=Brushlands, palm woods, roadsides, disturbed sites
|elevation=0–50 m
|distribution=Tex.;Mexico (Nuevo León;Tamaulipas).
|reference=None
|publication title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|publication year=1836
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_714.xml
|tribe=Asteraceae tribe Astereae
|genus=Erigeron
|species=Erigeron tenellus
}}<!--

-->[[Category:Treatment]][[Category:Erigeron]]