View source for Phaseolus sinuatus

{{Treatment/ID
|accepted_name=Phaseolus sinuatus
|accepted_authority=Nuttall ex Torrey & A. Gray
|publications={{Treatment/Publication
|title=Fl. N. Amer.
|place=1: 279. 1838
|year=1838
}}
|common_names=Sandhill or trailing wild bean
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Phaseolus polystachios subsp. sinuatus
|authority=(Nuttall ex Torrey & A. Gray) Freytag
|rank=subspecies
}} {{Treatment/ID/Synonym
|name=P. polystachios var. sinuatus
|authority=(Nuttall ex Torrey & A. Gray) Maréchal, Mascherpa & Stainier
|rank=variety
}}
|hierarchy=Fabaceae;Fabaceae subfam. Faboideae;Phaseolus;Phaseolus sinuatus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Fabaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Fabaceae subfam. Faboideae]]</div><div class="higher-taxon"><small>genus</small>[[Phaseolus]]</div><div class="higher-taxon"><small>species</small>[[Phaseolus sinuatus]]</div></div>
|volume=Volume 11
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Vines </b>perennial, with tuberous taproots. <b>Stems</b> trailing, 100 to 400 cm. <b>Leaves</b>: stipules spreading or reflexed, triangular to lanceolate, 1.5–3.5 × 0.5–1.5 mm, often strigillose; petiole and rachis with same pubescence as stem; petiole (2–)3–6(–9) cm; rachis (0.5–)1–2(–2.5) cm; stipels ovate, 1 mm, proximal stipels ovate to lanceolate, 1–2.5 mm; leaflet blades usually 3-lobed, sometimes deltate or broadly ovate, 2–4 × 1–3 cm, leathery, venation reticulate, base obtuse or broadly rounded, apex usually obtuse, rarely acute, surfaces abaxially sparsely to densely covered with ascending and uncinate hairs, adaxially glabrous or sparsely covered with ascending and uncinate hairs. <b>Peduncles</b> (1–)5–25 cm. <b>Inflorescences</b> rarely with basal and lateral branches, flowers clustered apically, 8–55 cm; main axis sparsely to densely covered with uncinate and often ascending hairs; rachis (2.5–)8–27.5 cm, with 5–15 often scattered, biflorous nodes, secondary rachis often developed with 3–5 flowers; primary bracts ovate to lanceolate, 1–4 × 0.3–1.2 mm, 3-veined, glabrous or strigillose. <b>Pedicels</b> 5–10 mm, sparsely covered with uncinate and often with ascending hairs; bracteoles usually persistent, ovate to oblong, 0.5–1.2 mm. <b>Flowers</b>: calyx campanulate, 2.5–3 mm, glabrous or sparsely covered with ascending hairs; lateral and abaxial lobes orbiculate; adaxial lobes connate; corolla deep rose or rosy pink, 10–12 mm; banner ovate, 9–11 mm, usually wider than long, apex emarginate; wings obovate, 10 mm; keel strongly incurved, 10 mm; ovary lanceolate-falcate, 5–6 mm. <b>Legumes</b> pendent, compressed, falcate, 35–55 × 8–10 mm, elastically dehiscent, valves leathery, glabrous, short-stipitate. <b>Seeds</b> 4–6, dark red-brown to blackish, reniform, 7 × 5.5 mm, smooth; hilum lanceolate, 1.5 mm, epihilum white.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Nov.
|habitat=Pine-scrub vegetation, loamy, sandy soils.
|elevation=0–100 m.
|distribution=Ala.;Fla.;Ga.;Miss.;N.C.;S.C.
|discussion=<p>Phaseolus sinuatus is widespread in Florida, but it is restricted to the coastal plain in the rest of its range.</p><!--
--><p>D. Isely (1998) noticed that in addition to the trailing habit and its distinctive deltate, subcoriaceous leaflets, Phaseolus sinuatus has brownish floral buds, which is an unusual trait in the genus.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Phaseolus sinuatus
|authority=Nuttall ex Torrey & A. Gray
|rank=species
|parent rank=genus
|synonyms=Phaseolus polystachios subsp. sinuatus;P. polystachios var. sinuatus
|basionyms=
|family=Fabaceae
|phenology=Flowering May–Nov.
|habitat=Pine-scrub vegetation, loamy, sandy soils.
|elevation=0–100 m.
|distribution=Ala.;Fla.;Ga.;Miss.;N.C.;S.C.
|reference=None
|publication title=Fl. N. Amer.
|publication year=1838
|special status=Endemic
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/master/coarse_grained_fna_xml/V11/V11_891.xml
|subfamily=Fabaceae subfam. Faboideae
|genus=Phaseolus
|species=Phaseolus sinuatus
}}<!--

-->[[Category:Treatment]][[Category:Phaseolus]]