View source for Sagittaria engelmanniana

{{Treatment/ID
|accepted_name=Sagittaria engelmanniana
|accepted_authority=J. G. Smith
|publications={{Treatment/Publication
|title=Memoirs of the Torrey Botanical Club
|place=5: 25. 1894
|year=1894
}}
|common_names=Acid-water arrowhead
|special_status={{Treatment/ID/Special_status
|code=E
|label=Endemic
}}
|basionyms=
|synonyms=
|hierarchy=Alismataceae;Sagittaria;Sagittaria engelmanniana
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Alismataceae]]</div><div class="higher-taxon"><small>genus</small>[[Sagittaria]]</div><div class="higher-taxon"><small>species</small>[[Sagittaria engelmanniana]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, to 70 cm; rhizomes absent; stolons present; corms present. <b>Leaves</b> emersed; petiole triangular, 10–40 cm; blade sagittate, 4.5–10 × 0.2–2 cm, basal lobes &#177; equal to remainder of blade. <b>Inflorescences</b> racemes, of 2–4 whorls, emersed, 5–14 × 2–4 cm; peduncles 20–38 cm; bracts distinct or if connate, then less than ¼ total length, lanceolate, 5–25 mm, not papillose; fruiting pedicels spreading, cylindric, 1.5–3.5 cm. <b>Flowers</b> to 30 mm diam.; sepals recurved to spreading, not enclosing flower or fruiting head; filaments linear, longer than to equal length of anther, glabrous; pistillate pedicellate, without ring of sterile stamens. <b>Fruiting</b> heads 1–1.8 cm diam.; achenes cuneate to obovoid, without abaxial keel, 2.4–4 × 1.5–3.8 mm, beaked; faces not tuberculate, wings 1–3, &#177; entire, glands 1–2; beak lateral, obliquely ascending, (0.7–)1–2.1 mm. <b>2n</b> = 22.</span><!--

-->{{Treatment/Body
|phenology=Flowering late spring–summer (Jun–Sep).
|habitat=Acid waters of ponds, lakes, bogs, and streams
|elevation=0–1100 m
|distribution=Ont.;Ala.;Conn.;Del.;Fla.;Ga.;Md.;Mass.;Miss.;N.J.;N.Y.;N.C.;Pa.;R.I.;S.C.;Va.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Sagittaria engelmanniana
|authority=J. G. Smith
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Alismataceae
|phenology=Flowering late spring–summer (Jun–Sep).
|habitat=Acid waters of ponds, lakes, bogs, and streams
|elevation=0–1100 m
|distribution=Ont.;Ala.;Conn.;Del.;Fla.;Ga.;Md.;Mass.;Miss.;N.J.;N.Y.;N.C.;Pa.;R.I.;S.C.;Va.
|reference=None
|publication title=Memoirs of the Torrey Botanical Club
|publication year=1894
|special status=Endemic
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V22/V22_286.xml
|genus=Sagittaria
|species=Sagittaria engelmanniana
}}<!--

-->[[Category:Treatment]][[Category:Sagittaria]]