Sagittaria papillosa

Buchenau

Index Crit. Butom. Alism. Juncagin. 27, 44. 1868.

IllustratedEndemic
Treatment appears in FNA Volume 22.

Herbs, perennial, to 112 cm; rhizomes not coarse; stolons absent; corms absent. Leaves submersed and emergent; petiole triangular, 11.5–35 cm; blade elliptic to ovate, 25–56 cm. Inflorescences racemes or panicles, of 4–10 whorls, emersed, 8–25 × 5–36 cm; peduncles to 76 cm; bracts connate ¼ total length, lanceolate, 4–8 mm, papillose; fruiting pedicels ascending to spreading, cylindric, 1–4.5 cm. Flowers to 3 cm diam.; sepals appressed to spreading; filaments slightly dilated, shorter than anthers, glabrous; pistillate pedicellate, without ring of sterile stamens. Fruiting heads 0.7–1 cm diam.; achenes obovoid, abaxially keeled, 1.2–1.5 × 0.7–1.1 mm, beaked; faces not tuberculate, wings 1, entire, glands 0–1; beak lateral, erect, 0.1–0.3 mm.


Phenology: Flowering spring–fall.
Habitat: Swamps, marshes, bogs, ditches, borders of lakes
Elevation: 0–300 m

Discussion

Selected References

None.

Lower Taxa

None.

"connate" is not a number.

... more about "Sagittaria papillosa"
0.12 cm1.2 mm <br />0.0012 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
keeled;obovoid +
0.7mm;1.1mm +
papillose +  and smooth +
Obtuse (?) +  and Acute (?) +
Robert R. Haynes +  and C. Barre Hellquist +
Buchenau +
attenuate;hastate or sagittate +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
elliptic +  and ovate +
25 cm250 mm <br />0.25 m <br /> (56 cm560 mm <br />0.56 m <br />) +
ascending;spreading +
papillose +
cylindric +  and lanceolate +
Ark. +, La. +, Okla. +  and Tex. +
0–300 m +
u--shaped +
not tuberculate +
0.7 cm7 mm <br />0.007 m <br /> (1 cm10 mm <br />0.01 m <br />) +
pistillate +, staminate +, sessile +  and pedicellate +
0 cm0 mm <br />0 m <br /> (3 cm30 mm <br />0.03 m <br />) +
hypogynous +
not +, keeled +  and compressed +
0 (?) +  and 1 (?) +
Swamps, marshes, bogs, ditches, borders of lakes +
decumbent +  and floating +
petiolate +  and sessile +
decumbent +  and floating +
5 cm50 mm <br />0.05 m <br /> (36 cm360 mm <br />0.36 m <br />) +
ascending +  and recurved +
0 cm0 mm <br />0 m <br /> (76 cm760 mm <br />0.76 m <br />) +
deciduous +
triangular +
11.5 cm115 mm <br />0.115 m <br /> (35 cm350 mm <br />0.35 m <br />) +
Flowering spring–fall. +
not radiating +  and arranged +
Index Crit. Butom. Alism. Juncagin. +
decumbent +  and floating +
5cm;36cm +
not coarse +
persistent +
appressed;spreading +
sculptured +
herbaceous;leathery +
Illustrated +  and Endemic +
Lophotocarpus +
Sagittaria papillosa +
Sagittaria +
species +
white;brown +
emersed +  and submersed +
glabrous +  and sparsely pubescent +
bracteolate +  and branching +