Sagittaria graminea subsp. chapmanii

(J. G. Smith) R. R. Haynes & Hellquist

Novon 6: 370. 1996.

Endemic
Basionym: Sagittaria graminea var. chapmanii J. G. Smith N. Amer. Sagittaria, 26, plate 21. 1894 (as chapmani)
Synonyms: Sagittaria chapmanii
Treatment appears in FNA Volume 22.

Phyllodia to 1 cm wide. Inflorescences panicles; pistillate pedicels 0.5–3 cm.


Phenology: Flowering summer–fall.
Habitat: Margins of swamps, ponds, and small streams
Elevation: 0–100 m

Discussion

Selected References

None.

Lower Taxa

None.
0.15 cm1.5 mm <br />0.0015 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
oblanceoloid +
1.1mm;1.5mm +
papillose +  and smooth +
Obtuse (?) +  and Acute (?) +
Robert R. Haynes +  and C. Barre Hellquist +
(J. G. Smith) R. R. Haynes & Hellquist +
attenuate;hastate or sagittate +
Sagittaria graminea var. chapmanii +
0.2 cm2 mm <br />0.002 m <br /> (?) +
2.5 cm25 mm <br />0.025 m <br /> (17.4 cm174 mm <br />0.174 m <br />) +
linear +  and linear-oblanceolate +
0.2cm +  and 4cm +
not papillose +  and coarse +
cylindric +, broadly subulate +  and lanceolate +
more than to equal to ¼ total length +
Ala. +, Fla. +, Ga. +  and S.C. +
0–100 m +
u--shaped +
not tuberculate +
pedicellate +  and pistillate +
0.6 cm6 mm <br />0.006 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
hypogynous +
not +, keeled +  and compressed +
1 (?) +  and 2 (?) +
Margins of swamps, ponds, and small streams +
decumbent +  and floating +
petiolate +  and sessile +
6.4cm;35cm +
flattened;angled +
0.5 cm5 mm <br />0.005 m <br /> (4 cm40 mm <br />0.04 m <br />) +
decumbent +  and floating +
2.5cm;21cm +
1 cm10 mm <br />0.01 m <br /> (8 cm80 mm <br />0.08 m <br />) +
ascending +  and recurved +
0.5 cm5 mm <br />0.005 m <br /> (3 cm30 mm <br />0.03 m <br />) +
6.5 cm65 mm <br />0.065 m <br /> (29.7 cm297 mm <br />0.297 m <br />) +
deciduous +
triangular +
6.5 cm65 mm <br />0.065 m <br /> (17 cm170 mm <br />0.17 m <br />) +
Flowering summer–fall. +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
not radiating +  and arranged +
decumbent +  and floating +
2.5cm;21cm +
persistent +
recurved;spreading +
sculptured +
herbaceous;leathery +
Sagittaria chapmanii +
Sagittaria graminea subsp. chapmanii +
Sagittaria graminea +
subspecies +
white;brown +
emersed +  and submersed +
glabrous +  and sparsely pubescent +
bracteolate +  and branching +