Stillingia aquatica

Chapman

Fl. South. U.S., 405. 1860.

Common names: Water toothleaf corkwood
Endemic
Treatment appears in FNA Volume 12. Treatment on page 234. Mentioned on page 236.
Revision as of 18:15, 29 July 2020 by imported>Volume Importer
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Shrubs with taproot. Stems solitary, erect, branching near apex, 4–12 dm. Leaves alternate; stipules linear, 1.5–2 mm; petiole 0.1–0.5 (–1) cm; blade linear, lanceolate, or narrowly elliptic, 3.5–10 × (0.2–) 0.5–2.5 cm, base acute to narrowly obtuse, margins minutely crenulate, teeth without prominent blackened tips, not incurved, apex acute to acuminate; midvein prominent, secondary-veins ± obscure. Inflorescences sessile, 3–5 cm; staminate cymules ± crowded, 5–15-flowered; pistillate flowers 1–2 (–4), crowded; bracts narrowly ovate to oblong, 2 mm, apex acute, glands crateriform, short-stalked, 1–1.2 mm diam. Staminate flowers: calyx 1–1.3 mm. Pistillate flowers: sepals persistent, 3, well developed, ± orbiculate; styles connate 3/4 length, to 4 mm. Capsules globose, 4–5 × 6–7 mm, shallowly 3-lobed; lobes of gynobase 3–3.5 mm; columella absent or only short basal part persistent. Seeds gray, globose, 4.5 × 4 mm, rugulose; caruncle minute.


Phenology: Flowering Feb–May; fruiting (Feb–)May–Oct.
Habitat: Floodplain swamps, wet pinelands, shallow standing water, pond edges, maritime interdunal swales, generally in moist soils.
Elevation: 0–200 m.

Discussion

Selected References

None.

Lower Taxa

None.

"connate" is not a number. "distinct" is not a number."dm" is not declared as a valid unit of measurement for this property."/4" is not declared as a valid unit of measurement for this property.

... more about "Stillingia aquatica"
acute;acute;acuminate +
Michael J. Huft +
Chapman +
acute +  and narrowly obtuse +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
3.5 cm35 mm <br />0.035 m <br /> (10 cm100 mm <br />0.1 m <br />) +
elliptic;lanceolate;elliptic;lanceolate;linear +
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
narrowly ovate +  and oblong +
2 cm20 mm <br />0.02 m <br /> (?) +
0.1 cm1 mm <br />0.001 m <br /> (?) +  and 0.13 cm1.3 mm <br />0.0013 m <br /> (?) +
0.4 cm4 mm <br />0.004 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
3-lobed +  and globose +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Water toothleaf +  and corkwood +
5-15-flowered +  and staminate +
Ala. +, Fla. +, Ga. +  and S.C. +
0–200 m. +
pistillate +  and staminate +
short-stalked +
0.1 cm1 mm <br />0.001 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
subtending +
crateriform +
[2-]3-lobed +
Floodplain swamps, wet pinelands, shallow standing water, pond edges, maritime interdunal swales, generally in moist soils. +
leaf-opposed +, terminal +  and axillary +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
deciduous +
palmate +  and pinnate +
spinulose-dentate +, serrulate +, dentate +  and entire +
crenulate +
connate;distinct +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Flowering Feb–May +  and fruiting (Feb–)May–Oct. +
[2-]3-carpellate +
Fl. South. U.S., +
4.5 cm45 mm <br />0.045 m <br /> (?) +
rugulose +
globose +
4 cm40 mm <br />0.04 m <br /> (?) +
persistent +
distinct +  and connate +
orbiculate +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
multifid +  and 2-fid +
0 cm0 mm <br />0 m <br /> (?) +  and 0.4 cm4 mm <br />0.004 m <br /> (?) +
Stillingia aquatica +
Stillingia +
species +
spikelike +
blackened +
prominent +
not incurved +
perennial +  and annual +