Difference between revisions of "Cyperus ovatus"

Baldwin

Trans. Amer. Philos. Soc., n. s. 2: 168. 1825.

IllustratedEndemic
Synonyms: Cyperus cylindricus Chapman Cyperus deeringianus Britton & Small Cyperus litoreus (C. B. Clarke) Britton Cyperus pollardii Britton Cyperus retrorsus var. curtisii (C. B. Clarke) Kükenthal Cyperus retrorsus var. deeringianus (Britton & Small) Fernald & Griscom Cyperus winkleri C. B. Clarke Mariscus curtisii C. B. Clarke Mariscus litoreus
Treatment appears in FNA Volume 23. Treatment on page 183. Mentioned on page 149.
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(No difference)

Latest revision as of 01:38, 30 July 2020

Herbs, perennial, cespitose, (15–) 30–100 cm. Culms not basally cormlike, trigonous, (15–) 30–100 cm × 1–3 mm, glabrous. Leaves V-shaped, 10–65 cm × 2–4 mm. Inflorescences: spikes densely ovoid to cylindric, 8–17 mm wide; rays 1–6, 2–10 cm, glabrous; rachis 4–8 mm; bracts 3–9, ± horizontal, flat, 4–20 cm × 2–4 mm; rachilla persistent, wings deciduous, 0.2 (–0.3) mm wide. Spikelets 30–80, oblong-lanceoloid, ± terete-quadrangular, 4–7 × 1.5–2 mm; distal spikelet spreading or ascending; floral scales persistent, 4–6, appressed, stramineous, laterally 3-ribbed, oblongelliptic, 1.9–2.6 × 1.1–1.5 mm. Flowers: anthers 0.3–0.5 mm; styles 0.5 mm; stigmas 1–2 mm. Achenes brown, ± stipitate, oblong-fusiform, 1.2–1.5 × 0.4–0.6 mm, apex ± acute, surfaces puncticulate.


Phenology: Fruiting spring–summer.
Habitat: Sandy soils of beaches, coastal woods
Elevation: 0–100 m

Distribution

V23 314-distribution-map.jpg

Ala., Fla., Ga., Miss., N.C., S.C.

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

... more about "Cyperus ovatus"
0.12 cm1.2 mm <br />0.0012 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
oblong-fusiform +
0.4mm;0.6mm +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Gordon C. Tucker* +, Brian G. Marcks* +  and J. Richard Carter * +
Baldwin +
persistent +  and deciduous +
decurrent +
w--shaped +  and keeled +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
4 cm40 mm <br />0.04 m <br /> (20 cm200 mm <br />0.2 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
parallel +  and divergent +
terete +, rolled +  and plicate +
15 cm150 mm <br />0.15 m <br /> (30 cm300 mm <br />0.3 m <br />) +
30 cm300 mm <br />0.3 m <br /> (100 cm1,000 mm <br />1 m <br />) +
scabridulous +
trigonous +
1mm;3mm +
ascending +  and spreading +
Ala. +, Fla. +, Ga. +, Miss. +, N.C. +  and S.C. +
0–100 m +
0.19 cm1.9 mm <br />0.0019 m <br /> (0.26 cm2.6 mm <br />0.0026 m <br />) +
oblongelliptic +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
hypogynous +  and subtending +
biconvex +  and trigonous +
Sandy soils of beaches, coastal woods +
subumbellate +  and capitate +
spreading +  and erect +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
10 cm100 mm <br />0.1 m <br /> (?) +  and 65 cm650 mm <br />0.65 m <br /> (?) +
v--shaped +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
with (1-)3-6(-30) bristles and/or scales +
Fruiting spring–summer. +
2-3(-4)-carpellate +
antrorse +  and extrorse +
3 (?) +  and 1 (?) +
Trans. Amer. Philos. Soc., n. s. +
continuous +, articulate +, winged +  and wingless +
conspicuous +
unequal +
1 +  and 6 +
2 cm20 mm <br />0.02 m <br /> (10 cm100 mm <br />0.1 m <br />) +
adventitious +
basal +  and proximal +
cylindric;compressed +
cylindric +
Illustrated +  and Endemic +
densely ovoid;cylindric +
0.8 cm8 mm <br />0.008 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
30 +  and 80 +
terete-quadrangular;oblong-lanceoloid +
1.5mm;2mm +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
2-3-fid +
0.5 cm5 mm <br />0.005 m <br /> (?) +
Cyperus cylindricus +, Cyperus deeringianus +, Cyperus litoreus +, Cyperus pollardii +, Cyperus retrorsus var. curtisii +, Cyperus retrorsus var. deeringianus +, Cyperus winkleri +, Mariscus curtisii +  and Mariscus litoreus +
Cyperus ovatus +
Cyperus subg. Cyperus +
species +
tuberous +, stoloniferous +  and rhizomatous +
15 cm150 mm <br />0.15 m <br /> (30 cm300 mm <br />0.3 m <br />) +
herb +  and cespitose +
deciduous +
0.2 +, 0.2mm +  and 0.3mm +