Information for "Cyperus retrofractus"

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Display titleCyperus retrofractus
Default sort keyCyperus retrofractus
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Page ID26619
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Page creatorimported>Volume Importer
Date of page creation01:38, 30 July 2020
Latest editorimported>Volume Importer
Date of latest edit01:38, 30 July 2020
Total number of edits1
Total number of distinct authors1
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Achene atypical length
0.22 cm2.2 mm <br />0.0022 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Achene coloration
brown +  and brownish black +
Achene length
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Achene life cycle
mature +
Achene shape
oblong +
Achene width
0.6mm;0.7mm +
Anther fixation
basifixed +
Anther some measurement
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
Apex architecture or shape
apiculate +
Apex course
straight +
Apex shape
obtuse;cuspidate;mucronate;cuspidate;mucronate;excurved +
Author
Gordon C. Tucker* +, Brian G. Marcks* +  and J. Richard Carter * +
Authority
(Linnaeus) Torrey in J. Carey +
Base architecture or shape
cormlike +
Base duration
persistent +  and deciduous +
Base shape
cuneate +
Basionyms
Scirpus retrofractus +
Blade presence
absent +
Blade prominence or shape
flat +
Blade shape
w--shaped +  and keeled +
Bract architecture
glumaceous +  and foliaceous +
Bract arrangement
2-ranked +  and arranged +
Bract length
3 cm30 mm <br />0.03 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Bract orientation
ascending +
Bract prominence or shape
flat +
Bract quantity
3;12 +
Bract width
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Branch atypical quantity
3 (4) +
Branch quantity
2;3 +
Bristle atypical quantity
6;30 +
Bristle quantity
3;6 +
Cauline leaf architecture or shape
folded +
Cauline leaf arrangement
parallel +  and divergent +
Cauline leaf arrangement or course or shape
linear +
Cauline leaf orientation
Ascending (?) +
Cauline leaf prominence or shape
flat +
Cauline leaf shape
terete +, rolled +  and plicate +
Common name
Rough flatsedge +
Culm architecture or arrangement or growth form
not +  and solitary +
Culm pubescence
glabrous +
Culm relief
scabridulous +
Culm shape
trigonous +
Culm some measurement
25 cm250 mm <br />0.25 m <br /> (90 cm900 mm <br />0.9 m <br />) +
Distal scale architecture
empty +
Distal spikelet arrangement
divaricate +
Distal spikelet atypical length
1 cm10 mm <br />0.01 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
Distal spikelet length
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Distal spikelet shape
Terete (?) +  and Linear-lanceoloid (?) +
Distal spikelet width
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.07 cm0.7 mm <br />7.0e-4 m <br />) +
Distribution
Ala. +, Ark. +, Del. +, D.C. +, Ga. +, Ky. +, Mo. +, N.J. +, N.C. +, Ohio +, Pa. +, S.C. +, Tenn. +  and Va. +
Elevation
0–300 m +
Embryo position
basal +
Endosperm quantity
abundant +
Floral scale architecture or shape
4-5-ribbed +
Floral scale arrangement
distichous +
Floral scale atypical length
0.49 cm4.9 mm <br />0.0049 m <br /> (0.54 cm5.4 mm <br />0.0054 m <br />) +
Floral scale atypical quantity
6 (8) +
Floral scale coloration
stramineous +
Floral scale duration
persistent +
Floral scale fixation or orientation
appressed +
Floral scale length
0.44 cm4.4 mm <br />0.0044 m <br /> (0.49 cm4.9 mm <br />0.0049 m <br />) +
Floral scale quantity
3 (6) +
Floral scale shape
ovatelanceolate +
Floral scale width
0.13 cm1.3 mm <br />0.0013 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
Flower position
hypogynous +  and subtending +
Flower quantity
single +
Flower reproduction
bisexual +
Fruits achene shape
biconvex +  and trigonous +
Habitat
Roadsides, pastures, disturbed sites in sandy or clayey soils +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
Yevonn Wilson-Ramsey +
Inflorescence architecture
subumbellate +  and capitate +
Inflorescence position
pseudolateral +
Inflorescence position or structure subtype
terminal +
Inflorescences panicle architecture
pseudoumbel +
Inflorescences panicle development
modified +
Involucral-bract architecture or shape
leaflike +
Involucral-bract arrangement
arranged +
Involucral-bract orientation
spreading +  and erect +
Involucral-bract quantity
1;22 +
Leaf arrangement
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
Leaf length
14 cm140 mm <br />0.14 m <br /> (?) +  and 40 cm400 mm <br />0.4 m <br /> (?) +
Leaf position
basal +
Leaf shape
v--shaped +
Leaf width
0.35 cm3.5 mm <br />0.0035 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Ligule presence
absent +
Locule quantity
1 +
Margin fusion
fused +
Number of lower taxa
0 +
Perianth life cycle
falling +
Perianth presence
absent +
Perianth quantity
with (1-)3-6(-30) bristles and/or scales +
Pericarp width
thin +
Phenology
Fruiting summer. +
Pistil architecture
2-3(-4)-carpellate +
Pistil fusion
fused +
Pistil quantity
1 +
Prickle orientation
antrorse +  and extrorse +
Prophyll architecture
pistillate +
Prophyll atypical quantity
0 (3) +
Prophyll position
subtending +
Prophyll quantity
3 (?) +  and 1 (?) +
Proximal spikelet orientation
reflexed +
Publication title
in J. Carey, Carices North. U.S., +
Publication year
1847 +
Rachillum architecture
continuous +, articulate +, winged +  and wingless +
Rachillum duration
persistent +
Rachillum life cycle
falling +
Rachis prominence
conspicuous +
Ray arrangement
singly +
Ray atypical some measurement
1 cm10 mm <br />0.01 m <br /> (4 cm40 mm <br />0.04 m <br />) +
Ray length
unequal +
Ray pubescence
glabrous +
Ray quantity
4 +  and 13 +
Ray some measurement
4 cm40 mm <br />0.04 m <br /> (24 cm240 mm <br />0.24 m <br />) +
Reference
None +
Root derivation
adventitious +
Root texture
fibrous +
Scale architecture
empty +
Scale arrangement
distichous +
Scale atypical quantity
6 (30) +
Scale position
basal +  and proximal +
Scale quantity
0;76 +
Scale reproduction
fertile +
Scale shape
cylindric;compressed +
Seed quantity
1 +
Sheath shape
cylindric +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V23/V23 307.xml +
Special status
Illustrated +  and Endemic +
Spike architecture or fragility
loose +
Spike atypical length
2.8 cm28 mm <br />0.028 m <br /> (3.4 cm34 mm <br />0.034 m <br />) +
Spike atypical width
1.2 cm12 mm <br />0.012 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Spike density
dense +
Spike length
2 cm20 mm <br />0.02 m <br /> (2.8 cm28 mm <br />0.028 m <br />) +
Spike quantity
single +
Spike shape
obtrulloid;obdeltoid +
Spike width
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Spikelet architecture
spicate +
Spikelet architecture or arrangement or growth form
solitary +
Spikelet arrangement
arranged +
Spikelet life cycle
falling +
Spikelet quantity
30 +  and 50 +
Stamen atypical quantity
1 (3) +
Stamen fusion
distinct +
Stamen quantity
3 +
Stem architecture
septate +, hollow +  and solid +
Stem shape
compressed +, terete +  and trigonous +
Stigma quantity
3 +
Stigma relief
papillate +
Stigma some measurement
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Style architecture or shape
undivided +
Style arrangement or course or shape
linear +
Style shape
2-3-fid +
Style some measurement
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Surface coloration or relief
puncticulate +
Synonyms
Cyperus dipsaciformis +, Cyperus retrofractus var. dipsaciformis +  and Mariscus retrofractus +
Taxon family
Cyperaceae +
Taxon name
Cyperus retrofractus +
Taxon parent
Cyperus subg. Cyperus +
Taxon rank
species +
Terminal scale architecture or shape
not spinose +
Testa fusion
free +
Testa width
thin +
Volume
Volume 23 +
Whole organism architecture
tuberous +, stoloniferous +  and rhizomatous +
Whole organism duration
perennial +
Whole organism growth form
herb +  and cespitose +
Wing coloration
hyaline +
Wing position relational
covering +
Wing quantity
3/4 +
Wing width
0.4mm +  and 0.6mm +
X chromosome quantity
5;100 +