familyCyperaceae
genusCarex
sectionCarex sect. Ceratocystis
speciesCarex viridula
subspeciesCarex viridula subsp. viridula

Carex viridula subsp. viridula

William J. Crins
Treatment appears in FNA Volume 23.
Please click on the illustration for a higher resolution version.
Illustrator: Susan A. Reznicek

Copyright: Flora of North America Association

Distribution

V23 984-distribution-map.jpg

North America, Europe, Asia

Discussion

Varieties 1 (1 in the flora).

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

... more about "Carex viridula subsp. viridula"
RDF feed
Achene length
0.1 cm1 mm <br />0.001 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
Achene shape
trigonous +
Achene size
smaller +
Achene some measurement
1mm;2mm +
Achene width
0.7mm;1.4mm +
Anther fixation
basifixed +
Anther some measurement
0.09 cm0.9 mm <br />9.0e-4 m <br /> (0.31 cm3.1 mm <br />0.0031 m <br />) +
Apex condition or size
, +  and contracted +
Apex pubescence
glabrous +
Apex shape
narrowed;obtuse;acuminate +
Author
William J. Crins +
Authority
Michaux +
Basal sheath texture
not fibrous +
Base shape
tapering +  and rounded +
Beak architecture or pubescence or relief
smooth +
Beak course
straight +
Beak orientation
reflexed +
Beak pubescence or relief
scabrous +
Beak shape
bidentate +
Beak some measurement
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.21 cm2.1 mm <br />0.0021 m <br />) +
Blade presence
absent +
Blade prominence or shape
flat +
Blade shape
v--shaped +  and septate-nodulose +
Blade width
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Bract architecture
glumaceous +  and foliaceous +
Bract architecture or shape
leaflike +
Bract arrangement
2-ranked +  and arranged +
Bract length
0 cm0 mm <br />0 m <br /> (18 cm180 mm <br />0.18 m <br />) +
Bract orientation
ascending +  and appressed +
Bract quantity
1;many +
Bract shape
scale-like +  and leaflike +
Bract width
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.34 cm3.4 mm <br />0.0034 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 +
Cross-section pubescence
glabrous +
Culm coloration
brown +
Culm course
arcuate +  and straight +
Culm position relational
exceeding +
Culm shape
round +  and trigonous +
Culm some measurement
2 cm20 mm <br />0.02 m <br /> (85 cm850 mm <br />0.85 m <br />) +
Distal cauline leaf prominence
obsolete +
Distal scale architecture
empty +
Distribution
North America +, Europe +  and Asia +
Embryo position
basal +
Endosperm quantity
abundant +
Flower architecture
open +, pistillate +  and staminate +
Flower position
hypogynous +  and subtending +
Flower quantity
single +
Flower reproduction
unisexual +
Fruits achene shape
biconvex +  and trigonous +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
Susan A. Reznicek +
Inflorescence arrangement
racemose +
Inflorescence position or structure subtype
terminal +
Inflorescences panicle architecture
pseudoumbel +
Inflorescences panicle development
modified +
Inner band shape
truncate +  and concave +
Internode length
0;1/10 +
Larger spike architecture
prophyllate +  and pedunculate +
Larger spike density
dense +
Lateral spike architecture
pistillate +
Lateral spike position or shape
distal +
Lateral spike reproduction
androgynous +
Leaf arrangement
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
Leaf height or length or size
shorter +
Leaf length
0 cm0 mm <br />0 m <br /> (?) +  and 20 cm200 mm <br />0.2 m <br /> (?) +
Leaf position
basal +  and cauline +
Leaf width
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.54 cm5.4 mm <br />0.0054 m <br />) +
Ligule presence
absent +
Locule quantity
1 +
Margin coloration
pale hyaline +, hyaline +  and pale +
Margin fusion
fused +
Margin size or width
narrow +
Midvein fusion
distinct +
Number of lower taxa
0 +
Panicle arrangement
arranged +
Peduncle some measurement
0 cm0 mm <br />0 m <br /> (2.8 cm28 mm <br />0.028 m <br />) +
Perianth life cycle
falling +
Perianth presence
absent +
Perianth quantity
with (1-)3-6(-30) bristles and/or scales +
Pericarp width
thin +
Perigynium coloration
yellow +  and dark olive +
Perigynium length
0.18 cm1.8 mm <br />0.0018 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
Perigynium orientation
spreading +
Perigynium quantity
Not undefined (?) +
Perigynium width
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Pistil architecture
2-3(-4)-carpellate +
Pistil fusion
fused +
Pistil quantity
1 +
Prophyll architecture
pistillate +
Prophyll atypical quantity
0 (3) +
Prophyll position
subtending +
Prophyll quantity
3 (?) +  and 1 (?) +
Proximal and middle perigyinium architecture
stipitate +  and veined +
Proximal and middle perigyinium arrangement
separated +
Proximal and middle perigyinium coloration
Yellowbrown (Brown) +
Proximal and middle perigyinium shape
rounded-trigonous +, ovoid +, , +  and obovoid +
Proximal and middle perigyinium some measurement
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Proximal nonbasal bract architecture or shape
long-sheathing +  and leaflike +
Proximal nonbasal bract height or length or size
shorter +
Proximal nonbasal bract length or size
shorter or longer +
Proximal scale architecture
pistillate +
Proximal scale shape
cuspidate +  and acute +
Proximal spike architecture
short-pedunculate +  and sessile +
Proximal spike arrangement
distant +
Proximal spike length
0.4 cm4 mm <br />0.004 m <br /> (1.75 cm17.5 mm <br />0.0175 m <br />) +
Proximal spike shape
Globose (Short-cylindric) +
Proximal spike width
0.3 cm3 mm <br />0.003 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
Publication title
Fl. Bor.-Amer. +
Publication year
1803 +
Raceme arrangement
arranged +
Reference
None +
Root derivation
adventitious +
Root texture
fibrous +
Scale architecture
staminate +  and pistillate +
Scale atypical quantity
6 (30) +
Scale coloration
reddish-brown +  and pale-brown +
Scale length
2.3mm (5.2mm) +
Scale position
basal +  and proximal +
Scale quantity
1;0;1 +
Scale reproduction
fertile +
Scale shape
lanceolate;ovate +
Scale width
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Seed quantity
1 +
Sheath front texture
membranous +
Sheath shape
cylindric +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V23/V23 984.xml +
Special status
Illustrated +
Spike architecture
pistillate +
Spike arrangement
contiguous +
Spike quantity
1;8 +
Spikelet architecture
1-flowered +
Stamen atypical quantity
1 (3) +
Stamen fusion
distinct +
Stamen quantity
1 +  and 3 +
Stem architecture
septate +, hollow +  and solid +
Stem character
diameter +
Stem shape
compressed +, terete +  and trigonous +
Stigma quantity
3 +
Stigma relief
papillate +
Style architecture or shape
undivided +
Style arrangement or course or shape
linear +
Style duration
deciduous +
Style shape
2-3(-4)-fid +
Taxon family
Cyperaceae +
Taxon name
Carex viridula subsp. viridula +
Taxon parent
Carex viridula +
Taxon rank
subspecies +
Terminal spike architecture
pedunculate +, sessile +  and staminate +
Terminal spike length
5mm;25mm +
Terminal spike reproduction
androgynous +
Terminal spike width
0.1 cm1 mm <br />0.001 m <br /> (0.36 cm3.6 mm <br />0.0036 m <br />) +
Testa fusion
free +
Testa width
thin +
Tooth some measurement
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Volume
Volume 23 +
Whole organism architecture
short-rhizomatous +
Whole organism duration
perennial +
Whole organism growth form
plant +  and cespitose +
X chromosome quantity
10 +