familyCyperaceae
genusEriophorum
speciesEriophorum angustifolium
subspeciesEriophorum angustifolium subsp. triste

Eriophorum angustifolium subsp. triste

(Th. Fries) Hultén

Kongl. Svenska Vetensk. Akad. Handl., ser. 4, 8(5): 58. 1962.

Peter W. Ball, Daniel E. Wujek
Common names: Linaigrette triste
Illustrated
Basionym: Eriophorum angustifolium var. triste Th. Fries Förh. Öfvers. Kongl. Svenska Vetensk.-Akad. Förh. 26: 135. 1869
Synonyms: Eriophorum triste
Treatment appears in FNA Volume 23. Treatment on page 24. Mentioned on page 23.
Please click on the illustration for a higher resolution version.
Illustrator: John Myers

Copyright: Flora of North America Association

Culms to 30 cm. Inflorescences: larger involucral-bracts 1–3 cm; peduncles 5–20 mm, usually scabrous all around. Scales gray to black, usually with pale margins. 2n = 60.


Phenology: Fruiting summer.
Habitat: Tundra, snowbeds, meadows
Elevation: 0–500 m

Distribution

V23 26-distribution-map.jpg

Greenland, N.W.T., Nunavut, Que., Yukon, Alaska, Eurasia

Discussion

Intermediates between the two subspecies of Eriophorum angustifolium occur in the low arctic and high boreal regions of Canada and Alaska. The names Eriophorum komarovii Vassiliev and E. angustifolium subsp. scabriusculum Hultén have been applied to such plants.

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

... more about "Eriophorum angustifolium subsp. triste"
RDF feed
2n chromosome quantity
60 +
Achene coloration
black +
Achene shape
oblanceoloid +
Achene some measurement
2mm;5mm +
Anther fixation
basifixed +
Anther some measurement
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Apex shape
acute +
Author
Peter W. Ball +  and Daniel E. Wujek +
Authority
(Th. Fries) Hultén +
Basionyms
Eriophorum angustifolium var. triste +
Blade length
0 cm0 mm <br />0 m <br /> (25 cm250 mm <br />0.25 m <br />) +
Blade presence
absent +
Blade prominence or shape
flat +
Blade shape
filiform +  and flat +
Blade width
0.25 cm2.5 mm <br />0.0025 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Bract architecture
glumaceous +  and foliaceous +
Bract arrangement
2-ranked +  and arranged +
Bract orientation
ascending +  and appressed +
Bract quantity
1;many +
Branch atypical quantity
3 (4) +
Branch quantity
2;3 +
Bristle architecture or pubescence or relief
smooth +
Bristle architecture or shape
barbed +
Bristle atypical quantity
8;10 +
Bristle quantity
6;10;25 +
Bristle shape
Hairlike (?) +
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
Linaigrette triste +
Culm architecture or arrangement or growth form
not +  and solitary +
Culm atypical width
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Culm length
0 cm0 mm <br />0 m <br /> (100 cm1,000 mm <br />1 m <br />) +
Culm shape
terete +  and trigonous +
Culm some measurement
0 cm0 mm <br />0 m <br /> (30 cm300 mm <br />0.3 m <br />) +
Culm width
1mm;1.2mm +
Distal leaf-blade length or size
much longer +
Distal scale architecture
empty +
Distribution
Greenland +, N.W.T. +, Nunavut +, Que. +, Yukon +, Alaska +  and Eurasia +
Elevation
0–500 m +
Embryo position
basal +
Endosperm quantity
abundant +
Flower position
hypogynous +  and subtending +
Flower quantity
single +
Flower reproduction
bisexual +
Fruits achene shape
biconvex +  and trigonous +
Habitat
Tundra, snowbeds, meadows +
Illustration
Present +
Illustration copyright
Flora of North America Association +
Illustrator
John Myers +
Inflorescence position or structure subtype
terminal +
Inflorescences panicle architecture
pseudoumbel +
Inflorescences panicle development
modified +
Involucral-bract architecture
blade-bearing +
Involucral-bract architecture or shape
leaflike +
Involucral-bract quantity
1;3 +
Involucral-bract shape
Scale-like (?) +
Larger involucral-bract some measurement
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Leaf arrangement
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
Leaf position
cauline +  and basal +
Ligule presence
absent +
Locule quantity
1 +
Margin coloration
pale +
Margin fusion
fused +
Midrib coloration
fading +
Midrib prominence
prominent +
Number of lower taxa
0 +
Panicle architecture
subumbellate +  and subcapitate +
Peduncle architecture or pubescence or relief
smooth +
Peduncle pubescence or relief
scabrous +
Peduncle some measurement
0.5 cm5 mm <br />0.005 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Perianth bristle architecture or pubescence or relief
smooth +
Perianth bristle coloration
List (Count) +
Perianth bristle quantity
10 +
Perianth bristle some measurement
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Perianth course
straight +
Perianth duration
persistent +
Perianth length or size
much longer +
Perianth life cycle
falling +
Perianth presence
absent +
Perianth quantity
with (1-)3-6(-30) bristles and/or scales +
Perianth shape
elongate +
Pericarp width
thin +
Phenology
Fruiting summer. +
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 scale architecture
empty +
Publication title
Kongl. Svenska Vetensk. Akad. Handl., ser. +
Publication year
1962 +
Reference
None +
Rhizome growth form or orientation
long-creeping +
Root derivation
adventitious +
Root texture
fibrous +
Scale architecture
empty +
Scale arrangement
arranged +
Scale atypical quantity
10 (20) +
Scale coloration
gray +  and black +
Scale position
proximal +
Scale quantity
20;200 +
Scale reproduction
fertile +
Scale shape
ovate;lanceolate +
Scale some measurement
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Seed quantity
1 +
Sheath architecture
bladeless +
Sheath architecture or shape
leaflike +
Sheath coloration
Black (?) +
Sheath length
longest +
Sheath shape
cylindric +
Sheath some measurement
1 cm10 mm <br />0.01 m <br /> (12 cm120 mm <br />0.12 m <br />) +
Source xml
https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V23/V23 26.xml +
Special status
Illustrated +
Spike quantity
single +
Spikelet architecture or arrangement or growth form
solitary +
Spikelet atypical quantity
1 (2) +
Spikelet orientation
Pendent (?) +  and Patent (?) +
Spikelet quantity
2 +  and 10 +
Spikelet shape
ovoid +
Spikelet some measurement
2 cm20 mm <br />0.02 m <br /> (5 cm50 mm <br />0.05 m <br />) +
Stamen atypical quantity
1 (3) +
Stamen fusion
distinct +
Stamen quantity
1 +  and 3 +
Stem architecture
septate +, hollow +  and solid +
Stem shape
compressed +, terete +  and trigonous +
Stigma relief
papillate +
Style architecture or shape
undivided +
Style arrangement or course or shape
linear +
Style duration
deciduous +
Style shape
3-fid +
Synonyms
Eriophorum triste +
Taxon family
Cyperaceae +
Taxon name
Eriophorum angustifolium subsp. triste +
Taxon parent
Eriophorum angustifolium +
Taxon rank
subspecies +
Testa fusion
free +
Testa width
thin +
Tip atypical width
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Tip length
0cm;40cm +
Tip shape
channeled +  and trigonous +
Tip width
0.15 cm1.5 mm <br />0.0015 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Volume
Volume 23 +
Whole organism architecture
rhizomatous +
Whole organism duration
perennial +
Whole organism growth form
plant +  and colonial +
X chromosome quantity
5;100 +