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Overview of all traits of a species

species information (Systematics, BiolFlor-Names, Status)
BiolFlor-Name family german name(s)
Briza media L. Poaceae » Mittleres Zittergras
reference
Kühn, I., Klotz, S. 2002: Systematik, Taxonomie und Nomenklatur. In: Klotz, S., Kühn, I., Durka, W. (Hrsg.): BIOLFLOR - Eine Datenbank mit biologisch-ökologischen Merkmalen zur Flora von Deutschland. Schriftenreihe für Vegetationskunde. Bonn »
 
Synonymy (taxonomy after Wisskirchen & Haeupler, 1998)
Briza media L. accepted
Briza tremula Lam. Synonym
Briza pilosa Schur Synonym
Briza media var. major Peterm. Synonym
 
group of traits: Status »
Floristic status »
Floristic status I (indigenous)
Evolutionary origin »
Evolutionary origin n (naturally)
Region of origin »
Region of origin 0 (not specified)
Endemism »
Endemism 0 (not specified)
Reference unbekannt
 
group of traits: Chromosome number »
Chromosome number »
Basic chromosome number 7
Chromosome number 2n 14
Chromosome number (Germany) True
Most common chromosome race False
Ploidy level 2 (diploid)
Ploidy type D (diploid with haploid basic number)
Reference Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart
 
group of traits: DNA content »
DNA content »
DNA content (pg/2C) 15.1
Chromosome number 28
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 False
Reference Bennett, M.D., Smith, J.S. 1991: Nuclear DNA amounts in angiosperms. Philosophical Transactions of the Royal Society London B 334:309-345
DNA content (pg/2C) 16.9
Chromosome number 14
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 False
Reference Grime, J.P., Shacklock, J.M.L., Band, S.R. 1985: Nuclear DNA contents, shoot phenology and species co-existence in a limestone grassland community. New Phytologist 100:435-445
DNA content (pg/2C) 32.0
Chromosome number 28
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 False
Reference Bennett, M.D., Smith, J.S. 1976: Nuclear DNA amounts in angiosperms. Philosophical Transactions of the Royal Society London B 274:227-274
DNA content (pg/2C) 10.4
Chromosome number 14
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 True
Reference Bennett, M.D., Smith, J.S. 1991: Nuclear DNA amounts in angiosperms. Philosophical Transactions of the Royal Society London B 334:309-345
 
group of traits: Phylogeny »
Phylogeny code »
Phylogeny code BBBBBABBBBAAABBAAAAAAABBA
 
group of traits: Morphology »
Life form »
Life form H (Hemicryptophyte)
Qualifier always [1]
Life span »
Life span p (pluriennial-pollakanthic)
Qualifier always [1]
Vegetative propagation »
Vegetative propagation a (Runner)
Qualifier always [1]
Storage organs »
Storage organs a (Runner)
Qualifier always [1]
Shoot metamorphoses »
Shoot metamorphoses a (Runner)
Qualifier always [1]
Rosettes »
Rosettes h (Hemirosette plant)
Qualifier always [1]
special references:
Hensen, I. 1997: Life strategies of xerothermic grasslands - mechanisms of reproduction and colonization within Stipetum capillatae s.l. and Adonido-Brachypodietum pinnati. Feddes Repertorium 108:425-452
Golubev, V.N. 1957: Materialy k ekologo-morfologiceskoj i geneticeskoj charakteristikje zhizjennych form travjanistych rastenij. Botaniceskij Zhurnal 42:1055-1072
Ebel, F., Mühlberg, H. 1987: Vergleichend-ökomorphologische Untersuchungen an Pflanzen-Taxa eines Trocken- und Feuchtbiotops. Hercynia N. F. 24:408-424
Briemle, G., Schreiber, K.F. 1994: Zur Frage der Beeinflussung pflanzlicher Lebens- und Wuchsformen durch unterschiedliche Landschaftspflegemaßnahmen. Tuexenia 14:229-244
Mühlberg, H. 1967: Die Wuchstypen mitteleuropäischer Poaceen. Hercynia N. F. 4:11-50
Salisbury, E. 1952: Downs and dunes. Their plant life and its environment. Bells & Sons, London
 
group of traits: Leaf traits »
Leaf persistence »
Leaf persistence i (persistent green)
Leaf anatomy »
Leaf anatomy s (scleromorphic)
Leaf anatomy e (helomorphic)
Leaf form »
Leaf form gras (grass-like)
 
group of traits: Flowering phenology »
Flowering phenology »
Begin of flowering (months) 5
End of flowering (months) 6
Duration of flowering (months) 2
Number of flowering phases 0
Symphenological Groups »
Phenological group 7 (Ligustrum-Stachys sylvatica-Phase)
Phenological season: end of early summer
Reference Dierschke, H 1995: Phänologische und symphänologische Artengruppen von Blütenpflanzen in Mitteleuropa. Tuexenia 15: 523-560
 
group of traits: Floral and reproductive biology »
Type of reproduction »
Type of reproduction sv (by seed and vegetatively)
Reference Dixon, J.M. 2002: Biological Flora of the British Isles: Briza media L.. Journal of Ecology 90:737-752
Type of seed production »
Type of seed production s (amphimictic, sexual)
Reference Dixon, J.M. 2002: Biological Flora of the British Isles: Briza media L.. Journal of Ecology 90:737-752
Dicliny »
Dicliny so (hermaphroditic)
Abundance always [1]
Reference Connor, H.E. 1979: Breeding system in the grasses: a survey. New Zealand Journal of Botany 17:547-574
Dichogamy »
Dichogamy h (homogamous)
Reference Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
Self-sterility and self-incompatibility »
Self-sterility and self-incompatibility I+ (± self-incompatibel)
Reference Murray, B.G. 1974: Breeding systems and floral biology in the genus Briza. Heredity 33:285-292
Systematic reference species [S]
SI mechanism »
SI mechanism GSI (gametophytic self-incompatibility)
Reference de Nettancourt, D. 1977: Incompatibility in angiosperms. Springer, Berlin
Pollen vector »
Pollen vector wi (wind)
Pollen vector group: ab (abiotische Bestäubung)
Abundance always [1]
Reference Dixon, J.M. 2002: Biological Flora of the British Isles: Briza media L.. Journal of Ecology 90:737-752
Systematic reference species [S]
Breeding system »
Breeding system X (allogamous)
Reference Anmerkung 2002: xenogam, da SI
Flower class after MUELLER »
Flower class after MUELLER W (wind flowers)
Typical pollinators: -
Flower type after KUGLER »
Flower type after KUGLER 0 (not applicable)
 
group of traits: Seed traits »
Fruit type »
Fruit type Nu (nut)
Diaspore type »
Diaspore type FZb (fruit with appendage)
Germinule type »
Heteromorphic type n (not heteromorphic)
Germinule type F (fruit)
Information available True
Development of nutritious appendages  
Development of flat appendages  
Development of elongated appendages  
Development of additional appendages  
Heteromorphic type n (not heteromorphic)
Germinule type FZb (fruit with appendage)
Information available True
Development of nutritious appendages  
Development of flat appendages always [1]
Development of elongated appendages sometimes [2]
Development of additional appendages always [1]
Weights »
Measured object Germinule
Type of germinule or diaspore F (fruit)
Constraint False
Heteromorphic type n (not heteromorphic)
Weight (minimum) [mg] 0.2
Weight (mean) [mg] 0.3
Weight (maximum) [mg] 0.3
Measured object Germinule
Type of germinule or diaspore FZb (fruit with appendage)
Constraint False
Heteromorphic type n (not heteromorphic)
Weight (minimum) [mg] 0.5
Weight (mean) [mg] 0.6
Weight (maximum) [mg] 0.7
Measured object Diaspore
Type of germinule or diaspore FZb (fruit with appendage)
Constraint False
Heteromorphic type n (not heteromorphic)
Weight (minimum) [mg] 0.5
Weight (mean) [mg] 0.6
Weight (maximum) [mg] 0.7
Sizes »
Measured object Germinule
Type of germinule or diaspore F (fruit)
Constraint False
Heteromorphic type n (not heteromorphic)
Length (minimum) [mm] 1.2
Length (mean) [mm] 1.7
Length (maximum) [mm] 2.0
Width (minimum) [mm] 0.5
Width (mean) [mm] 0.9
Width (maximum) [mm] 1.0
Height (minimum) [mm] 0.4
Height (mean) [mm] 0.5
Height (maximum) [mm] 0.5
Measured object Germinule
Type of germinule or diaspore FZb (fruit with appendage)
Constraint False
Heteromorphic type n (not heteromorphic)
Length (minimum) [mm] 2.2
Length (mean) [mm] 3.1
Length (maximum) [mm] 4.2
Width (minimum) [mm] 1.5
Width (mean) [mm] 1.7
Width (maximum) [mm] 1.8
Height (minimum) [mm] 1.2
Height (mean) [mm] 1.4
Height (maximum) [mm] 1.5
Measured object Diaspore
Type of germinule or diaspore FZb (fruit with appendage)
Constraint False
Heteromorphic type n (not heteromorphic)
Length (minimum) [mm] 2.2
Length (mean) [mm] 3.1
Length (maximum) [mm] 4.2
Width (minimum) [mm] 1.5
Width (mean) [mm] 1.7
Width (maximum) [mm] 1.8
Height (minimum) [mm] 1.2
Height (mean) [mm] 1.4
Height (maximum) [mm] 1.5
special references:
Grime, J.P., Mason, G., Curtis, A.V., Rodman, J., Band, S.R., Mowforth, M.A., Neal, A.M., Shaw, S. 1981: A comparative study of germination characteristics in a local flora. Journal of Ecology 69:1017-1069 (Gattung)
Grime, J.P., Hodgson, J.G., Hunt, R. 1988: Comparative Plant Ecology. Unwin Hyman, London (Gattung)
Hensen, I., Müller, C. 1997: Experimental and structural investigations of anemochorous dispersal. Plant Ecology 133:169-180 (Gattung)
Böttner, I., Frey, W., Hensen, I. 1997: Carex humilis-Gesellschaft im unteren Unstruttal (mitteldeutsches Trockengebiet) - Lebensstrategien einer xerothermen Vegetationseinheit. Feddes Repertorium 108:7; 583-8; 602 (Gattung)
Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
Häfliger, T.J., Scholz, H. 1981: Grass weeds. Documenta CIBA-GEIGY Ltd., Basel (Gattung)
Luftensteiner, H.W. 1982: Untersuchungen zur Verbreitungssbiologie von Pflanzengemeinschaften an vier Standorten in Niederösterreich. Bibliotheca Botanica 135:1-68 (Gattung)
 
group of traits: Ecological strategy »
Strategy type »
Strategy type csr (competitors/stress-tolerators/ruderals)
 
group of traits: Indicator values for grassland species »
Grassland utilization indicator values »
Occurrence GE (little used grasslands)
Guild G (grass)
Mowing tolerance 4 (between 3 and 5 (sensitive to moderately tolerant to mowing))
Grazing tolerance 4 (between 3 and 5 (sensitive to moderately tolerant to grazing))
Trampling tolerance 4 (between 3 and 5 (sensitive to moderately tolerant to trampling))
Foraging value 6 (between 6 and 8 (intermediate to high forage value))
Foraging value for deer  
 
group of traits: Range »
Floristic zone and altitudinal level »
Floristic zone e (submeridional)
Altitudinal level m (montane)
Status natural range
Floristic zone p (southern temperate)
Altitudinal level  
Status natural range
Floristic zone n (northern temperate)
Altitudinal level  
Status natural range
Number of inhabited floristic zones »
Number of inhabited floristic zones 2
Oceanity »
Oceanity os (weak oceanic)
Amplitude of Oceanity: 4
Minimum level of oceantity: continental climate
Maximum level of oceantity: extreme oceanic climate
Status natural range
Floristic region »
Floristic region e (Europe)
Continent of floristic region: e (Europa)
Status natural range
 
group of traits: Hemeroby »
Hemeroby »
Hemeroby o (oligohemerobic)
Hemeroby m (mesohemerobic)
Number of hemerobic levels »
Number of hemerobic levels 2
 
group of traits: Urbanity »
Urbanity »
Urbanity 2 (moderately urbanophobic)
 
group of traits: Habitats »
Habitat »
Habitat T6.2.1.5 (null)
Alliance: Nardetalia strictae
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat T6.2.2.2.3 (null)
Alliance: Bromion erecti
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat T7.1.2 (null)
Alliance: Arrhenatherion
Occurrence questionable False
Occurence restricted False
Annotation mager
 
group of traits: Sociology »
Class »
English circumscription 05.3 (Fescue-brome communities of dry and semi-dry grasslands)
Class: Festuco-Brometea
English circumscription 05.4 (Commercially used grasslands)
Class: Molinio-Arrhenatheretea
English circumscription 05.6 (Acidic mat-grass communities)
Class: Nardetea strictae
English circumscription 07.1 (Thermophilous and mesophilous forest grassland ecotones)
Class: Trifolio-Geranietea sanguinei
English circumscription 08.4 (Heather and gorse heathlands)
Class: Calluno-Ulicetea
 
 
groups of traits for this species
Status »
Chromosome number »
DNA content »
Phylogeny »
Morphology »
Leaf traits »
Flowering phenology »
Floral and reproductive biology »
Seed traits »
Ecological strategy »
Indicator values for grassland species »
Range »
Hemeroby »
Urbanity »
Habitats »
Sociology »


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