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Overview of all traits of a species

species information (Systematics, BiolFlor-Names, Status)
BiolFlor-Name family german name(s)
Allium cepa L. Liliaceae » Schalotte
Küchenzwiebel
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)
Allium cepa L. accepted
 
group of traits: Status »
Floristic status »
Floristic status N (neophyte)
Evolutionary origin »
Evolutionary origin u (unknown)
Region of origin »
Region of origin 0 (not specified)
Endemism »
Endemism 0 (not specified)
Reference unbekannt
Mode of introduction »
Mode of introduction VN (escaped crop and timber plant)
Degree of naturalization »
Maximum degree of naturalization EH (ephemerophyte)
 
group of traits: Chromosome number »
Chromosome number »
Basic chromosome number 8
Chromosome number 2n 16
Chromosome number (Germany) False
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) 32.7
Chromosome number 16
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 False
Reference Bennett, M.D., Leitch, I.J. 1995: Nuclear DNA amounts in angiosperms. Annals of Botany 76:113-176
DNA content (pg/2C) 33.8
Chromosome number 16
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 False
Reference Bennett, M.D., Leitch, I.J. 1995: Nuclear DNA amounts in angiosperms. Annals of Botany 76:113-176
DNA content (pg/2C) 33.5
Chromosome number 16
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 True
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) 32.7
Chromosome number 16
Quality chromosome number known and occurring in Germany [b]
Authorised in BENNET & LEITCH 2001 False
Reference Bennett, M.D., Leitch, I.J. 1997: Nuclear DNA amounts in angiosperms - 583 new estimates. Annals of Botany 80:169-196
 
group of traits: Phylogeny »
Phylogeny code »
Phylogeny code BBBBBABBBBABAAABABAAABA
 
group of traits: Morphology »
Life form »
Life form G (Geophyte)
Qualifier always [1]
Life form H (Hemicryptophyte)
Qualifier always [1]
Life span »
Life span p (pluriennial-pollakanthic)
Qualifier always [1]
Vegetative propagation »
Vegetative propagation z (Bulb)
Qualifier always [1]
Storage organs »
Storage organs z (Bulb)
Qualifier always [1]
Shoot metamorphoses »
Shoot metamorphoses z (Bulb)
Qualifier always [1]
Rosettes »
Rosettes g (Rosette plant)
Qualifier always [1]
special references:
Kästner, A., Karrer, G. 1995: Übersicht der Wuchsformentypen als Grundlage für deren Erfassung in der "Flora von Österreich". Florae Austriacae Novit. 3:1-51
Irmisch, T. 1850: Zur Morphologie der monokotylischen Knollen- und Zwiebelgewächse. Berlin
 
group of traits: Leaf traits »
Leaf persistence »
Leaf persistence s (summer green)
Leaf form »
Leaf form rohr (tubular)
 
group of traits: Flowering phenology »
Flowering phenology »
Begin of flowering (months) 6
End of flowering (months) 8
Duration of flowering (months) 3
Number of flowering phases 0
Symphenological Groups »
Phenological group 0 (not available)
Phenological season: not available
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 s (by seed/by spore)
Reference Krumbiegel, A. 2002: Morphologie der vegetativen Organe (außer Blätter). In: Klotz, S., Kühn, I., Durka, W. (Hrsg.) BiolFlor - Biologisch-ökologische Daten zur Flora Deutschlands, S. 1-2, Bonn
Type of seed production »
Type of seed production s (amphimictic, sexual)
Reference Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
Dicliny »
Dicliny so (hermaphroditic)
Abundance always [1]
Reference Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
Dichogamy »
Dichogamy a3 (pronounced protandrous)
Reference Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
Self-sterility and self-incompatibility »
Self-sterility and self-incompatibility SC (self-compatibel)
Reference East, E.M. 1940: The distribution of self-sterility in the flowering plants. Proceedings of the American Philosophical Society 82:449-518
Systematic reference species [S]
SI mechanism »
SI mechanism ID (inbreeding depression)
Reference Villanueva-Mosqueda, E., Havey, M.J. 2001: Genetic analyses of seed yield in onion. Journal of the American Society for Horticultural Science 126:575-578
Pollen vector »
Pollen vector se (selfing)
Pollen vector group: se (Selbstbestäubung)
Abundance rare [4]
Reference McGregor, S.E. 1976: Insect pollination of cultivated crop plants. USDA, updated regularly at http://gears.tucson.ars.ag.gov/book/
Systematic reference species [S]
Pollen vector in (insects)
Pollen vector group: zo (Tierbestäubung)
Abundance the rule [2]
Reference McGregor, S.E. 1976: Insect pollination of cultivated crop plants. USDA, updated regularly at http://gears.tucson.ars.ag.gov/book/
Systematic reference species [S]
Breeding system »
Breeding system X (allogamous)
Reference Fryxell, P.M. 1957: Modes of reproduction of higher plants. The Botanical Review 23:135-233
Floral rewards »
Floral rewards 1 (nectar)
Reference Ascherson, P., Bernátsky, J., Bernner, W., Buxbaum, F., Graebner, P., Höck, F., Kirchner, O., Loew, E., Ludwig, F. 1934: Araceae, Lemnaceae, Juncaceae, Liliaceae, Dioscoreaceae, Amaryllidaceae, Iridaceae. von Kirchner, O., Loew, E., Schröter, C., and Wangerin, W. (Hrsg.), Lebensgeschichte der Blütenpflanzen Mitteleuropas Vol. 1, 3.
Amount of floral reward 3 (present)
Flower color »
Flower colour whitish
Basic flower colour w (white)
Reference Schubert, R., Jäger, E.J., Werner, K. (Hrsg.) 1987: Exkursionsflora Band 3. Atlas der Gefäßpflanzen. 6. Aufl., Volk und Wissen, Berlin
Flower class after MUELLER »
Flower class after MUELLER B (flowers with totally hidden nectar)
Typical pollinators: bees, bumblebees, wasps, bombylides, syrphids
Flower type after KUGLER »
Flower type after KUGLER 1.2bd (disk flowers with nectar ± hidden nectaries at or in ovary)
 
group of traits: Seed traits »
Fruit type »
Fruit type Ka (capsule)
Diaspore type »
Diaspore type S (seed)
Germinule type »
Heteromorphic type n (not heteromorphic)
Germinule type S (seed)
Information available True
Development of nutritious appendages  
Development of flat appendages  
Development of elongated appendages  
Development of additional appendages  
Weights »
Measured object Germinule
Type of germinule or diaspore S (seed)
Constraint False
Heteromorphic type n (not heteromorphic)
Weight (minimum) [mg] 4.2
Weight (mean) [mg] 5.0
Weight (maximum) [mg] 5.8
Measured object Diaspore
Type of germinule or diaspore S (seed)
Constraint False
Heteromorphic type n (not heteromorphic)
Weight (minimum) [mg] 4.2
Weight (mean) [mg] 5.0
Weight (maximum) [mg] 5.8
Sizes »
Measured object Germinule
Type of germinule or diaspore S (seed)
Constraint False
Heteromorphic type n (not heteromorphic)
Length (minimum) [mm] 2.5
Length (mean) [mm] 2.8
Length (maximum) [mm] 3.1
Width (minimum) [mm] 1.8
Width (mean) [mm] 1.9
Width (maximum) [mm] 2.0
Height (minimum) [mm] 1.0
Height (mean) [mm] 1.2
Height (maximum) [mm] 1.3
Measured object Diaspore
Type of germinule or diaspore S (seed)
Constraint False
Heteromorphic type n (not heteromorphic)
Length (minimum) [mm] 2.5
Length (mean) [mm] 2.8
Length (maximum) [mm] 3.1
Width (minimum) [mm] 1.8
Width (mean) [mm] 1.9
Width (maximum) [mm] 2.0
Height (minimum) [mm] 1.0
Height (mean) [mm] 1.2
Height (maximum) [mm] 1.3
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)
Thompson, K., Band, S.R., Hodgson, J.G. 1993: Seed size and shape predict persistence in soil. Functional Ecology 7:236-241 (Gattung)
Grime, J.P., Hodgson, J.G., Hunt, R. 1988: Comparative Plant Ecology. Unwin Hyman, London (Gattung)
Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
Häfliger, T.J., Wolf, M. 1988: Dicot 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)
Müller, P. 1955: Verbreitungsbiologie (Diasporologie) der Blütenpflanzen. Veröffentlichungen des Geobotanischen Institutes Rübel Zürich . Verlag Hans Huber, Bern. (Gattung)
Salisbury, E.J. 1974: Seed size and mass in relation to environment. Proceedings of the Royal Society, London, Series B 186:83-88 (Gattung)
Heinisch, O. 1955: Samenatlas der wichtigsten Futterpflanzen und ihrer Unkräuter. Deutsche Akad. Landwirtsch.-Wiss., Berlin (Gattung)
 
group of traits: Ecological strategy »
Strategy type »
Strategy type csr (competitors/stress-tolerators/ruderals)
 
group of traits: Range »
Floristic zone and altitudinal level »
Floristic zone m (meridional)
Altitudinal level  
Status natural range
Number of inhabited floristic zones »
Number of inhabited floristic zones 1
Oceanity »
Oceanity ks (weak continental)
Amplitude of Oceanity: 4
Minimum level of oceantity: extreme central continental climate
Maximum level of oceantity: oceanic climate
Status natural range
Floristic region »
Floristic region ma (Middle Asia)
Continent of floristic region: a (Asien)
Status natural range
 
group of traits: Hemeroby »
Hemeroby »
Hemeroby p (polyhemerobic)
Number of hemerobic levels »
Number of hemerobic levels 1
 
group of traits: Urbanity »
Urbanity »
Urbanity 4 (moderately urbanophilic)
 
 
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 »
Range »
Hemeroby »
Urbanity »


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