species information (Systematics, BiolFlor-Names, Status) |
BiolFlor-Name |
family |
german name(s) |
Zostera noltii Hornem. |
Zosteraceae » |
Zwerg-Seegras
|
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 »
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Synonymy (taxonomy after Wisskirchen & Haeupler, 1998) |
Zostera noltii Hornem. |
accepted |
Zostera nana , auct., non Roth 1827 |
Synonym |
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Chromosome number » |
Basic chromosome number |
6 |
Chromosome number 2n |
12 |
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 |
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Life form » |
Life form |
A (Hydrophyte) |
Qualifier |
always [1] |
Life span » |
Life span |
p (pluriennial-pollakanthic) |
Qualifier |
always [1] |
Vegetative propagation » |
Vegetative propagation |
rh (Rhizome) |
Qualifier |
always [1] |
Storage organs » |
Storage organs |
rh (Rhizome) |
Qualifier |
always [1] |
Shoot metamorphoses » |
Shoot metamorphoses |
rh (Rhizome) |
Qualifier |
always [1] |
Rosettes » |
Rosettes |
h (Hemirosette plant) |
Qualifier |
always [1] |
special references:
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Bell, A.D., Tomlinson, P.B. 1980: Adaptive architecture in rhizomatous plants. Botanical Journal of the Linnean Society 80:125-160
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Jacobs, R.P.W.M. 1982: Reproductive strategies of two seagrass species (Zostera marina and Z. noltii) along west European coasts. In: Symoens, S., Hooper, S., Compére, S. (Hrsg.) Studies on aquatic vascular plants, S. 150-155, Royal Bot. Soc. Belgium
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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 |
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Type of reproduction » |
Type of reproduction |
vvs (mostly vegetatively, rarely by seed) |
Reference |
Markgraf, F. 1981: Ordnung Heliobae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, Vol I/2, S. 150-260, Paul Parey, Berlin |
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 |
Markgraf, F. 1981: Ordnung Heliobae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, Vol I/2, S. 150-260, Paul Parey, Berlin |
Dicliny |
mo (monoecious) |
Abundance |
always [1] |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Dichogamy » |
Dichogamy |
g2 (protogynous) |
Reference |
Markgraf, F. 1981: Ordnung Heliobae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, Vol I/2, S. 150-260, Paul Parey, Berlin |
Self-sterility and self-incompatibility » |
Self-sterility and self-incompatibility |
SC (self-compatibel) |
Reference |
Anmerkung 2002: wahrscheinlich SC, da nur SC-Arten in Gattung/Artengruppe bekannt |
Systematic reference |
genus [G] |
Pollen vector » |
Pollen vector |
wa (water) Pollen vector group: ab (abiotische Bestäubung) |
Abundance |
always [1] |
Reference |
Markgraf, F. 1981: Ordnung Heliobae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, Vol I/2, S. 150-260, Paul Parey, Berlin |
Systematic reference |
species [S] |
Breeding system » |
Breeding system |
XF (facultative allogamous) |
Reference |
Anmerkung 2002: vgl. Klassifizierungsschema Abb. |
Flower class after MUELLER » |
Flower class after MUELLER |
Hy (water flowers: pollination on or under water) Typical pollinators: - |
Flower type after KUGLER » |
Flower type after KUGLER |
0 (not applicable) |
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Fruit type » |
Fruit type |
Hü (legume) |
Diaspore type » |
Diaspore type |
F (fruit) |
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 |
|
Sizes » |
Measured object |
Diaspore |
Type of germinule or diaspore |
F (fruit) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
|
Length (mean) [mm] |
4.0 |
Length (maximum) [mm] |
|
Width (minimum) [mm] |
|
Width (mean) [mm] |
1.0 |
Width (maximum) [mm] |
|
Height (minimum) [mm] |
|
Height (mean) [mm] |
|
Height (maximum) [mm] |
|
Measured object |
Germinule |
Type of germinule or diaspore |
S (seed) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
|
Length (mean) [mm] |
3.0 |
Length (maximum) [mm] |
|
Width (minimum) [mm] |
|
Width (mean) [mm] |
2.0 |
Width (maximum) [mm] |
|
Height (minimum) [mm] |
|
Height (mean) [mm] |
|
Height (maximum) [mm] |
|
Measured object |
Diaspore |
Type of germinule or diaspore |
S (seed) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
|
Length (mean) [mm] |
3.0 |
Length (maximum) [mm] |
|
Width (minimum) [mm] |
|
Width (mean) [mm] |
2.0 |
Width (maximum) [mm] |
|
Height (minimum) [mm] |
|
Height (mean) [mm] |
|
Height (maximum) [mm] |
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special references:
|
Beijerink, W. 1947: Zadenatlas der Nederlandsche Flora. Biol. Stat. Wijster, Wageningen (Gattung)
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de Cook, A.W.A.M. 1980: Flowering, pollination and fruiting in Zostera marina L.. Aquatic Botany 9:201-220 (Gattung)
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Habitat » |
Habitat |
H1 (Seashore) Alliance: ???
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Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
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Class » |
English circumscription |
03.1 (Eelgras Communities) Class: Zosteretea marinae
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