species information (Systematics, BiolFlor-Names, Status) |
BiolFlor-Name |
family |
german name(s) |
Saxifraga hypnoides L. |
Saxifragaceae » |
Astmoos-Steinbrech
|
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) |
Saxifraga hypnoides L. |
accepted |
|
Chromosome number » |
Basic chromosome number |
13 |
Chromosome number 2n |
52 |
Chromosome number (Germany) |
False |
Most common chromosome race |
True |
Ploidy level |
4 (tetraploid) |
Ploidy type |
R (palaeopolyploid; polyploid basic number) |
Reference |
Tutin, T.G., et al. 1964: Flora Europaea. Cambridge, Cambridge University Press |
Basic chromosome number |
13 |
Chromosome number 2n |
26 |
Chromosome number (Germany) |
False |
Most common chromosome race |
False |
Ploidy level |
2 (diploid) |
Ploidy type |
R (palaeopolyploid; polyploid basic number) |
Reference |
Tutin, T.G., et al. 1964: Flora Europaea. Cambridge, Cambridge University Press |
|
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 |
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 |
ssv (mostly by seed, rarely vegetatively) |
Reference |
Kaplan, K. 1995: Saxifragaceae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, 4 (2a), S. 130-229, Blackwell, 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 |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Self-sterility and self-incompatibility » |
Self-sterility and self-incompatibility |
SC (self-compatibel) |
Reference |
Meier, C., Holderegger, R. 1998: Breeding system, germination, and phenotypic differences among populations of Saxifraga aizoides (Saxifragaceae) at the periphery of its alpine distribution. Nordic Journal of Botany 18:681-688 |
Systematic reference |
genus [G] |
Pollen vector » |
Pollen vector |
in (insects) Pollen vector group: zo (Tierbestäubung) |
Abundance |
the rule [2] |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Systematic reference |
species [S] |
Breeding system » |
Breeding system |
AFXF (mixed mating) |
Reference |
Anmerkung 2002: vgl. Klassifizierungsschema Abb. |
Flower color » |
Flower colour |
white |
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 |
A (flowers with open nectar) Typical pollinators: beetles, flies, syrphids, wasps, medium tongued bees |
Flower type after KUGLER » |
Flower type after KUGLER |
1.2a (disk flowers with nectar open) |
|
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 |
sometimes [2] |
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] |
|
Weight (mean) [mg] |
0.0 |
Weight (maximum) [mg] |
|
Measured object |
Diaspore |
Type of germinule or diaspore |
S (seed) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Weight (minimum) [mg] |
|
Weight (mean) [mg] |
0.0 |
Weight (maximum) [mg] |
|
Sizes » |
Measured object |
Germinule |
Type of germinule or diaspore |
S (seed) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
0.5 |
Length (mean) [mm] |
0.7 |
Length (maximum) [mm] |
0.8 |
Width (minimum) [mm] |
0.2 |
Width (mean) [mm] |
0.3 |
Width (maximum) [mm] |
0.5 |
Height (minimum) [mm] |
0.2 |
Height (mean) [mm] |
0.3 |
Height (maximum) [mm] |
0.4 |
Measured object |
Diaspore |
Type of germinule or diaspore |
S (seed) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
0.5 |
Length (mean) [mm] |
0.7 |
Length (maximum) [mm] |
0.8 |
Width (minimum) [mm] |
0.2 |
Width (mean) [mm] |
0.3 |
Width (maximum) [mm] |
0.5 |
Height (minimum) [mm] |
0.2 |
Height (mean) [mm] |
0.3 |
Height (maximum) [mm] |
0.4 |
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)
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Rees, M. 1995: Community structure in sand dune annuals - is seed weight a key quantity?. Journal of Ecology 83:857-863 (Gattung)
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Grime, J.P., Hodgson, J.G., Hunt, R. 1988: Comparative Plant Ecology. Unwin Hyman, London (Gattung)
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Webb, D.A. 1950: Biological Flora of the British Isles: Saxifraga rosacea Moench.. Journal of Ecology 38:199-206 (Gattung)
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Webb, D.A. 1950: Biological Flora of the British Isles: Saxifraga hypnoides L.. Journal of Ecology 38:206-213 (Gattung)
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Anderberg, A.L. 1994: Atlas of seeds and small fruits of Northwest-European plant species with morphological descriptions. - Part 4 (Resedaceae - Umbelliferae). Swedish Museum of Natural History, Stockholm (Gattung)
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Beijerink, W. 1947: Zadenatlas der Nederlandsche Flora. Biol. Stat. Wijster, Wageningen (Gattung)
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Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
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Hanf, M. 1984: Ackerunkräuter Europas mit ihren Keimlingen und Samen. . BLV Verlagsgesellschaft, München, Wien, Zürich. (Gattung)
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Vogler, P. 1901: Ueber die Verbreitungsmittel der schweizerischen Alpenpflanzen. Flora 89 (Ergänzungsband zum Jg.1901):1-137 (Gattung)
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Webb, D.A., Gornall, R.J. 1989: Saxifrages of Europe. Christopher Helm, London (Gattung)
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Hensen, I., Kentrup, M. 1998: Teucrio botryos-Melicetum ciliatae (Traubegamander-Wimpergrasflur) - Lebensstrategien in einer xerothemen Fels-Pioniergesellschaft. Tuexenia 18:217-236 (Gattung)
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