| species information (Systematics, BiolFlor-Names, Status) |
| BiolFlor-Name |
family |
german name(s) |
| Crocus vernus (L.) Hill s. str. |
Iridaceae » |
Frühlings-Krokus
|
| 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) |
| Crocus vernus subsp. vernus null |
accepted |
| Crocus napolitanus Mord. Laun & Loisel. |
Synonym |
| Crocus albiflorus subsp. neapolitanus (Ker Gawl.) Schinz & Thell. |
Synonym |
| Crocus vernus subsp. neapolitanus (Ker Gawl.) Asch. & Graebn. |
Synonym |
| Crocus vernus var. neapolitanus Ker Gawl. |
Synonym |
| <Crocus vernus (L.) Hill |
accepted |
| <Crocus sativus var. vernus L. |
Basionym |
|
| Chromosome number » |
| Basic chromosome number |
4 |
| Chromosome number 2n |
32 |
| Chromosome number (Germany) |
True |
| Most common chromosome race |
False |
| Ploidy level |
|
| Ploidy type |
|
| Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
| 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 |
Albers, F. 1998: Chromosomenzahlen der Farn- und Blütenpflanzen Deutschlands. In: Wisskirchen, R., Haeupler, H. (Hrsg.) Standardliste der Farn- und Blütenpflanzen Deutschlands, S. 562-616, Ulmer, Stuttgart |
| Basic chromosome number |
4 |
| Chromosome number 2n |
16 |
| Chromosome number (Germany) |
True |
| Most common chromosome race |
False |
| Ploidy level |
4 (tetraploid) |
| Ploidy type |
P (polyploid with haploid basic number) |
| Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
| Basic chromosome number |
5 |
| Chromosome number 2n |
20 |
| Chromosome number (Germany) |
True |
| Most common chromosome race |
False |
| Ploidy level |
4 (tetraploid) |
| Ploidy type |
P (polyploid with haploid basic number) |
| Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
|
| DNA content » |
| DNA content (pg/2C) |
23.1 |
| Chromosome number |
8 |
| 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 |
|
| Flowering phenology » |
| Begin of flowering (months) |
2 |
| End of flowering (months) |
4 |
| 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 |
|
| Type of reproduction » |
| Type of reproduction |
sv (by seed and vegetatively) |
| 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 |
Chichiricco, G. 1996: Intra- and interspecific reproductive barriers in Crocus (Iridaceae). Plant Systematics and Evolution 201:83-92 |
| Dicliny » |
| Dicliny |
so (hermaphroditic) |
| Abundance |
always [1] |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Dichogamy » |
| Dichogamy |
a2 (protandrous) |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Self-sterility and self-incompatibility » |
| Self-sterility and self-incompatibility |
I+ (± self-incompatibel) |
| Reference |
Chichiricco, G. 1996: Intra- and interspecific reproductive barriers in Crocus (Iridaceae). Plant Systematics and Evolution 201:83-92 |
| Systematic reference |
species [S] |
| Self-sterility and self-incompatibility |
SI (self-incompatibel) |
| Reference |
Chichiricco, G. 1990: Self-incompatibility in Crocus vernus ssp. vernus (Iridaceae). Plant Systematics and Evolution 172:77-82 |
| Systematic reference |
species [S] |
| SI mechanism » |
| SI mechanism |
PSI (postcygotic self-incompatibility) |
| Reference |
Chichiricco, G. 1990: Self-incompatibility in Crocus vernus ssp. vernus (Iridaceae). Plant Systematics and Evolution 172:77-82 |
| Pollen vector » |
| Pollen vector |
in (insects)
Pollen vector group: zo (Tierbestäubung) |
| Abundance |
always [1] |
| Reference |
Chichiricco, G. 1996: Intra- and interspecific reproductive barriers in Crocus (Iridaceae). Plant Systematics and Evolution 201:83-92 |
| Systematic reference |
species [S] |
| Breeding system » |
| Breeding system |
X (allogamous) |
| Reference |
Anmerkung 2002: xenogam, da SI |
| Floral rewards » |
| Floral rewards |
1 (nectar) |
| Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
| Amount of floral reward |
3 (present) |
| Flower color » |
| Flower colour |
golden yellow |
| Basic flower colour |
g (yellow) |
| Reference |
Rothmaler, W. 1990: Exkursionsflora. Band 4, Kritischer Band. 8. Aufl., Verlag Volk und Wissen, Berlin |
| Flower class after MUELLER » |
| Flower class after MUELLER |
F (butterfly flowers)
Typical pollinators: butterflies, long tongued bees, syrphids |
| Flower type after KUGLER » |
| Flower type after KUGLER |
2.1 (funnel flowers, large) |
|
| 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 |
False |
| Development of nutritious appendages |
|
| Development of flat appendages |
|
| Development of elongated appendages |
|
| Development of additional appendages |
|
| special references:
|
| Mathew, B. 1982: A revision of the genus Crocus (Iridaceae). Royal Botanic Gardens, Kew (Gattung)
|
|
| Habitat » |
| Habitat |
T1.3 (null)
Alliance: ???
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
|
| Class » |
| English circumscription |
05.4 (Commercially used grasslands)
Class: Molinio-Arrhenatheretea
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