species information (Systematics, BiolFlor-Names, Status) |
BiolFlor-Name |
family |
german name(s) |
Prenanthes purpurea L. |
Asteraceae » |
Gewöhnlicher Hasenlattich
|
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) |
Prenanthes purpurea L. |
accepted |
Crepis purpurea var. angustifolia Koch |
Synonym |
|
Chromosome number » |
Basic chromosome number |
9 |
Chromosome number 2n |
18 |
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 |
|
Flowering phenology » |
Begin of flowering (months) |
7 |
End of flowering (months) |
8 |
Duration of flowering (months) |
2 |
Number of flowering phases |
0 |
Symphenological Groups » |
Phenological group |
8 (Clematis vitalba-Galium sylvaticum-Phase) Phenological season: midsummer |
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 |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
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 |
Pollen vector » |
Pollen vector |
ge (geitonogamy) Pollen vector group: se (Selbstbestäubung) |
Abundance |
at failure of outcrossing [7] |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Systematic reference |
species [S] |
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] |
P/O ratio » |
P/O ratio |
5224.0 |
Reference |
Mejias, J.A. 1994: Self-fertility and associated flower head traits in the Iberian taxa of Lactuca and related genera (Asteraceae: Lactuceae). Plant Systematics and Evolution 191:147-160 |
Floral rewards » |
Floral rewards |
1 (nectar) |
Reference |
Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig |
Amount of floral reward |
3 (present) |
Flower color » |
Flower colour |
purple red |
Basic flower colour |
pu (purple) |
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` (flower associations with totally hidden nectar) Typical pollinators: bees, bumble bees, wasps, bombylides, syrphids |
Flower type after KUGLER » |
Flower type after KUGLER |
7.2b (flower heads, Asteraceae, only ray flowers) |
|
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 |
|
Development of elongated appendages |
always [1] |
Development of additional appendages |
|
Weights » |
Measured object |
Germinule |
Type of germinule or diaspore |
F (fruit) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Weight (minimum) [mg] |
1.1 |
Weight (mean) [mg] |
1.4 |
Weight (maximum) [mg] |
1.6 |
Sizes » |
Measured object |
Germinule |
Type of germinule or diaspore |
F (fruit) |
Constraint |
False |
Heteromorphic type |
n (not heteromorphic) |
Length (minimum) [mm] |
3.5 |
Length (mean) [mm] |
4.6 |
Length (maximum) [mm] |
5.0 |
Width (minimum) [mm] |
1.0 |
Width (mean) [mm] |
1.0 |
Width (maximum) [mm] |
1.1 |
Height (minimum) [mm] |
0.5 |
Height (mean) [mm] |
0.8 |
Height (maximum) [mm] |
1.0 |
special references:
|
Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)
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Habitat » |
Habitat |
T1.1.1 (null) Alliance: Fagion sylvaticae
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
T1.1.1.6 (null) Alliance: Aceri-Fagenion
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
T1.1.2.5 (null) Alliance: Quercion robori-petraeae
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
T1.4.3.2 (null) Alliance: Abieto-Piceion
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
|
Habitat |
T3.1.1 (null) Alliance: Adenostylion alliariae
|
Occurrence questionable |
False |
Occurence restricted |
False |
Annotation |
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Class » |
English circumscription |
07.2 (Alpine-montane tall herb and small-reed communities) Class: Stellario nemorum-Geranietea sylvatici
|
English circumscription |
09.1 (Subalpine-alpine green alder and willow communities) Class: Betulo carpaticae-Alnetea viridis
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English circumscription |
09.5 (Blackthorn and buckthorn shrubs) Class: Rhamno-Prunetea spinosae
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English circumscription |
10.2 (Mesophilous, summer-green deciduous forests) Class: Carpino-Fagetea
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English circumscription |
10.3 (Birch-oak forests) Class: Quercetea robori-petraeae
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