search and information system
on vascular plants in Germany
a cooperation of
&
 

Overview of all traits of a species

species information (Systematics, BiolFlor-Names, Status)
BiolFlor-Name family german name(s)
Sempervivum arachnoideum L. Crassulaceae » Spinnweben-Hauswurz
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)
Sempervivum arachnoideum L. accepted
Sempervivum arachnoideum var. glabrescens Willk. Synonym
>Sempervivum arachnoideum subsp. arachnoideum accepted
>Sempervivum arachnoideum subsp. doellianum (C. B. Lehm.) Schinz & R. Keller Synonym
>Sempervivum doellianum C. B. Lehm. Synonym
>Sempervivum arachnoideum subsp. tomentosum (C. B. Lehm. & Schnittsp.) Schinz accepted
>Sempervivum arachnoideum var. tomentosum (Schnittsp. & Leh.) Wohlf. Synonym
>Sempervivum tomentosum Lehm. & Schnittsp. Basionym
 
group of traits: Status »
Floristic status »
Floristic status I (indigenous)
Evolutionary origin »
Evolutionary origin n (naturally)
Region of origin »
Region of origin 0 (not specified)
Endemism »
Endemism 1 (Europe)
Reference Tutin, T.G., et al. 1964: Flora Europaea. Cambridge, Cambridge University Press
 
group of traits: Chromosome number »
Chromosome number »
Basic chromosome number 16
Chromosome number 2n 32
Chromosome number (Germany) True
Most common chromosome race False
Ploidy level 2 (diploid)
Ploidy type R (palaeopolyploid; polyploid basic number)
Reference Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart
 
group of traits: Phylogeny »
Phylogeny code »
Phylogeny code BBBBBBBBBAAABABAABABABA
 
group of traits: Morphology »
Life form »
Life form C (Chamaephyte)
Qualifier always [1]
Life span »
Life span p (pluriennial-pollakanthic)
Qualifier always [1]
Vegetative propagation »
Vegetative propagation a (Runner)
Qualifier always [1]
Storage organs »
Storage organs a (Runner)
Qualifier always [1]
Storage organs su (Succulence)
Qualifier always [1]
Shoot metamorphoses »
Shoot metamorphoses a (Runner)
Qualifier always [1]
Shoot metamorphoses ss (Shoot succulence)
Qualifier always [1]
Rosettes »
Rosettes h (Hemirosette plant)
Qualifier always [1]
special references:
Rauh, W. 1939: Über polsterförmigen Wuchs. Ein Beitrag zur Kenntnis der Wuchsformen der höheren Pflanzen. Nova Acta Leopold. N. F. 7:267-508
Kästner, A., Karrer, G. 1995: Übersicht der Wuchsformentypen als Grundlage für deren Erfassung in der "Flora von Österreich". Florae Austriacae Novit. 3:1-51
Bell, A.D. 1994: Illustrierte Morphologie der Blütenpflanzen. Ulmer, Stuttgart
 
group of traits: Leaf traits »
Leaf persistence »
Leaf persistence i (persistent green)
Leaf anatomy »
Leaf anatomy c (succulent)
Leaf form »
Leaf form schup (scale-like)
 
group of traits: Flowering phenology »
Flowering phenology »
Begin of flowering (months) 7
End of flowering (months) 9
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 vvs (mostly vegetatively, rarely by seed)
Reference Lippert, W. 1995: Crassulaceae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, 4 (2a), S. 69-129, 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
Dichogamy »
Dichogamy a2 (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 genus [G]
Pollen vector »
Pollen vector se (selfing)
Pollen vector group: se (Selbstbestäubung)
Abundance rare [4]
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]
Breeding system »
Breeding system XF (facultative allogamous)
Reference Lippert, W. 1995: Crassulaceae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, 4 (2a), S. 69-129, Blackwell, Berlin
Floral rewards »
Floral rewards 1 (nectar)
Reference Lippert, W. 1995: Crassulaceae. In: Hegi, G.B. (Hrsg.) Illustrierte Flora von Mitteleuropa, 4 (2a), S. 69-129, Blackwell, Berlin
Amount of floral reward 3 (present)
Floral rewards 1 (nectar)
Reference Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
Amount of floral reward 3 (present)
Flower color »
Flower colour red
Basic flower colour r (red)
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 SaBa (aggregate follicles)
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] 0.0
Weight (mean) [mg] 0.0
Weight (maximum) [mg] 0.0
Measured object Diaspore
Type of germinule or diaspore S (seed)
Constraint False
Heteromorphic type n (not heteromorphic)
Weight (minimum) [mg] 0.0
Weight (mean) [mg] 0.0
Weight (maximum) [mg] 0.0
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] 0.5
Length (maximum) [mm] 0.6
Width (minimum) [mm]  
Width (mean) [mm] 0.2
Width (maximum) [mm]  
Height (minimum) [mm]  
Height (mean) [mm] 0.2
Height (maximum) [mm]  
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] 0.5
Length (maximum) [mm] 0.6
Width (minimum) [mm]  
Width (mean) [mm] 0.2
Width (maximum) [mm]  
Height (minimum) [mm]  
Height (mean) [mm] 0.2
Height (maximum) [mm]  
special references:
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)
Beijerink, W. 1947: Zadenatlas der Nederlandsche Flora. Biol. Stat. Wijster, Wageningen (Gattung)
Knapp, U. 1994: Skulptur der Samenschale und Gliederung der Crassulaceae. Botanische Jahrbücher für Systematik 116:157-187 (Gattung)
 
group of traits: Ecological strategy »
Strategy type »
Strategy type s (stress-tolerators)
 
group of traits: Range »
Floristic zone and altitudinal level »
Floristic zone e (submeridional)
Altitudinal level a (alpine)
Status natural range
Floristic zone p (southern temperate)
Altitudinal level a (alpine)
Status natural range
Floristic zone n (northern temperate)
Altitudinal level a (alpine)
Status natural range
Number of inhabited floristic zones »
Number of inhabited floristic zones 2
Oceanity »
Oceanity so (suboceanic)
Amplitude of Oceanity: 3
Minimum level of oceantity: continental climate
Maximum level of oceantity: extreme oceanic climate
Status natural range
Floristic region »
Floristic region e (Europe)
Continent of floristic region: e (Europa)
Status natural range
 
group of traits: Hemeroby »
Hemeroby »
Hemeroby a (ahemerobic)
Hemeroby o (oligohemerobic)
Hemeroby m (mesohemerobic)
Hemeroby b (b-euhemerobic)
Hemeroby c (a-euhemerobic)
Hemeroby p (polyhemerobic)
Number of hemerobic levels »
Number of hemerobic levels 6
 
group of traits: Urbanity »
Urbanity »
Urbanity 3 (urbanoneutral)
 
group of traits: Habitats »
Habitat »
Habitat T10.2.2 (null)
Alliance: ???
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat T5.1.1.4 (null)
Alliance: Sedo-Scleranthion
Occurrence questionable False
Occurence restricted False
Annotation  
Habitat T5.2.3 (null)
Alliance: Asplenietea trichomanis
Occurrence questionable False
Occurence restricted False
Annotation  
 
group of traits: Sociology »
Class »
English circumscription 05.2 (Pioneer communities of hair-grasses)
Class: Koelerio-Corynephoretea
 
 
groups of traits for this species
Status »
Chromosome number »
Phylogeny »
Morphology »
Leaf traits »
Flowering phenology »
Floral and reproductive biology »
Seed traits »
Ecological strategy »
Range »
Hemeroby »
Urbanity »
Habitats »
Sociology »


Display of complete information for the selected species. Only traits available for the selected species are displayed.