BiolFlor search system

search and information system
on vascular plants in Germany

a cooperation of
	&

species information (Systematics, BiolFlor-Names, Status)
BiolFlor-Name	family	german name(s)
Xanthium saccharatum Wallr.	Asteraceae »	Zucker-Spitzklette
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)
Xanthium saccharatum Wallr.	accepted
Xanthium pensylvanicumm , auct., non Wallr.	Synonym
Xanthium orientale var. riparium , auct. Adema & M. T. Jansen, non (Itzigs. & Hertsch) Adema & M.T.Jansen	Synonym
<Xanthium orientale agg.	accepted
<Xanthium strumarium agg. , s. l. p. p.	Synonym
<Xanthium echinatum Murray, sensu Thell. in Hegi	Synonym
<Xanthium orientale L., s. l. Adema & M. T. Jansen	Synonym
<Xanthium strumarium subsp. italicum (Moretti) D. Löve, s. l.	Synonym

Floristic status »
Floristic status	N (neophyte)
Evolutionary origin »
Evolutionary origin	u (unknown)
Region of origin »
Region of origin	0 (not specified)
Endemism »
Endemism	0 (not specified)
Reference	unbekannt
Mode of introduction »
Mode of introduction	B (contaminant)
Degree of naturalization »
Maximum degree of naturalization	AG (agriophyte)

Chromosome number »
Basic chromosome number	18
Chromosome number 2n	36
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

Phylogeny code »
Phylogeny code	BBBBBBBBBABABBABBABAAABAAAAAABBBAA

Flowering phenology »
Begin of flowering (months)	8
End of flowering (months)	10
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	s (by seed/by spore)
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	Anmerkung 2002: Sexuelle Samenproduktion, da keine Apomikten in Gattung bekannt
Dicliny »
Dicliny	mo (monoecious)
Abundance	always [1]
Reference	Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
Dichogamy »
Dichogamy	g3 (pronounced protogynous)
Reference	Knuth, P. 1898: Handbuch der Blütenbiologie. Leipzig
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	wi (wind) Pollen vector group: ab (abiotische Bestäubung)
Abundance	always [1]
Reference	Anmerkung 2002: pers. obs.
Systematic reference	species [S]
Breeding system »
Breeding system	AFXF (mixed mating)
Reference	Anmerkung 2002: vgl. Klassifizierungsschema Abb.
Flower color »
Flower colour	greenish-yellowish
Basic flower colour	gr (green)
Reference	Haeupler, H., Muer, T. 2000: Bildatlas der Farn- und Blütenpflanzen Deutschlands. Ulmer, Stuttgart
Flower class after MUELLER »
Flower class after MUELLER	W (wind flowers) Typical pollinators: -
Flower type after KUGLER »
Flower type after KUGLER	0 (not applicable)

Fruit type »
Fruit type	Nu (nut)
Diaspore type »
Diaspore type	FSt (infructescence)
Germinule type »
Heteromorphic type	n (not heteromorphic)
Germinule type	FSt (infructescence)
Information available	True
Development of nutritious appendages
Development of flat appendages
Development of elongated appendages	always [1]
Development of additional appendages	always [1]
special references:
Brouwer, W., Stählin, A. 1955: Handbuch der Samenkunde. DLG-Verlag, Frankfurt/Main (Gattung)

Strategy type »
Strategy type

Number of inhabited floristic zones »
Number of inhabited floristic zones	0

Number of hemerobic levels »
Number of hemerobic levels	0

Urbanity »
Urbanity

Habitat »
Habitat	L5.2.4.2 (null) Alliance: Chenopodion rubri
Occurrence questionable	False
Occurence restricted	False
Annotation

Class »
English circumscription	06.4 (Annual ruderal communities) Class: Sisymbrietea officinalis

groups of traits for this species

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