| species information (Systematics, BiolFlor-Names, Status) |
| BiolFlor-Name |
family |
german name(s) |
| Bothriochloa ischaemum (L.) Keng |
Poaceae » |
Gewöhnliches Bartgras
|
| 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) |
| Bothriochloa ischaemum (L.) Keng |
accepted |
| Andropogon angustifolium Sibth. & Sm. |
Synonym |
| Andropogon ischaemum L. |
Basionym |
| Dichanthium ischaemum (L.) Roberty |
Synonym |
|
| Chromosome number » |
| Basic chromosome number |
10 |
| Chromosome number 2n |
60 |
| Chromosome number (Germany) |
False |
| Most common chromosome race |
False |
| Ploidy level |
6 (hexaploid) |
| Ploidy type |
P (polyploid with haploid basic number) |
| Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
| Basic chromosome number |
10 |
| Chromosome number 2n |
45 |
| Chromosome number (Germany) |
True |
| Most common chromosome race |
False |
| Ploidy level |
|
| Ploidy type |
|
| Reference |
Oberdorfer, E. 1983: Pflanzensoziologische Exkursionsflora. Ulmer, Stuttgart |
|
| 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 |
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 |
o (obligat apomictic) |
| Reference |
Harlan, J.R., Brooks, M.H., Borgaonkar, D.S., de Wet, J.M.J. 1964: Nature and inheritance of apomixis in Bothriochloa and Dichanthium. Botanical Gazette 125:41-46 |
| Type of apomixis » |
| Type of apomixis |
p (pseudogamous) |
| Reference |
Harlan, J.R., Brooks, M.H., Borgaonkar, D.S., de Wet, J.M.J. 1964: Nature and inheritance of apomixis in Bothriochloa and Dichanthium. Botanical Gazette 125:41-46 |
| Dicliny » |
| Dicliny |
so (hermaphroditic) |
| Abundance |
always [1] |
| Reference |
Connor, H.E. 1979: Breeding system in the grasses: a survey. New Zealand Journal of Botany 17:547-574 |
| Pollen vector » |
| Pollen vector |
wi (wind)
Pollen vector group: ab (abiotische Bestäubung) |
| Abundance |
the rule [2] |
| Reference |
Frank, D., Klotz, S. 1990: Biologisch-ökologische Daten zur Flora der DDR. Wissenschaftliche Beiträge Martin-Luther Univ. Halle-Wittenberg Vol. 32 (P41) |
| Systematic reference |
family [F] |
| 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 |
TFSt (part of infructescence) |
| 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 |
always [1] |
| Weights » |
| Measured object |
Diaspore |
| Type of germinule or diaspore |
TFSt (part of infructescence) |
| Constraint |
False |
| Heteromorphic type |
n (not heteromorphic) |
| Weight (minimum) [mg] |
|
| Weight (mean) [mg] |
0.4 |
| Weight (maximum) [mg] |
|
| Sizes » |
| Measured object |
Germinule |
| Type of germinule or diaspore |
F (fruit) |
| Constraint |
False |
| Heteromorphic type |
n (not heteromorphic) |
| Length (minimum) [mm] |
2.0 |
| Length (mean) [mm] |
2.1 |
| Length (maximum) [mm] |
2.5 |
| Width (minimum) [mm] |
0.7 |
| Width (mean) [mm] |
0.7 |
| Width (maximum) [mm] |
0.8 |
| Height (minimum) [mm] |
|
| Height (mean) [mm] |
0.5 |
| Height (maximum) [mm] |
|
| Measured object |
Germinule |
| Type of germinule or diaspore |
FZb (fruit with appendage) |
| Constraint |
True |
| Heteromorphic type |
n (not heteromorphic) |
| Length (minimum) [mm] |
3.0 |
| Length (mean) [mm] |
3.8 |
| Length (maximum) [mm] |
4.5 |
| Width (minimum) [mm] |
1.0 |
| Width (mean) [mm] |
1.0 |
| Width (maximum) [mm] |
1.1 |
| Height (minimum) [mm] |
0.8 |
| Height (mean) [mm] |
0.9 |
| Height (maximum) [mm] |
1.0 |
| Measured object |
Diaspore |
| Type of germinule or diaspore |
TFSt (part of infructescence) |
| Constraint |
False |
| Heteromorphic type |
n (not heteromorphic) |
| Length (minimum) [mm] |
11.0 |
| Length (mean) [mm] |
13.5 |
| Length (maximum) [mm] |
15.0 |
| Width (minimum) [mm] |
|
| Width (mean) [mm] |
|
| Width (maximum) [mm] |
|
| Height (minimum) [mm] |
|
| Height (mean) [mm] |
|
| Height (maximum) [mm] |
|
| special references:
|
| Luftensteiner, H.W. 1982: Untersuchungen zur Verbreitungssbiologie von Pflanzengemeinschaften an vier Standorten in Niederösterreich. Bibliotheca Botanica 135:1-68 (Gattung)
|
|
| Habitat » |
| Habitat |
T6.2 (null)
Alliance: Festuco-Brometea
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
lückig |
| Habitat |
T6.2.2.2.1 (null)
Alliance: Xerobromion
|
| Occurrence questionable |
False |
| Occurence restricted |
False |
| Annotation |
|
|
| Class » |
| English circumscription |
05.3 (Fescue-brome communities of dry and semi-dry grasslands)
Class: Festuco-Brometea
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