Full List of Publications
Order alphabeticallyBack to Selected publications- 2017
- Chrtek J., Herben T., Rosenbaumová R., Münzbergová Z., Dočkalová Z., Zahradníček J., Krejčíková J., Trávníček P. (2017): Cytotype coexistence in the field cannot be explained by inter-cytotype hybridization alone: linking experiments and computer simulations in the sexual species Pilosella echioides (Asteraceae). BMC Evolutionary Biology 17: 87. [abstract] [open access]
- Majeský, L., Krahulec, F., Vašut, R.J. (2017) How apomictic taxa are treated in current taxonomy: A review. Taxon 66: 1017-1040. [abstract]
- 2016
- Bidmanová P., Rotreklová O., Danihelka J., Chrtek J. jun. (2016) Autumn hawkweed (Hieracium sabaudum) in the Czech Republic. Acta Musei Moraviae, Scientiae biologicae 101: 101-158. [abstract]
- Krahulcová A., Vladimirov V., Krahulec F., Bräutigam S. (2016) The agamic complex of Pilosella (Asteraceae) in Bulgaria and
SW Romania: variation in ploidy levels and breeding systems. Part 2. Phytologia Balcanica 22: 39-62.[abstract]
- Rotreklová O., Krahulcová A. (2016) Estimating paternal efficiency in an agamic polyploid complex: pollen stainability and variation in pollen size related to reproduction mode, ploidy level and hybridogenous origin in Pilosella (Asteraceae). Folia Geobotanica DOI 10.1007/s12224-016-9240-5. [abstract] [pdf: link to page]
- 2015
- Hand, M.L., Vít, P., Krahulcová, A., Johnson, S.D., Oelkers, K., Siddons, H.,
Chrtek, J. Jr., Fehrer, J., Koltunow, A.M.G. (2015): Evolution of apomixis
loci in Pilosella and Hieracium (Asteraceae) inferred from the conservation
of apomixis-linked markers in natural and experimental populations. Heredity 114: 17–26.
[abstract]
- Zahradníček, J., Chrtek, J. (2015) Cytotype distribution and phylogeography of Hieracium intybaceum (Asteraceae). Bot. J. Linn. Soc. 179: 487-498.
[abstract]
- Hand, M.L., Vít, P., Krahulcová, A., Johnson, S.D., Oelkers, K., Siddons, H.,
Chrtek, J. Jr., Fehrer, J., Koltunow, A.M.G. (2015): Evolution of apomixis
loci in Pilosella and Hieracium (Asteraceae) inferred from the conservation
of apomixis-linked markers in natural and experimental populations. Heredity 114: 17–26.
[abstract]
- 2014
- Chrtek J. Jr., Plačková, I., Dočkalová, Z., Krahulcová, A.,
Trávníček, P. (2014): Patterns of genetic variation in Pilosella echioides and its selected relatives: results of variation in ploidy level, facultative apomixis and past and present hybridization. Plant Syst. Evol. 300: 2091-2104. [abstract]
- Ferreira, M. Z., Álvarez Fernández, I., Chrtek, J., Menezes de Sequeira, M. (2014) 21. Notes on North African Andryala L. (Asteraceae): A new combination and typifications (Contributiones a la flora vascular de Marruecos 21-22). Acta Botanica Malacitana 39: 283-290.
- Krahulcová, A., Rotreklová, O., Krahulec, F. (2014):
The detection, rate and manifestation of residual sexuality in apomictic populations
of Pilosella (Asteraceae, Lactuceae). Folia Geobot. 49: 239-258.
[abstract]
[Electronic Supplementary Material]
- Krahulec, F., Krahulcová, A., Hlaváček, R. (2014): Rare hybrid swarm
of Pilosella polymastix × P. officinarum: cytotype structure and modes of reproduction.
Preslia 86: 179-192.
[abstract]
- Moltašová, H., Rotreklová, O., Danihelka, J., Gottschlich, G., Chrtek, J. jun. (2014) Hieracium racemosum in the Czech Republic [in Czech]. Zprávy České botanické společnosti 49: 1-27.
[abstract]
- Rosenbaumová, R., Krahulec, F. (2014): Sexual reproduction
as a source of ploidy level variation in the model agamic complex
of Pilosella bauhini and P. officinarum (Asteraceae: Lactuceae).
Plant Syst. Evol DOI 10.1007/s00606014-1072-2
[abstract]
- Urfus, T., Krahulec, F., Krahulcová, A. (2014): Hybridization within a Pilosella
population: a morphometric analysis. Folia Geobot. 49: 223-238. [abstract]
- Chrtek J. Jr., Plačková, I., Dočkalová, Z., Krahulcová, A.,
Trávníček, P. (2014): Patterns of genetic variation in Pilosella echioides and its selected relatives: results of variation in ploidy level, facultative apomixis and past and present hybridization. Plant Syst. Evol. 300: 2091-2104. [abstract]
- 2013
- Krahulcová A., Krahulec F. , Bräutigam S., Chrtek J. Jr. (2013): Chromosome numbers and reproductive systems of selected representatives of Pilosella from the Krkonoše Mts (the Sudetes Mts). Part 3. Preslia 85: 179-192. [abstract]
- Krak, K., Caklová, P., Chrtek, J., Fehrer, J. (2013):
Reconstruction of phylogenetic relationships in a highly reticulate group
with deep coalescence and recent speciation (Hieracium, Asteraceae).
Heredity 110:138-151.
[abstract]
- Novotná, S., Danihelka, J., Rotreklová, O.,Chrtek, J. jun. (2013) Hieracium umbellatum in the Czech Republic [in Czech]. Acta rerum naturalium 15: 73-95 [abstract]
- Fehrer, J. (2012): The hawkweed adventure: Molecular investigation
in the Oberlausitz and adjacent areas. [in German] Ber. Naturf. Gesell.
Oberlausitz 20: 43-50.
[abstract]
- Krahulcová A., Raabe U., Krahulec, F. (2012):
Processes within hybridising Pilosella populations: P. aurantiaca
and P. officinarum in North Rhine-Westphalia (Germany). [in German] Kochia 6: 123-141.
[abstract]
- Krak, K., Álvarez, I., Caklová, P., Costa, A., Chrtek, J., Fehrer, J. (2012):
Development of novel low-copy nuclear markers for Hieraciinae (Asteraceae) and their prospects
for other tribes. Amer. J. Bot. e74-e77
[abstract]
- Rosenbaumová, R., Krahulcová, A., Krahulec, F. (2012):
The intriguing complexity of parthenogenesis inheritance
in Pilosella rubra (Asteraceae, Lactuceae).
Sex. Plant Reprod. 25: 185-196.
[abstract]
- Koltunow A.M.G., Johnson S.D., Rodrigues J.C.M., Okada T., Hu Y.,
Tsuchiya T., Wilson S., Fletcher P., Ito K., Suzuki G., Mukai Y.,
Fehrer J., Bicknell R.A. (2011): Sexual reproduction is
the default mode in apomictic Hieracium subgenus Pilosella,
in which two dominant loci function to enable apomixis. Plant Journal
66: 890-902.
[abstract]
- Krahulcová A., Krahulec F.,
Rosenbaumová R. (2011): Expressivity of apomixis in 2n
+ n hybrids from an apomictic and a sexual parent:
insights into variation detected in Pilosella
(Asteraceae: Lactuceae). Sex. Plant Reprod. 24: 63-74. [abstract]
- Krahulec, F., Krahulcová A. (2011):
Ploidy levels and reproductive behaviour in invasive Hieracium
pilosella in Patagonia. NeoBiota 11: 25-31.
[abstract]
- Krahulec, F., Krahulcová, A., Rosenbaumová, R., Plačková, I.
(2011): Production of polyhaploids by facultatively apomictic Pilosella can
result in the formation of new genotypes via genome doubling. Preslia
83: 471-490.
[abstract]
- Mráz P., Chrtek J., Fehrer J. (2011):
Interspecific hybridization in the genus Hieracium s. str.
- Evidence for bidirectional gene flow and spontaneous allopolyploidization.
Plant Syst. Evol. 293: 237-245
abstract]
- Šingliarová, B., Chrtek, J., Plačková, I., Mráz, P. (2011):
Allozyme variation in diploid, polyploid and mixed-ploidy populations
of the Pilosella alpicola group (Asteraceae): relation to morphology,
origin of polyploids and breeding system. Folia Geobot. 46:387-410.
[abstract]
- Trávníček P., Dočkalová Z., Rosenbaumová R., Kubátová B., Szeląg Z.,
Chrtek J. (2011) Bridging global and microregional scales:
ploidy distribution in Pilosella echioides (Asteraceae)
in central Europe. Ann. Bot. 107: 443-454.
[abstract]
- Krahulcová A., Rotreklová O.
(2010):
Use
of flow cytometry in research on apomictic plants. Preslia
82: 23-39. [abstract]
- Křišťálová V., Chrtek J., Krahulcová
A., Bräutigam S., Krahulec F. (2010):
Populations of species of Pilosella in ruderal
habitats in the city of Prague: frequency, chromosome numbers and mode
of reproduction. Preslia 82: 437-464. [abstract]
- Chrtek, J. Jr, Zahrádníček, J.,
Krak, K., Fehrer, J. (2009): Genome size in Hieracium
subgenus Hieracium (Asteraceae) is strongly
correlated with major phylogenetic groups. Ann. Bot.
104: 161-178 [abstract]
- Fehrer, J., Krak, K., Chrtek,
J. Jr (2009): Intra-individual polymorphism in diploid and
apomictic polyploid hawkweeds (Hieracium, Lactuceae,
Asteraceae): disentangling phylogenetic signal, reticulation, and
noise. BMC Evol. Biol. 9: 239
- Krahulcová A., Vladimirov V., Krahulec
F., Bräutigam S. (2009): The agamic complex of Pilosella
(Asteraceae) in Bulgaria and in the southwestern Romania: variation in
ploidy level and breeding systems. Phytologia Balcanica
15: 377-384. [abstract]
- Krahulcová A., Rotreklová O., Krahulec
F., Rosenbaumová A., Plačková I. (2009): Enriching ploidy
level diversity: the role of apomictic and sexual biotypes of Hieracium
subgen. Pilosella (Asteraceae) that coexist in
polyploid populations. Folia Geobotanica 44:
281-306. [abstract]
- Mráz, P., Chrtek, J.,
Šingliarová,
B. (2009): Geographical parthenogenesis, genome size variation and
pollen production in the arctic-alpine species Hieracium
alpinum. Bot. Helv. 119: 41-51 [abstract]
- Mráz, P., Šingliarová, B., Urfus, T., Krahulec,
F. (2008): Cytogeography of Pilosella officinarum
(Compositae): Altitudinal and Longitudinal Differences in Ploidy Level
Distribution in the Czech Republic and Slovakia and the General Pattern
in Europe Ann. Bot. 101: 59-71 [abstract]
- Krahulec, F., Krahulcová,
A., Fehrer, J., Bräutigam, S., Schuhwerk,
F. (2008): The agamic complex of Hieracium subgen. Pilosella
in the Šumava Mts.: Its structure and comparison with other regions in
Central Europe. Preslia 80: 1-26 [abstract]
- Šingliarová B., Chrtek J., Mráz
P.
(2008): Loss of genetic diversity in isolated populations of an alpine
endemic Pilosella alpicola subsp. ullepitschii:
effect of long-term vicariance or long-distance dispersal? Plant Syst.
Evol. 275: 181-191 [abstract]
- Chrtek, J. Jr, Mráz, P.,
Zahradníček, J., Mateo, G., Szeląg, Z. (2007): Chromosome numbers and
DNA ploidy levels of selected species of Hieracium
s. str. (Asteraceae) Folia Geobotanica 42: 411-430 [abstract]
- Fehrer, J., Gemeinholzer, B., Chrtek,
J. Jr, Bräutigam, S. (2007a): Incongruent plastid and nuclear
DNA phylogenies reveal ancient intergeneric hybridization in Pilosella
hawkweeds (Hieracium, Cichorieae, Asteraceae). Mol.
Phylogen. Evol. 42: 347-361 [abstract]
- Fehrer, J., Krahulcová,
A., Krahulec, F., Chrtek, J. Jr.,
Rosenbaumová, R., Bräutigam. S. (2007b): Evolutionary aspects in Hieracium
subgenus Pilosella. In: Grossniklaus, U., Hörandl,
E., Sharbel, T., van Dijk, P. (eds.) Apomixis: Evolution, Mechanisms
and Perspectives, Regnum Vegetabile 147, Koeltz, Königstein pp. 359-390
[abstract]
- Suda, J., Krahulcová, A.,
Trávníček, P., Rosenbaumová, R., Peckert, T., Krahulec, F.
(2007) Genome size variation and species relationships in Hieracium
subgen. Pilosella (Asteraceae) as inferred by flow
cytometry. Ann. Bot. 100: 1323-1335 [abstract]
- Krahulcová, A. & Suda,
J.
(2006): A modified method of flow cytometric seed screen simplifies the
quantification of progeny classes with different ploidy levels. Biol.
Plant. 50: 457-460. [abstract]
- Krahulec, F. & Krahulcová, A. (2006): Population based approaches in the study of Pilosella Hill (Asteraceae): A new view of its taxonomy? Pp 15-25 in: Bailey, J. & Ellis, R.G. (eds.), Contributions to Taxonomic Research on the British and European Flora. BSBI, London. [abstract]
- Krahulec, F., Krahulcová, A., Papoušková, S. (2006): Ploidy level selection during germination and early stages of seedling growth in the progeny of allohexaploid facultative apomict, Hieracium rubrum (Asteraceae). Folia Geobot. 41: 407-416. [abstract]
- Peckert, T. & Chrtek, J. Jr.
(2006): Mating interactions among coexisting diploid, triploid and
tetraploid cytotypes of Hieracium echioides (Asteraceae).
Folia Geobot., 41: 323-334 [abstract]
- Wilson, L. M., Fehrer, J.,
Bräutigam, S., Grosskopf, G. (2006): A new invasive hawkweed, Hieracium
glomeratum (Lactuceae, Asteraceae), in
the Pacific Northwest. Canad. J. Bot. 84: 133-142. [abstract][ corrected figure 5]
- Chrtek, J. Jr., Plačková I.
(2005):
Genetic variation in Hieracium alpinum (Asteraceae)
in the Krkonoše Mts (West Sudeten Mts, Czech Republic). - Biologia
60: 387-391. [abstract]
- Fehrer,
J., Šimek, R., Krahulcová, A., Krahulec,
F., Chrtek, J. Jr., Bräutigam, E.,
Bräutigam, S. (2005): Evolution, hybridisation, and clonal distribution
of apo- and amphimictic species of Hieracium
subgen. Pilosella (Asteraceae:
Lactuceae) in a Central European mountain range. In: F.T. Bakker, L.W.
Chatrou, B. Gravendeel & P.B. Pelser: Plant species-level
systematics: new perspectives on pattern & process. Regnum
Vegetabile 143: 175-201. - Koeltz, Königstein. [abstract] (! size almost 4 MB !)
- Mráz, P., Chrtek, J. jun., Fehrer,
J., Plačková, I. (2005): Rare recent natural hybridization in
Hieracium s.str. - evidence from
morphology,
allozymes and chloroplast DNA. - Plant Syst. Evol
255: 177-192. [abstract]
- Peckert T., Chrtek J., Plačková
I.
(2005): Genetic variation in agamospermous populations of Hieracium
echioides in southern Slovakia and northern Hungary (Danube
Basin). - Preslia 77: 307-315. [abstract]
- Rotreklová, O., Krahulcová, A.,
Mráz, P., Mrázová, V., Mártonfiová, L., Peckert, T., Šingliarová, B.
(2005): Chromosome numbers and breeding systems in some species of Hieracium
subgen. Pilosella from Europe. - Preslia
77: 177-195. [abstract]
- Chrtek, J. Jr., Mráz, P.,
Severa, M.
(2004): Chromosome numbers in selected species of Hieracium
s.str. (Hieracium subgen. Hieracium)
in the Western Carpathians. - Preslia 76: 119-139. [abstract]
- Chrtek, J. Jr., Tonková, M.,
Plačková, I., Mráz, P., Marhold, K. (2004): The Hieracium
nigrescens group in the Sudeten Mountains and the Western
Carpathians. - Thaiszia - J. Bot. 14 (Suppl.
1): 5-6.
- Košťálová, V., Krahulec, F.
(2004):
Distribution of mixed Hieracium bauhini - H.
pilosella populations and hybridization within these
populations. - Thaiszia - J. Bot. 14 (Suppl. 1):
7-8.
- Krahulcová, A., Papoušková, S., Krahulec,
F. (2004): Reproduction mode in the allopolyploid
facultatively apomictic hawkweed Hieracium rubrum (Asteraceae,
H. subgen. Pilosella).
- Hereditas 141: 19-30. [abstract]
- Krahulec,
F., Bräutigam, S., Chrtek, J. Jr., Fehrer,
J., Krahulcová, A., Procházka, F.
& Schuhwerk, F. (2004): The Hieracium subg.
Pilosella in the Šumava Mts. - Thaiszia
- J. Bot. 14 (Suppl. 1): 9-10.
- Krahulec,
F., Krahulcová, A., Fehrer, J.,
Bräutigam, S., Plačková, I., Chrtek, J. Jr. (2004):
The Sudetic group of Hieracium subgen. Pilosella
from the Krkonoše Mts: a sythetic view. - Preslia
76: 223-243. [abstract]
- Morgan-Richards, M., Trewick, S.A., Chapman, H.M., Krahulcová,
A. (2004): Interspecific hybridization among Hieracium
species in New Zealand: evidence from flow cytometry. - Heredity
93: 34-42. [abstract]
- Peckert, T., Chrtek, J. Jr.,
Plačková, I. (2004): Genetic variation of agamospermous populations of Hieracium
echioides s.l. in the Danube basin. - Thaiszia - J.
Bot. 14 (Suppl. 1): 17-18.
- Rosenbaumová, R., Krahulec, F.
(2004): Residual sexuality as a factor influencing genetic structure
within the agamic complex of Hieracium subgenus Pilosella.
- Thaiszia - J. Bot. 14 (Suppl. 1): 19-20.
- Petřík, P., Chrtek, J. Jr., Bräutigam, S. (2003): Jestřábníky (Hieracium podrod Pilosella) Ještědského hřbetu. [Hieracium subgen. Pilosella in the Ještědský hřbet mountain ridge.] - Zprávy Čes. Bot. Společ. 38: 85-93. [abstract]
- Chrtek, J. Jr. (2002): Hieracium L. In: Kubát K., Hrouda L., Chrtek J. Jr., Kaplan Z., Kirschner J., Štěpánek J. (eds.): Klíč ke květeně České republiky. [Key to the Flora of the Czech Republic]. pp. 706-732. - Academia, Praha.
- Chrtek, J. Jr., Peckert T. (2002): Hieracium rothianum u Starého Vestce ve středním Polabí. - Muzeum a součastnost, ser. natur. 16: 15-17.
- Chrtek, J. Jr., Szeląg, Z., Mráz P., Severa, M. (2002): Hieracium silesiacum Krause [Hieracium sparsum subsp. silesiacum (Krause) Zahn] v Západních Karpatech. - Bull. Slov. Bot. Spoloč. 24: 81-90. [abstract]
- Rotreklová, O., Krahulcová, A.,
Vaňková, D., Peckert, T., Mráz, P. (2002): Chromosome numbers and
breeding systems in some species of Hieracium
subgen. Pilosella from the Central Europe. - Preslia
74: 27-44. [abstract]
- Štorchová, H., Chrtek, J. Jr.,
Bartish, I.V., Tetera, M., Kirschner, J., Štěpánek, J. (2002): Genetic
variation in agamospermous taxa of Hieracium sect. Alpina
(Compositae) in the Tatry Mts. (Slovakia). - Pl.
Syst. Evol. 235: 1-17. [abstract]
- Krahulcová, A., Krahulec, F., Chrtek, J. Jr. (2001): Chromosome numbers and reproductive systems in selected representatives of Hieracium subgen. Pilosella in the Krkonoše Mts (the Sudeten Mts) - 2. - Preslia 73: 193-211. [abstract]
- Krahulec, F., Chrtek, J. Jr., Krahulcová, A. (2001): Jestřábníky podrodu Pilosella Krkonoš. [Species of Hieracium subgen. Pilosella within the Krkonoše Mts.]. - Opera Corcontica 37: 234-243. [abstract]
- Mráz, P., Chrtek, J. Jr., Kirschner, J. (2001): Genetic variation in the Hieracium rohacsense group (Hieracium sect. Alpina). - Phyton (Horn) 41: 269-276. [abstract]
- Fitze, D., Fehrer, J. (2000): PCR-RFLP studies of non-coding chloroplast DNA in European Hieracium subgen. Pilosella. - Abh. Ber. Naturkundemus. Görlitz 72 (suppl.): 4. [abstract]
- Krahulcová, A., Krahulec,
F. (2000): Offspring diversity in Hieracium
subgen. Pilosella (Asteraceae):
new cytotypes from hybridization experiments and from open pollination.
- Fragm. Flor. Geobot. 45: 239-255. [abstract]
- Krahulcová, A., Krahulec,
F., Chapman, H. M. (2000): Variation in Hieracium
subgen. Pilosella: what do we know about its
sources? - Folia Geobot. 35: 319-338. [abstract]
- Štorchová,
H., Hrdličková R., Chrtek, J. Jr., Tetera, M.,
Fitze, D. & Fehrer, J. (2000): An improved
method of DNA isolation from plants collected in the field and
conserved in saturated NaCl/CTAB solution. - Taxon
49: 79-84. [abstract]
- Krahulcová, A., Chrtek,
J.
Jr., Krahulec, F. (1999): Autogamy in Hieracium
subgen. Pilosella. - Folia Geobot.
34: 373-376. [abstract]
- Krahulcová, A., Krahulec,
F. (1999): Chromosome numbers and reproductive systems in
selected representatives of Hieracium subgen. Pilosella
in the Krkonoše Mts (the Sudeten Mts). - Preslia
71: 217-234. [abstract]
- Chrtek, J. Jr. (1998): Hieracium. In: Marhold K., Hindák F. (eds.): Zoznam nižších a vyšších rastlín Slovenska. [Checklist of non-vascular and vascular plants of Slovakia]. pp. 492-494. - Veda, Bratislava. [link]
- Chrtek, J. Jr., Marhold, K. (1998): Taxonomy of the Hieracium fritzei group (Asteraceae) in the Sudeten Mts. and the West Carpathians (Studies in Hieracium sect. Alpina II.). - Phyton (Horn) 37: 181-218. [abstract]
- Chrtek, J. Jr. (1997): Hieracium decipientiforme (Wołoszczak et Zahn) Šljakov (the Hieracium nigrescens group) - an interesting species of the Ukrainian Carpathians. - Preslia 69: 121-128. [abstract]
- Chrtek, J. Jr. (1997): Taxonomy of the Hieracium alpinum group in the Sudeten Mts. and the West and Ukrainian East Carpathians. - Folia Geobot. Phytotax. 32: 67-91. [abstract]
- Chrtek, J. Jr. (1996): Chromosome numbers in selected Hieracium species (Compositae) in the Sudeten Mts and West and Ukrainian East Carpathians. - Fragm. Florist. Geobot. 41: 783-790. [abstract]
- Chrtek, J. Jr. (1996): Rozšíření Hieracium halleri (okruh H. alpinum) v Západních Karpatech. [Distribution of Hieracium halleri (Hieracium alpinum agg.) in the Western Carpathians]. - Zpr. Čes. Bot. Společ. 31: 125-131. [abstract]
- Chrtek, J. Jr., Marhold, K. (1996): Lectotypification of the name Hieracium alpinum subsp. augusti-bayeri Zlatník (Compositae). - Preslia 67: 301-304. [abstract]
- Chrtek, J. Jr. (1994): Chromosome numbers in selected Hieracium species in the Krkonoše Mts. (the West Sudeten). - Folia Geobot. Phytotax. 29: 91-100. [abstract]
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