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CCDB → Angiosperms → Compositae → Lactuca → Lactuca quercina L.

18 chromosome counts in Lactuca quercina L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Lactuca quercina L.	Lactuca quercina L.		18	Slovakia Database	Májovský J. et al., 1970a: Index of chromosome numbers of Slovakian flora (Part 1). - Acta Fac. Rerum Nat. Univ. Comen., Bot. 16: 1-26.
!		Lactuca quercina L.	Lactuca quercina L.		18	Slovakia Database	Májovský J. et al., 1970a: Index of chromosome numbers of Slovakian flora (Part 1). - Acta Fac. Rerum Nat. Univ. Comen., Bot. 16: 1-26.
		Lactuca quercina L.	Lactuca quercina L.		18	Slovakia Database	Feráková V., 1968a: Chromosome study in Lactuca quercina L. and Lactuca chaixii Vill. - Folia Geobot. Phytotax. 3/1: 111-116.
		Lactuca quercina L.	Lactuca quercina L.		18	Slovakia Database	Feráková V., 1968a: Chromosome study in Lactuca quercina L. and Lactuca chaixii Vill. - Folia Geobot. Phytotax. 3/1: 111-116.
		Lactuca quercina subsp. quercina	Lactuca quercina L.		18	Flora Europaea	Ferakova, 1968b
		Lactuca quercina L.	Lactuca quercina L.	9(2)		Asteracea	Dolezalova et al. 2002 Genet. Resour. Crop Evol.
!		Lactuca quercina	Lactuca quercina L.		18(4)	Asteracea	Ferakova 1970a Acta Fac. Rerum Nat. Univ. Comenianae Bot. Bratislava
		Lactuca quercina subsp. quercina	Lactuca quercina L.		18(1)	Asteracea	Buttler 1985 Folge. Hess. Florist. Briefe
		Lactuca quercina L.	Lactuca quercina L.		18(1)	Asteracea	Nazarova ＆ G. 2004 In Gabrielian, E. (ed.) (2004): Chromosome numbers of flowering plants of Armenian Flora. Yerevan: Institute of Botany National Academy of Sciences of RA
		Lactuca chaixii Vill.	Lactuca quercina L.		18(1)	Asteracea	Nazarova ＆ G. 2004 In Gabrielian, E. (ed.) (2004): Chromosome numbers of flowering plants of Armenian Flora. Yerevan: Institute of Botany National Academy of Sciences of RA
		Lactuca quercina subsp. quercina	Lactuca quercina L.		18	IPCN online	Buttler, K. P. 1985. Chromosomenzahlen von Gefässpflanzen aus Hessen (und angrenzenden Ländern), 3. Folge. Hess. Florist. Briefe 34: 37–42.
		Lactuca chaixii Vill.	Lactuca quercina L.		18	IPCN online	Nazarova. 2004. Pages 1--171 in Chromosome Numbers of Flowering Plants of Armenian Flora. Yerevan.
		Lactuca chaixii Vill.	Lactuca quercina L.		18	IPCN67-71	FERAKOVA, V. 1968. Chromosome study in Lactuca quercina L. and Lactuca chaixii Vill. Folia Geobot. Phytotax 3: 111-116.
		Lactuca quercina L.	Lactuca quercina L.		18	IPCN67-71	FERAKOVA, V. 1968. Chromosome study in Lactuca quercina L. and Lactuca chaixii Vill. Folia Geobot. Phytotax 3: 111-116.
!		Lactuca quercina subsp. quercina	Lactuca quercina L.		18	IPCN67-71	MAJOVSKY, J., ET. AL. 1970. Index of chromosome numbers of Slovakian flora (Part 1). Acta Fae. Rerum Nat. Univ. Comenianae Bot. 16.: 1-26.
!		Lactuca quercina subsp. quercina	Lactuca quercina L.		18	IPCN67-71	FERAKOVA, v. 1970. A biosystematic study of critical species of Lactuca sect. LactucoTsis. Folia Geobot. Phyto.Czech.) 5: 401-427.
!		Lactuca quercina L.	Lactuca quercina L.		18	IPCN67-71	FERAKOVA, v. 1970. A biosystematic study of critical species of Lactuca sect. LactucoTsis. Folia Geobot. Phyto.Czech.) 5: 401-427.
!		Lactuca quercina L.	Lactuca quercina L.		18	C-values database	Doležalová I, Lebeda A, Janecek J, Cíhalíková J, Krístková E, Vránova O. 2002. Variation in chromosome numbers and nuclear DNA contents in genetic resources of Lactuca L. species (Asteraceae). Genetic Resources and Crop Evolution 49: 383-395.