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CCDB → Angiosperms → Compositae → Hieracium → Hieracium venosum L.

9 chromosome counts in Hieracium venosum L.:

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		Name	Accepted Name	Gametophytic(n)	Sporophytic(2n)	Data Source	reference
!		Hieracium venosum L.	Hieracium venosum L.		18	Hieracium	Bostick 1965; Smith 1966b (var. nudicaule (Michx.) Farw.); Jones 1968; Kovanda 1978; Hill 1989
!		Hieracium venosum L.	Hieracium venosum L.		18(1)	Asteracea	Smith, E. B. 1966 Taxon
!		Hieracium venosum L.	Hieracium venosum L.	9(1)		Asteracea	Rosenberg 1917 Botanisk tidsskrift
		Hieracium venosum L.	Hieracium venosum L.	9		IPCN65	Bostick 1965
		Hieracium venosum L.	Hieracium venosum L.	9		IPCN online	Hill, L. M. 1989. IOPB chromosome data 1. Int. Organ. Pl. Biosyst. Newslett. (Zurich) 13: 17–19.
		Hieracium venosum L.	Hieracium venosum L.		18	IPCN online	Kovanda, M. 1978. Chromosome numbers of miscellaneous United States dicotyledons. Rhodora 80: 431–440.
		Hieracium venosum L.	Hieracium venosum L.		18	IPCN online	Kovanda, M. 1978. Chromosome numbers of miscellaneous United States dicotyledons. Rhodora 80: 431–440.
!		Hieracium venosum var. nudicaule (Michx.) Farw.	Hieracium venosum L.		18	IPCN66	E. B. Smith 1966b
		Hieracium venosum L.	Hieracium venosum L.	9		IPCN67-71	JONES, S.B. Jr. 1968. Chromosome numbers in southeastern United states Compositae II. Bull. Torrey Bot. Club 95: 488-489.