CCDBAngiospermsCompositaeSymphyotrichumSymphyotrichum spathulatum (Lindl.) G. L. Nesom

25 chromosome counts in Symphyotrichum spathulatum (Lindl.) G. L. Nesom:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8II, 6II+1IV, 8II+1B, 16II, 16II+4Bs, 24II, 24II+8Bs, 32II(9, 1, 1, 16, 1, 6, 1, 3) 16, 16+2-3Bs, 16+5-6Bs, 24, 32, 32+1B, 42, 48, 64(8, 1, 1, 1, 19, 1, 2, 2, 3) Asteracea Allen 1984 Syst. Bot.
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8(1)   Asteracea Solbrig et al. 1969 Amer. J. Bot.
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom 16(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16, 32, 64(2, 3, 2) Asteracea Semple 1985 Rhodora
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16(1) Asteracea Semple et al. 1983 Amer. J. Bot.
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8II, 8II+5Bs, 16II, 16II+1-2Bs, 24II, 32II(3, 1, 11, 2, 7, 1) 16+4Bs, ca.32(1, 3) Asteracea Dean & C. 1983 Brittonia
  Aster delectabilis H. M. Hall Symphyotrichum spathulatum (Lindl.) G. L. Nesom 16(1)   Asteracea Raven et al. 1960 Amer. J. Bot.
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom 24II(1)   Asteracea Allen 1984 Syst. Bot.
  Symphyotrichum spathulatum (Lindl.) G. L. Nesom Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16, 64(1, 1) Asteracea Semple et al. 2001 Rhodora
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8, 6+1IV, 8+1B, 16+16+4B, etc. 16, 16+2-3B, 16+5-6B, 24, 32, etc. IPCN online Allred, K. W. & F. W. Gould. 1983. Systematics of the Bothriochloa saccharoides complex (Poaceae: Andropogoneae). Syst. Bot. 8(2): 168–184.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16, 32, 64 IPCN online Semple, J. C. 1985. Chromosome number determinations in fam. Compositae tribe Astereae. Rhodora 87: 517–527.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   32 IPCN online Semple, J. C. & J. G. Chmielewski. 1987. Chromosome number determinations in fam. Compositae, tribe Astereae. II. Additional counts. Rhodora 89: 319–325.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16 IPCN online Semple, J. C. 1983. Range expansion of Heterotheca camporum (Compositae: Asteraceae) in the southeastern United States. Brittonia 35(2): 140–146.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16, 32, 64 IPCN online Semple, J. C. 1983. Range expansion of Heterotheca camporum (Compositae: Asteraceae) in the southeastern United States. Brittonia 35(2): 140–146.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8II, 8II+5B, 16II+4B, etc 16+4B, ca. 32 IPCN online Dean, M. L. & K. L. Chambers. 1983. Chromosome numbers and evolutionary patterns in the Aster occidentalis (Asteraceae) polyploid complex of western North America. Brittonia 35: 189–196.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16, 32, 40 IPCN online Semple, J. C., J. G. Chmielewski & M. E. Lane. 1989. Chromosome number determinations in fam. Compositae, tribe Astereae. III. Additional counts and comments on generic limits and ancestral base numbers. Rhodora 91: 296–314.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16 IPCN online Semple, J. C., J. G. Chmielewski & C. Xiang. 1992. Chromosome number determinations in fam. Compositae, tribe Astereae. IV. Additional reports and comments on the cytogeography and status of some species of Aster and Solidago. Rhodora 94: 48–62.
  Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8   IPCN online Allen, G. A. & C. L. Eccleston. 1998. Genetic resemblance of allotetraploid Aster ascendens to its diploid progenitors Aster falcatus and Aster occidentalis. Canad. J. Bot. 76: 338–344.
  Aster occidentalis var. occidentalis Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8 II, 16 II   IPCN online Jones, A. G. 1980. Data on chromosome numbers in Aster (Asteraceae) with comments on the status and relationships of certain North American species. Brittonia 32(2): 240–261.
!   Symphyotrichum spathulatum (Lindl.) G. L. Nesom Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16, 64 IPCN online Semple, J. C., C. Xiang, J. Zhang, M. Horsburgh & R. Cook. 2001. Chromosme number determinations in Fam. Compositae, tribe Astereae. VI. Western North American taxa and comments on generic treatments of North American asters. Rhodora 103: 202–218.
!   Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom 8 8 IPCN67-71 SOLBRIG, Q.T., L.C. ANDERSON, D.W. KYHOS, & P.H. RAVEN. 1969. Chromosome numbers in Compositae. VIII: Astereae III. Amer. J. Bot. 56: 348-353.
!   Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16 IPCN73-74 KOVANDA, M. 1972. Somatic chromosome numbers for some Asteraceae. Rhodora 74: 102-116.
!   Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   c.27 IPCN73-74 ANDERSON, L.C., D.W. KYHOS, T. MOSQUIN, A.M. POWEL~, & P.H. RAVEN. 1974. Chromosome numbers in Compositae. IX Haplopappus and other Astereae. Amer. J. Bot. 61: 665-671.
  Symphyotrichum spathulatum var. spathulatum Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16,32,48,64 eFlora  
!   Aster occidentalis (Nutt.) Torr. & A. Gray Symphyotrichum spathulatum (Lindl.) G. L. Nesom   16 Cave1958 Huziwara 1958b