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CCDB → Angiosperms → Compositae → Symphyotrichum → 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 |