CCDB Header
Prof. Itay Mayrose Lab – Plant Evolution, Bioinformatics, & Comparative Genomics







CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous, please submit new counts, or report erroneous counts.


CCDB → Angiosperms → Compositae → Psilostrophe → Psilostrophe cooperi (A. Gray) Greene

12 chromosome counts in Psilostrophe cooperi (A. Gray) Greene:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene 16(1)   Asteracea Reveal & S. 1973 Great Basin Natur. (= Western North American Naturalist)
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene 16   IPCN online  
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene 16   IPCN online Brown, G. K. & M. Thompkins. 1982. In: IOPB chromosome number reports LXXVII. Taxon 31: 773–774.
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene   32 IPCN online Zhao, Z. 1996. Documented chromosome numbers 1996:2. Miscellaneous U. S. A. and Mexican species, mostly Asteraceae. Sida 17(1): 259–263.
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene 16 II, etc.   IPCN online Keil, D. J. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 271–273.
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene 16   IPCN online Powell, A. M., D. W. KYHOS & P. H. Raven. 1975. Chromosome numbers in Compositee. XI. Helenieae. Amer. J. Bot. 62: 1100–1103.
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene 16   IPCN73-74 REVEAL, J.L., & E.L. STYER. 1974. Miscellaneous chromosome counts of western American plants. I. Southw. Naturalist 18: 397-402.
!   Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene   32 eFlora  
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene   32 Fedorov, 1974 Jackson R. C. (D. n. 1960) par
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene   32 Fedorov, 1974 Raven, Kyhos 196!
  Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene   32 Fedorov, 1974 Powell, Turner 1963
!   Psilostrophe cooperi (A. Gray) Greene Psilostrophe cooperi (A. Gray) Greene 16   Cave1963 Powell & T. 1963