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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 → Rubiaceae → Houstonia → Houstonia caerulea L.

19 chromosome counts in Houstonia caerulea L.:


Name Accepted Name Gametophytic(n) Sporophytic(2n) Data Source reference
!   Houstonia caerulea var. caerulea Houstonia caerulea L.   32 IPCN65 Love & L. 1965a
  Houstonia caerulea L. Houstonia caerulea L. 16   IPCN65 Ornduff 1965
  Houstonia caerulea L. Houstonia caerulea L.   32 IPCN online Kapoor, B. M. & C. Gerrais. 1982. Liste annotée de nombres chromosomiques de la flore vasculaire du nord- est de l'Amérique. III. Naturaliste Canad. 109: 91–101.
  Houstonia caerulea L. Houstonia caerulea L.   16 IPCN online Hill, L. M. 1989. IOPB chromosome data 1. Int. Organ. Pl. Biosyst. Newslett. (Zurich) 13: 17–19.
  Houstonia caerulea L. Houstonia caerulea L. 16   IPCN online Kovanda, M. 1978. Chromosome numbers of miscellaneous United States dicotyledons. Rhodora 80: 431–440.
!   Houstonia caerulea L. Houstonia caerulea L.   32 IPCN66 Love & Love 1966b
  Houstonia caerulea L. Houstonia caerulea L. 16   IPCN75-78 Kovanda 1978
!   Hedyotis caerulea (L.) Hook. Houstonia caerulea L.   16, Fedorov, 1974  
!   Hedyotis caerulea (L.) Hook. Houstonia caerulea L.   32, 48 Fedorov, 1974 Lewis W. H., Terrell
!   Hedyotis caerulea (L.) Hook. Houstonia caerulea L.   32, 48 Fedorov, 1974 Hou 16, 32
!   Hedyotis caerulea (L.) Hook. Houstonia caerulea L.   32, 48 Fedorov, 1974 Lewis W. H. 1962a
  Houstonia caerulea L. Houstonia caerulea L.   32 Fedorov, 1974 Stevens 191Z
  Houstonia caerulea L. Houstonia caerulea L.   32 Fedorov, 1974 Ornduff (D. n. 1965)
  Houstonia caerulea L. Houstonia caerulea L.   32 Fedorov, 1974 LOve A., LOve D. 1966
  Houstonia caerulea L. Houstonia caerulea L.   36 Fedorov, 1974 Fagerlind 1937
!   Houstonia caerulea L. Houstonia caerulea L.   36 Darlington, 1955 Fagerlind 1937
  Hedyotis caerulea (L.) Hook. Houstonia caerulea L. 8 16 Cave1962 Lewis 1962a
!   Hedyotis caerulea (L.) Hook. Houstonia caerulea L. 8, 9, 16, 24   Cave1962 Lewis & Terrell 1962
!   Hedyotis caerulea var. faxonorum (Pease & A. H. Moore) Fosberg Houstonia caerulea L. 16   Cave1962 Lewis & Terrell 1962