Claim · model-written summary
A second New World group of Cucurbitaceae has basic chromosome number 20-24.
- Taxon
- CucurbitaceaeCucurbitaceaee0
- Outcome
- basic numbere1
- Value
- 20-24e1
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionQualifier
Verbatim
e0“The chromosome numbers of 12 species of the Cucurbitaceae have been determined from pollen mother cell material”
e1“(c) there is a second New World group having 20-24 as the basic number”
Title
Cytological and Phylogenetic Studies in the Cucurbitaceae
Thomas W. Whitaker Botanical Gazette 1933. doi:10.1086/334347
Other claims from this paper (18)
- Observation Melothria punctata has chromosome number n = 12.
- Observation Melothria abyssinica has chromosome number n = 12.
- Observation Momordica balsamina has chromosome number n = 11.
- Observation Luffa cylindrica has chromosome number n = 13.
- Observation Ecballium elaterium has chromosome number n = 12.
- Observation Citrullus colocynthis has chromosome number n = 11.
- Observation Cucumis myriocarpus has chromosome number n = 12.
- Observation Cucumis melo var. Golden Beauty has chromosome number n = 12.
- Observation Benincasa cerifera has chromosome number n = 12.
- Observation Cucurbita melanosperma has chromosome number n = 20.
- Observation Cucurbita pepo var. Orange gourd has chromosome number n = 20.
- Observation Cyclanthera pedata has chromosome number n = 16.
- Observation Old World Cucurbitaceae genera, with one exception, have basic chromosome numbers of 11-13.
- Observation A New World group of Cucurbitaceae has basic chromosome number 16.
- Observation Species crossing in Cucurbitaceae is comparatively rare.
- Observation Cucurbita moschata and C. maxima gave an interspecific cross.
- Observation Cucurbita pepo and C. moschata gave an interspecific cross.
- Observation Citrullus vulgaris and C. colocynthis gave an interspecific cross.