Table 3.
Cytogenetic information in Momordica (Momordiceae)#.
| Species | Chromosome no. | Ploidy, Genome size, Chromosome features | References | |
|---|---|---|---|---|
| 2n | n | |||
| M.balsamina Linnaeus, 1753 | 22a | Diploidb; two chromosomes with double constrictionsc; CSR:0.65–1.98µmd; MCL:1.30µme; TCL: 28.61µmf | Bharathi et al. (2011) a-f | |
| M.charantia | 22a | 11b | Diploide, 2C (Feulgen densitometry): 4.10pg f, 2C (flow cytometry): 1.43pgg; chromosomes mostly metacentric, few submetacentric and subtelocentrich; 2 chromosomes with satellitesi; CSR: 1.26-1.81µmj; 45S (4) and 5S (2) rDNA signalsk | Plant DNA C-Values Databasef; Bharathi et al. (2011)a,i ; Barow and Meister (2003)g; Lombello and Pinto-Maglio (2007)a,b,h; Bharathi et al. (2011); Waminal and Kim (2012)a,e,h,j,k; Kausar et al. (2015)a; Kido et al. (2016)a,i |
| M.charantiavar.charantia | 22a | 11b | Diploidc; 2C (flow cytometry): 0.72pgd; NORs: 4e; nucleolar and centromeric CMA+ bandsf ; CSR: 1.27-3.07µmg; MCL: 1.97 µmh; HCL: 21.77µmi | Ghosh et al. (2018)a-f; Ghosh et al. (2021)a,c,d,g,h,i |
| M.charantiavar.muricata Chakravarty, 1982 | 22a | 11b | Diploidc; 2C (flow cytometry): 1.16pgd; NORs: 6e; nucleolar and centromeric CMA+ bandsf; CSR: 1.64-3.13µmg; MCL: 2.19µmh; HCL: 24.19µmi | Ghosh et al. (2018)a-f; Ghosh et al. (2021)a,c,d,g,h,i |
| M.cochinchinensis Loureiro, 1790 | 28a | 14b | Diploidc, 2C (flow cytometry): 2.64pgd, 6e chromosomes with secondary constrictions; CSR:1.16–2.03µmf /1.71-3.17μmg ; MCL: 2.27µmh; HCL: 31.86μmi; 45S (8) and 5S (2) rDNA signalsj | IPCNb; Xie et al. (2019a)a,j; Bharathi et al. (2011)a,e,f; Ghosh et al. (2021)a,c,d,g,h,i |
| M.cymbalaria | 18a | 8b, 9c, 11d | Diploide, 2C (flow cytometry): 3.74 pgf; 2g–4h chromosomes with secondary constrictions; CSR: 2.71-4.57μmi; MCL:3.75μmj; HCL: 33.79μmk | IPCNb; CCDBb,d; Bharathi et al. (2011)a,c,e,g; Ghosh et al. (2021)a,e,f,h,i,j,k |
| M.denudata Clarke, 1879 | 14a | - | IPCN a | |
| M.dioica Willdenow, 1805 | 28a, 56b | Diploidc; 2C (flow cytometry): 3.36 pgd, 2e-12f chromosomes with secondary constrictions; CSR: 2.04-3.58μmg; MCL: 2.75µmh; HCL: 77.10μmi; 45S (4) and 5S (2) rDNA signalsj | Bharathi et al. (2011)a,c,e; Xie et al. (2019a)a,j; Ghosh et al. (2021)b,d,f,g,h,i | |
| M.foetida Schumacher, 1827 | 44a | - | Behera et al. (2011)a | |
| M.rostrata Zimmermann, 1922 | 22a | - | Behera et al. (2011)a | |
| M.sahyadrica Kattukunnel et Antony, 2007 | 28a | 2 chromosomes with secondary constrictionsb; CSR: 0.73–1.83µmc; TCL: 37.53µmd, MCL: 1.34µme | Behera et al. (2011)a-e | |
| M.subangulata Blume, 1826 | 56a | 2C (flow cytometry): 3.06pgb; 8 chromosomes with secondary constrictionsc; CSR: 1.52-3.11μmd; HCL: 60.30μme | Ghosh et al. (2021) a-e | |
| M.subangulatasubsp.renigera Don, 1834 | 56a | 4 chromosomes with secondary constrictionsb; CSR: 0.52-1.26µmc; MCL: 0.93µmd; TCL 51.88µme | Bharathi et al. (2011) a-e | |
| M.tuberosa Miquel, 1855 | 22a | 11b | - | IPCNa,b; CCDBa,b |
# 2n: Zygotic chromosome number; n: gametic chromosome number; I: univalent; II: bivalent; III: trivalent; CSR: chromosome size range; MCL: mean chromosome length; HCL: total length of haploid set of chromosomes; TCL: total length of diploid set of chromosomes; NOR: nucleolar organizing region, superscripts correspond to references.