Kaszab Zoltán (szerk.): A Magyar Természettudományi Múzeum évkönyve 71. (Budapest 1979)

Szujkó-Lacza, J., Kováts, D. ; Rajczy, M.: Revision and numerical evaluation of the Hungarian Spergularia species (Caryophyllaceae)

Table 5. The results of regression analysis on certain combinations of characters. — (r = Bravais correlation coefficient; a, b = the parameters of the regression line y = ax + b; I = The length of sepals against that of petals; II = The length of sepals against that of capsules; III = The length of petals against that of capsules; IV = The number of internodes with lateral branches against the total number of internodes; V = The average length of internodes against that of leaves.) I II 111 IV V r 0

713***i 0.545* 0.662***

1 0.628** 0.352 5. media a 0.813 0.500 0.547 0.768 0.317 b 2.063 1.600 "0.121 -0.121 8.267 r 0.199 0.866**** 0.260 0.762**** ..240 S. salina a 0.089 0.690 0.466 0.932 0.205 b 3.738 0.145 0.077 - 1.701 13.080 r 0.385 0.202 -0.115 0.293 0.849**** S. rubra a 0.339 0.115 - 0.074 0.182 0.905 b 2.919 3.318 2.912 1.788 1.626 * The correlation is significant at the 95 % level ; ** at 98% level; *** at 99% level; ****At 99.9% level. (* Here M. 14. was neglected, because its petals were missing.)