The cladistic relationship among 34 species of the genus Calandrinia H.B. et. K. (Portulacaceae), en¬demic to Australia were analysed for 22 binary attributes, by using "PHYSYS" computer program. The driteria used to assign ...

In Antirrhinum majus the pal-rec-low-o is a repressed state of the pallida-recurrens allele. In heterozy¬gous condition, especially with pal-tub pal-tub tester, its mutation frequency increases from few tiny spots to very ...

Herbaceous communities that emerge on the Pakistan sea coast during monsoon have high percentage of therophytes followed by chamaephytes. Besides, dominant component of grasses, legumes were invariably present in all the ...