Abstract

An The aim of this study is to analyze the micro-macromorphological characters in some Salvia species and answer the question whether there is any relationship between mericarp and stamen types and whether these taxa can be distinguished by mericarp features.For Scanning Electron Microscope, the material was treated with hot 3% sodium carbonate, for 2 min, washed, dehydrated, suspended in 96% ethanol and then transferred to acetate plates and finally coated with gold. Mericarp shape, color and ornamentation, and abscission scar shape,were studied. Also, mean and standard deviation of quantitative characters were calculated. Mericarp size ranged between 1.5 and 2.7 mm in length and between 1.0 and 2.4 mm in width. Observed shapes included spherical, ovoid and ovoid-trigonous. Three types of ornamentation were identified: reticulate, foveolate and psilate. Mericarp surface sculpturing and their size show to vary between 12 species examined. Hence mericarp characters such as mericarp shape, surface ornamentation and abscission scar shape will useful to distinguishing the species of this genus. Also it seems that a particular stamen type correspond to a particular mericarp ornamentation.

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