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Table 2 Comparisons of leaf morphology characteristics of H. major collected in this study and published data from H. ovalis

From: Genetic species identification and population structure of Halophila(Hydrocharitaceae) from the Western Pacific to the Eastern Indian Ocean

Characteristic Species
  H. ovalis H. majorMY-mb H. majorMY-gs H. majorMM-gy H. major
Lamina width (mm) 5-20 12 – 15 12 – 15 13 9-11
Lamina length (mm) 10-40 (-70) 18 – 22 18 – 22 22 15 – 25
No. of cross veins 10 – 25 18 – 20 18 – 20 20 14 - 17
Space between intramaginal vein (mm) 0.1 – 0.3 0.25 – 0.3 0.25 – 0.3 0.3 0.2
Half lamina width: distance between intramarginal veins and lamina margin ration 1:12-16 1:21 – 22 1:21 – 22 1:20 1:20-25
Source [5] This study This study This study [5]