Discussion in relation to previous studies

Myrtus communis has been described by Huber and Rouschal (1954), Fahn et al. (1986) and Schweingruber (1990). The present description confirms all results of previous studies.

Present features in relation to the number of analyzed species

IAWA code frequency

Total number of species 1

1 growth rings distinct and recognizable 1

5 diffuse-porous 1

9 vessels predominantly solitary 1

14 vessels with scalariform perforation plates 1

22 intervessel pits alternate 1

36 helical thickenings present 1

40.2 earlywood vessels: tangential diameter 20-50 pm 1

50.2 200-1000 vessels per mm2 in earlywood 1 62 fiber-pits large and distinctly bordered

70 fibers thin- to thick-walled 1

76 parenchyma apotracheal, diffuse and in aggregates 1

97 ray width predominantly 1-3 cells 1 107 ray: heterocellular with 2-4 upright cell rows

(radial section) 1

R2 groups of sieve tubes in tangential rows 1

R3 distinct ray dilatations 1

R4 sclereids in phloem and cortex 1

R8 with crystal druses 1

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