Birch

Botanical NameBetula spp.
Common NamesBirch
Number of sources9
Number of different logs15
Number of specimens38
Number of measurements117
Max PZC read (of all measurements)22.9
Min PZC read (of all measurements)12.6
Max PZC average on one log21.3
Min PZC average on one log13.9
PZC Average of all logs17.6
Summary table

Visualized Chatoyance examples (one each different log)

Log 1 (from [Source 2]) – PZC = 21.5
Log 2 (from [Source 9]) – PZC = 19.6
Log 3 (Birch, Yellow from [Source 28]) – PZC = 17.5
Log 4 (Birch, Hairy from [Source 27]) – PZC = 19.3
Log 5 (from [Source 26]) – PZC = 19.9
Log 6 (Birch, Yellow from [Source 27]) – PZC = 19.2
Log 7 (from [Source 27]) – PZC = 16.9
Log 8 (from [Source 27]) – PZC = 15.6
Log 9 (from [Source 27]) – PZC = 17.8
Log 10 (from Evolution Panels and Doors) – PZC = 16.1
Log 11 (from Evolution Panels and Doors) – PZC = 17.7
Log 12 (from P. Hinds) – PZC = 15.4
Log 13 (from P. Hinds) – PZC = 15.7
Log 14 (from [Source 56]) – PZC = 16.9
Log 15 (from [Source 69]) – PZC = 18.3

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