Table 3 Mean (SE) values for glandular trichome density (# mm−2) and proportion (%) of deteriorated glandular trichomes on the adaxial surface of Rhododendron tomentosum (RT) leaves and stems in June and August 2017. n = 4. expect n = 2 for stem age classes 2015 and 2017 in August.
June | August | ||||
---|---|---|---|---|---|
Age class | Age class | ||||
2015 | 2016 | 2015 | 2016 | 2017 | |
Trichome density | |||||
Leaves | 3.2 (0.7) | 5.5 (0.6) | — | 8.0 (1.2) | 10.4 (1.2) |
Stem | 17.2 (2.5) | 21.3 (2.2) | 15.4 (4.5) | 17.1 (1.8) | 27. 9 (18.1) |
Deteriorated trichomes | |||||
Leaves | 99.5 (0.49) | 86.1 (7.8) | — | 93.3 (2.4) | 15.2 (11.7) 0 |
Stem | 48.2 (24.4) | 4.0 (1.8) | 13.3 (6.7) | 1.7 (1.1) | 0 (0) |