Figure 4.9. Diurnal patterns of CO2 exchange by juvenile and adult Tillandsia dep-peana denied irrigation. Irradiance 650 900 |imol m~2 s-1, 25/18 °C day/night leaf temperature, 50 60/70% relative humidity day/night (after Adams and Martin 1986a).
of water relations. Trichomes born by Vriesea geniculata during its rst several years of life cover about 80% of the leaf surface, but later that value falls below 5% (Reinert and Meirelles 1993; Table 4.7).
Shield morphology, speci cally its width, accounts for part of the difference in cover value as greater numbers of cell divisions produce the
Was this article helpful?