Figure 5 | Scientific Reports

Figure 5

From: Enhanced growth and cardenolides production in Digitalis purpurea under the influence of different LED exposures in the plant factory

Figure 5

Scanning electron micrographs of trichomes in leaves of Digitalis purpurea L. as affected by (a) Red, (b) Blue, (c) Fluorescent light, and combined LEDs of red and blue light, (d) RB (1:1), (e) R:B (8:2), and (f) R:B (2:8) respectively, (g,h) and (j,k) multicellular glandular trichomes under a light microscope (Leica CME) at 20x magnification (bar = 75 μm), (i) single spherical secreting cell (trichome head) (bar = 4 μm), (l) unicellular stalk with single spherical secreting cell at the apex (bar = 30 μm).

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