Open Access
Table 1.
Evaluation of lipids and starch content in shoot tissues for species and cultivars of roses
| Starch grains presence in tissues | Tissue staining for different content of lipids | Score |
|---|---|---|
| Occur in single cells | Pale-pink, hardly distinctive | 1 |
| Occur in less than 50 % of cells | Light-pink, well distinctive | 2 |
| Occur in more than 50 % of cells | Pink, of medium intensity | 3 |
| Absent in single cells | Bright-pink | 4 |
| Present in all cells | Light-red | 5 |
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