Table 3.
Morphological characteristics of A. nilagirica var. nilagirica
| Characters | Mother plant* | In vitro regenerated plant* |
|---|---|---|
| Stem color | Green | Green |
| Length ratio of apical segment of mid stem leaf | 8.60 ± 0.42 | 9.51 ± 0.61 |
| Breadth ratio of apical segment of mid stem leaf | 2.86 ± 0.16 | 2.30 ± 0.19 |
| No. of serrations on apical segment of mid stem leaf | 8.33 ± 0.66 | 10.00 ± 1.00 |
| No. of leaves in top 20 cm of inflorescence | 8.50 ± 1.44 | 8.50 ± 0.86 |
| Leaf thickness (mm) | 0.80 ± 0.08 | 0.82 ± 0.08 |
| Leaf width (cm) | 15.22 ± 1.01 | 14.72 ± 1.73 |
| Leaf length (cm) | 20.46 ± 1.30 | 21.68 ± 1.35 |
| Capitulum shape | Elliptic | Elliptic |
| Length of capitulum (mm) | 2.67 ± 0.11 | 2.60 ± 0.10 |
| Breadth of capitulum (mm | 1.95 ± 0.05 | 1.82 ± 0.08 |
| Outer involucre bract smaller than disc | Smaller | Smaller |
| Disc floret fertile or sterile | Fertile | Fertile |
| No. of ray florets/inflorescence | 9.50 ± 0.28 | 9.75 ± 1.03 |
| No. of disc florets/inflorescence | 10.50 ± 0.64 | 10.75 ± 0.47 |
| Length of disc floret (mm) | 1.86 ± 0.08 | 1.83 ± 0.08 |
| Length of ray floret (mm) | 1.57 ± 0.08 | 1.54 ± 0.09 |
| Length of anther (mm) | 1.12 ± 0.02 | 1.10 ± 0.00 |
| Length of stigma in ray floret (mm) | 0.45 ± 0.02 | 0.47 ± 0.04 |
| Length of seed (mm) | 0.93 ± 0.03 | 1.05 ± 0.13 |
| Breadth of seed (mm) | 0.40 ± 0.01 | 0.42 ± 0.02 |
| Flowering time | November–March | November–March |
* Each value represents the mean ± Standard Error