Table 2.
Micro-morphological characters of epidermis and trichome in the studied taxa.
| Attribute | 1 | 2 | 3 | 4 | 5 | |||
|---|---|---|---|---|---|---|---|---|
| Epidermal | Epidermal cell wall: (1) Straight. (2) Sinuous. | 2 | 2 | 1 | 2 | 1 | ||
| Stomata leveling: (1) Superficial. (2) Semi-depressed. (3) Depressed. | 3 | 1 | 2 | 2 | 1 | |||
| Stomata types | Anisocytic stomata: (1) Present. (2) Absent. | 1 | 2 | 1 | 1 | 2 | ||
| Anomocytic stomata: (1) Present. (2) Absent. | 1 | 1 | 1 | 1 | 1 | |||
| Tetracytic stomata: (1) Present. (2) Absent. | 1 | 2 | 2 | 1 | 1 | |||
| Stephanocytic stomata: (1) Present. (2) Absent. | 1 | 1 | 2 | 1 | 1 | |||
| Associated stomata with middle lamella: (1) Present. (2) Absent. | 2 | 2 | 1 | 2 | 1 | |||
| Sculpture: (1) Striate. (2) Reticulate. | 1 | 1 | 2 | 1 | 1 | |||
| Trichome | Non-glandular | Papillae: (1) Present. (2) Absent. | 1 | 2 | 1 | 2 | 2 | |
| Multicellular hairs with heterogeneous cells: (1) Present. (2) Absent. | 2 | 1 | 2 | 2 | 2 | |||
| Multicellular hairs with homogeneous cells: (1) Present (2) Absent | 2 | 2 | 2 | 2 | 1 | |||
| Shaggy hair: (1) Present (2) Absent | 1 | 2 | 1 | 2 | 1 | |||
| Glandular | Multicellular uniseriate stalk and unicellular head with homogeneous cells: (1) Present (2) Absent | 2 | 2 | 2 | 1 | 2 | ||
| Multicellular uniseriate stalk and unicellular head with heterogeneous cells: (1) Present (2) Absent | 1 | 2 | 2 | 1 | 1 | |||
| Multicellular uniseriate stalk and bicellular head with homogeneous cells: (1) Present (2) Absent | 2 | 2 | 1 | 2 | 2 | |||
| Multicellular uniseriate stalk and bicellular head with homogeneous cells: (1) Present (2) Absent | 2 | 1 | 2 | 2 | 2 | |||
| Ornamentation: (1) Verrucose. (2) Smooth. (3) Ttuberculate & warty. (4) Smooth & warty | 1 | 2 | 2 | 3 | 4 | |||
1- C. intybus var. intybus, 2- C. intybus var. foliosum, 3- C. endivia var. endivia, 4- C. endivia var. crispum, and 5- C. endivia subsp. pumilum.