Table 3 Pollen and seed morphological characters in all taxa
From: Micro-morphological study of Evolvulus spp. (Convolvulaceae): the old world medicinal plants
Plant taxa | E. alsinoides var. decumbens (KK & PT 12) | E. alsinoides var. decumbens (KK & PT 13) | E. glomeratus ssp. grandiflorus | E. nummularius |
|---|---|---|---|---|
Characters | ||||
Pollen morphology | ||||
Pollen unit | Monad | Monad | Monad | Monad |
Size polar axis (P) (µm) | 29–32 | 27–33 | 39–45 | 28–33 |
Size equatorial axis (E) (µm) | 28–31 | 29–33 | 41–47 | 28–33 |
Shape | Spheroidal | Spheroidal | Spheroidal | Spheroidal |
Aperture | 15-pantocolpate | 15-pantocolpate | 15-pantocolpate | 15-pantocolpate |
Ornamentation | Microechinate | Microechinate | Microechinate | Microechinate |
Seed morphology | ||||
Shape | Ovoid | Ovoid | No material available | Broadly elliptic |
Size | 1–1.5 × 1–1.5 | 1–1.5 × 1–1.5 | No material available | 1.5–2 × 1–1.5 |
Color | Yellow/orange/red/brown | Yellow/orange/red/brown | No material available | Yellow/brown |
Surface | Glabrous | Glabrous | No material available | Glabrous |
Epidermal cell shape | Irregular, polygonal | Irregular, polygonal | No material available | Irregular, polygonal |
Anticlinal boundaries | Undulate | Undulate | No material available | Undulate |
Periclinal cell wall | Folded | Folded | No material available | Flattened to concave |