Table 5 The different types of chlorophyll mutants are based on their coloration. Lethal mutations are maintained in heterozygous stocks
Type | Gene symbol | Characteristic | Viability |
|---|---|---|---|
Albina | alb (Scandinavia), abo (USA) | White seedlings without chlorophyll or carotenoids | Lethal |
Xantha | xan (Scandinavia), xnt (USA) | Yellow seedlings with carotenoids but without or with very reduced levels of chlorophyll | Lethal |
Viridis | vir | Yellowish green or light green at seedling stage | Lethal |
Chlorina, Chlorina seedling, Light green foliage | clo (Scandinavia), fch, lgn (USA) | Yellowish green or light green | Viable |
Virescens | vsc | Yellowish green or light green at seedling stage. Turn darker green when older | Viable |
Lutescens | lsc | Darker green at seedling stage. Turn yellowish green or light green when older | Viable |
Alboxantha | axa | Tip white, base yellow | Lethal |
Xanth-alba | xal | Tip yellow, base white or faintly colored | Lethal |
Alboviridis | avi | Tip white, base green or yellowish green | Lethal |
Virido-albina | val | Tip more or less greenish or yellowish green, base white | Lethal |
Tigrina | tig | Transverse stripes with destructed tissues | Lethal |
Zonata | zon | Transverse stripes with white or yellow colors | Lethal |
White spotted leaf blade, Mottled leaf blade, Zebra stripe | mtt, zeb | Transverse stripes with white or yellow colors | Viable |
Striata | str | Longitudinal stripes of white or yellow colors | Viable |
Mid-season stripe, Yellow streak, White streak, Variegated | mss, yst, wst, var | Longitudinal streaks of white or yellow color | Viable |
Maculata | mcl | Chlorophyll and carotenoid destruction in the form of white dots on leaves | Lethal |