Autotrophs

1. Chemotroph

2. Phototroph

2.1. cyanobacteria

2.2. Plants

2.2.1. land plants

2.2.1.1. vascular

2.2.1.1.1. seedless

2.2.1.1.2. seeded

2.2.1.2. non-vascular

2.2.1.2.1. bryophyte

2.2.2. aquatic plants