HORTICULTURE

Detailed explanation-1: -Plants with no roots, but have stem and leaves are Psilotum. They belong to the Pteridophytes. Commonly they are called the whisk ferns, they are considered as primitive pteridophytes as they lack roots.

Detailed explanation-2: -Taproots are commonly found in plants like beetroot, burdock, carrot, sugar beet, dandelion, parsley, parsnip, poppy mallow, radish, sagebrush, turnip, common milkweed, cannabis, and trees such as oaks, elms, pines, and firs are some of the taproot plant names.

Detailed explanation-3: -Taproot systems in plants have a main root and smaller roots emerging from the main root. These smaller roots are known as lateral roots. On the other hand, fibrous root systems have small hair-like roots known as fibrous roots, which do not have a main root.

Detailed explanation-4: -The two systems are examples of genuine roots which develop from the radicle of the plant embryo. Plants like carrots and radish exhibit a tap root system, while grass and coconut trees have fibrous root systems. More examples of taproot are ginger, garlic, potatoes, parsnip, turnip, etc.