Herb
no, spices are not a dried food they are used for seasoning food
The leaves and occasionally the stems are used. Usually harvested while the plant is in flower and then dried. Dried leaves may be powdered, used in capsules, or steeped in water or alcohol. And more . . .
I think you might mean Piper Nigrum. It is the black pepper traditionally used as a seasoning. It is a vine that is a true tropical (American zone 10), and has flowers and red fruit. The fruit is dried and used as a spice.
Most of the time: Tobacco. Marijuana is also used for smoking cigarettes, but, it's usually illegal.
The most commonly used seasoning used in cooking is salt. Salt and Pepper are used together usually.
It's usually only used as a garnish.
marjoram
Chilli seasoning should contain some form of chili powder. It may also contain salt, dehydrated onion, garlic powder, dried herbs such as oregano or thyme, cumin, black pepper, and usually some form of thickener such as flour or turmeric.
Among very tall plants used as a seasoning, the only one I can think of is dill. There are probably other, too.
The dried leaves and roots of the chicory plant are collected in autumn for medicinal purposes. When flowering, the whole plant is collected and dried.
The whole plant is used, the leaves, stems, and flowers are used fresh. The roots are collected after the stem has died off, usually in August. The root is dried before use.
The dried ripe fruit and seeds of the plant are used for medicinal purposes.