BOT 1200 Lecture Notes - Lecture 9: Semi-Arid Climate, Cinnamon, Maluku Islands
14 Mar 2016
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Document Summary
Evoke thoughts of pastoral scenes, old fashioned settings, home remedies and subtle flavours. Earliest use of spices and herbs were to mask or prevent the spoiling of food. Herb (herbaceous): non-woody, annual biennial or perennial; leaves are used. Spice (no botanical definition): dried bark, roots, seeds and fruits; used for their scent and flavor. Cinnamon bark, chili pepper and black fruit, ginger rhizome. Plant essential oils are the source of aroma. Herbs and spices produce small amounts of odors; are useful for culinary, herbal medicine, and perfume industries. The odours are from the essence of the plants, the oil of the plants. Found in specialized plant cells, glands or vessels known as glandular trichomes . Unique structure where oils can build up. Essential oils are secondary plant products; not critical for plants basic metabolic function. Attract animals to flowers for pollination or to fruits as a means of seed dispersal.
