Resins are regarded as end products of destructive metabolism. They occur in special ducts or cavities in plant tissues. When dry they are usually hard, transparent or translucent amorphous solids, which readily fuse upon heating. Chemically, they are complex...
Synonyms: Rheum, Rhei Rhizoma, Rhei Radix, Rhubarb Rhizome Botanical source: Rhubarb consists of the dried peeled rhizome of various Rheum species, particularly Rheum palmatum Linn. and Rheum Officinale Baillon, but not of Rheum rhaponticum Linn. These plants belong to the family Polygonaceae. Geographical...
Synonyms: Scilla, Scillac Bulbus, Scillae Radix. Botanical source: Squill consists of the sliced and dried fleshy scale leaves of the bulb of Urginea maritima (Linn.) Baker (=Urginea scilla Stein.) of the monocotyledonous family Liliaceae. Geographical source: Squill is largely obtained from Malta and the...
Synonyms: Insect flower, Pyrethri Flores, Flores Insectorum Botanical source: Pyrethrum Flower consists of the dried flower-heads of Chrysanthemum cinerariaefolium Vis., an annual herb of the family Compositae. Geographical source: The Pyrethrum flower plant is indigenous to the Balkans. The plant is...
Synonyms: Belladonna Herb, Belladonna Leaf, Belladonnae Herba, Deadly Nightshade Leaves, Foha Belladonnae Botanical source: Belladonna consists of the leaves and other aerial parts of Atropa belladonna Linn. of the family Solanaceae, collected when the plant is in flower. Geographical source: The...