Trifo'lium praten'se, Trifolium, Red Clover Blossoms, N.F. -- The dried inflorescence with not more than 2 p.c. of foreign organic matter; Europe, naturalized in N. America. Well-known fodder-plant. Heads ovoid, 12-25 Mm. (1/2-l') long and broad, shriveled, purplish, brownish on drying, consisting of many small papilionaceous flowers crowded together, stipules green; leaves trifoliate; odor faintly aromatic, tea-like, taste sweetish, slightly bitter. Powder, greenish-brown -- non-glandular hairs, pollen grains, epidermis with stomata, polygonal cells (corolla) with rhombohedron of calcium oxalate; solvent: diluted alcohol; contains isorhamnetin, pratol, tannin, pratensol, trifolin (glucoside). Alterative, deobstruent, sedative; whooping-cough, spasmodic affections. Dose, 3ss-1 (2-4 Gm.); 1. Fluidextractum Trifolii (diluted alcohol); 2. Fluidextractum Trifolii Compositum, 2l.5 p.c., + glycyrrhiza 21.5, berberis, cascara amara, lappa, phytolacca, stillingia, aa 10.8, xanthoxylum 3, (33 p.c. alcohol), dose, 3j-2 (4-8 cc.): Prep.: 1. Syrupus Trifolii Compositus, 30 p.c., + dose, 3j-2 (4-8 cc.).