This section is from the "A Manual of Materia Medica and Pharmacology" book, by David M. R. Culbreth. Also available from Amazon: Manual of Materia Medica and Pharmacology.
Ceylon Moss. -- Indian Ocean. Mostly Sphaerococ'cus Lichenoi'des, 10 Cm. (4') long, 1.5 Mm. (1/16') thick, cylindrical, forked, filiform above; reddish--when dry whitish, brittle.
 
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