Scientific and applied pharmacognosy intended for the use of students in pharmacy, as a hand book for pharmacists, and as a reference book for food and drug analysts and pharmacologists . —Tschirch, Arch. d. Pharm., 1890, p. 203; Meyer,Wissenchaftliche Drogenkunde; Kraemer, Proc. Am. Phil. Soc,1902, p. 174; Hill, Kew Bull., 1917, p. 121. Spigelia.—Pinkroot.—The rhizome and roots of Spigelia mari-landica (Fam. Loganiaceae), a perennial herb indigenous to thesouthern United States. Spigelia should be collected in autumn,carefully dried and preserved, and not kept longer than two years. Descripti
Scientific and applied pharmacognosy intended for the use of students in pharmacy, as a hand book for pharmacists, and as a reference book for food and drug analysts and pharmacologists . —Tschirch, Arch. d. Pharm., 1890, p. 203; Meyer,Wissenchaftliche Drogenkunde; Kraemer, Proc. Am. Phil. Soc,1902, p. 174; Hill, Kew Bull., 1917, p. 121. Spigelia.—Pinkroot.—The rhizome and roots of Spigelia mari-landica (Fam. Loganiaceae), a perennial herb indigenous to thesouthern United States. Spigelia should be collected in autumn,carefully dried and preserved, and not kept longer than two years. Description.—Rhizome horizontal or slightly oblique, more orless branched, to 3 cm. in length, 2 to 3 mm. in diameter; exter-nally dark brown, slightly annulate from scars of bud-scales, the1 A. Oesterle, Grundriss der Pharmakochemie. 528 SCIENTIFIC AND APPLIED PHARMACOGNOSY upper portion with stem-scars or stem-remnants, under and sideportions with numerous roots and root-scars; fracture short; inter-nally, bark dark brown, to mm. in thickness, wood yellow,slightly radiate, 1 to mm. in thickness, pith 1 mm. in diameter;odor slightly aromatic; taste bitter, Carolina pink (Spigelia marilandica) showing the rhizome bearing two brancheswith opposite leaves, the flowers occurring in terminal scorpioid cymes.—After Carson. Roots 5 to 10 cm. in length, about mm. in diameter, withnumerous rootlets; externally dark brown, longitudinally wrinkled;internally light brown, wood nearly cylindrical, porous. Inner Structure.—See Figs. 225 and 226. 529
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