BIBLIOGRAPHY. 99 
(281) Tschirch, Alexander, and Oesterle, 0. 
Anatomischer Atlas der Pharmakognosie und Nahrungsmittelkunde, 
Flores pyrethri, pp. 171-174, table 40. Leipzig, 1900. 
(282) Unger, H. 
Flores Chrysanthemi. Pharm. Ztg. (1) v. 32, no. 96, pp. 685-6. Nov. 
30, 1887. (2) v. 33, no. 11, pp. 81-2. Feb. 8, 1888. (3) v. 33, no. 18, 
pp. 131-2. March 3, 1888. (4) v. 33, no. 23, pp. 166-7. March 21, 1888. 
(283) 
(284) 
Gefarbtes Insektenpulver. Pharm. Ztg., v. 33, no. 95, pp. 715-6. 
Nov. 28, 1888. 
Adulterated Insect Powder. Chemist Druggist, March 15, 1890. Year- 
book Pharmacy, 1890, p. 173. 
(285) Verneau, Victor. 
Etude sur les pyrethres. These presented et publiquement soutenue a 
l'Ecole Superieure de Pharmacie de Montpellier, April 9, 1892, p. 54, 
1 plate. 
(286) Vogt, George. 
Test for Insect Powder. Pharm. J., v. 76 (4th ser., v. 22), p. 23. Jan. 6, 
1906. 
(287) VOGTHERR, M. 
Zur Diagnose offizineller Kompositenbliiten und ihrer Verwechselungen: 
Chrysanthemum. Ber. pharm. Ges., v. 7, pp. 47-50. 1897. 
(288) Vulpius, G. 
Ueber den Feuchtigkeitsgehalt vegetabilischer Pulver: Flores Chrysanth. 
Dalmati. Arch. Pharm., 14th year, v. 225, no. 23, p. 1046. Dec. 15, 1887. 
(289) Wasicky, P. 
Insektenpulverbestimmung. Munch. Med. Wochschr., v. 62, no. 21, 
p. 735. May 25, 1915. 
(290) Weed, Clarence M. 
Pyrethrum. Rept. Entomologist, 20th Rept. Board of Trustees, Col. Agr. 
and Mechanic Arts, Concord, N. H., 1892, part 2, 3rd and 4th Ann. Rept. 
N. H. Agr. Exp. Sta., pp. 246-7. 
(291) Weed, Howard Evarts. 
Injurious Insects. Miss. Agr. Exp. Sta. Bull. 14, p. 11. March, 1891. 
(292) West, George N. 
Insect Powder Industry. Rept. U. S. Consul at Kobe, Japan. Mar. 22, 
1915. 8 pp., 2 sketches. 
(293) Wiebelitz, . 
Der Aschennickstand des Insektenpulvers. Apoth. Ztg., v. 27, no. 71, 
p. 688. Sept. 4, 1912. 
(294) Willemot, C. 
On the Destruction of Noxious Insects by Means of the Pyrethrum " Wille- 
moti" Duchartre. Rept. Commissioner of Patents, 1861, Agriculture, 
pp. 223-31. Washington, 1862. 
(295) Yoshimura, K., and Trier, G. 
Weitere Beitrage uber das Vorkommen von Betainen im Pnanzenreich: 
Nachweis von Cholin und Ptachydrin in den Bliiten von Chrysanthemum 
cinerariifolium Bocc. (Insektenpulver). Zeit. physiol. Chem., v. 77, no. 4, 
pp. 292-6. Mar. 26, 1912. 
(296) Zuco, F. Marino. 
Sopra un omologo superiore della colesterina. Gazz. chim. ital., v. 19, 
section 4., pp. 209-12. May 12, 1889. 
