(239) 
5303. Tonga bark. Yaro.—The bark of Premna taitensis DC. (Same family). 
Native of the Fiji Islands. Presented by Parke, Davis & Company, of 
New York. 
5304. Para paray guazu.—The bark of a species of Jacaranda (Bignoniaceae— 
Trumpet-creeper Family). Native of tropical South America. From 
Paraguay, through the Field Museum of Natural History. 
5305. Bean-tree or cigar-tree bark. Catalpa.—The bark of Catalpa Catalpa (L.) 
Karst. (Same family). Native of the eastern United States and cultivated 
for ornament. Collected by H. H. Rusby at Newark, New Jersey, July, 
1919. 
5306-5311. The barks of species of Tabebuia (Same family) from Paraguay, 
through the Field Museum of Natural History. 
5306. Lapacho bark.—The bark of Tabebuia Avellanedae Lorentz. 
5307. Lapacho amarillo.—The bark of T. flavescens B. & H. 
The following four are from undetermined species: 
5308. Lapacho negro. 
5309. Lapacho crespo. 
5310. Lapacho crespo. 
5310. Another sample of the same in the ground state. 
5311. Lapacho colorado. 
5312. Bignonia bark.—The bark of a species of Bignonia. (Same family). Native 
of Bolivia. Collected by H. H. Rusby at Ribaralta, Bolivia, 1887. 
THE MADDER FAMILY (Rubiaceae) 
5313. Pale Cinchona bark.—The bark of Cinchona officinalis L. Native of Ecuador 
and cultivated as a drug. The sample contains 2% of alkaloid, a little 
more than half of it quinine. Grown at Cinchona, Jamaica. 
5314. Another sample, from the same locality. 
5315. Another sample of the same, grown in Ecuador. Presented by Parke, 
Davis & Company, of New York. 
5316. Another sample of the same. From the New York drug market. 
5317. Another sample, grown in Java. From the New York drug market. Pre- 
sented by H. H. Rusby. 
5318. Another sample, from the same source as the preceding. 
5319. Another sample of pale bark, which is probably a hybrid of this with some 
other species. From the New York drug market. Presented by Parke, 
Davis & Company, of New York. 
5320. Brown huanuoo bark.—The bark of a variety of the same species. Presented 
by the New York College of Pharmacy. 
5321. Quilled red Peruvian bark—The bark of C. succirubra Pavon. Native of 
Peru and cultivated asa drug. Grownin Java. From the New York drug 
market. Presented by H. H. Rusby. 
5322. Another sample from the same source. Presented by Parke, Davis & Com- 
pany. 
5323. Another sample, grown in Africa. Same donor. 
5324. Another sample, grown in Jamaica. Same donor. 
5325. Another sample, grown in Ceylon. Presented by the New York College 
of Pharmacy. 
