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5419- Lady's mantle. Deer-cup. — The leaves of Alchemilla vulgaris L. Native 

 of Europe and naturalized in the northeastern United States. Collected 

 in the New York Botanical Garden by J. A. Shafcr, August 22, 1904. 



5420. Black raspberry leaves. Black-cap (See No. 3549). — The leaves of Rubus 



occidentalis L. A commercial sample, presented by Parke, Davis & Com- 

 pany, of New York. 



5421. European red raspberry (See No. 3553). — The leaves of R. Idaeus L. 



Grown by H. H. Rusby at Newark, New Jersey, November 20, 1919. 



5422. Strawberry leaves. — The leaves of a cultivated variety of Fragaria. Grown 



by H. H. Rusby at Newark, New Jersey, November 20, 1919. 



5423. Tyone leaves. California holly leaves. The leaves of Heteromeles arbutifolia 



(Poir.) Roem. (See No. 3619). Presented by the New York College of 

 Pharmacy. 



5424. Cherry laurel leaves. Cherry bay (See No. 1861). — A commercial sample, 



presented by Lehn & Fink, of New York City. 



5425. Peach leaves. — The leaves of Amygdalus Persica L. (See No. 3621). Col- 



lected by Q. T. Shafer at Williamsbridge, New York, August 15, 1904. 



5426. Arabisco leaves. — The leaves of a cultivated species of Acacia. From the 



United States Consul at Guayaquil, Ecuador. 



THE MIMOSA FAMILY {Mimosaceae) 



5427. Indian senna. — The leaflets of Cassia angustifolia Vahl. Native of India 



and eastern Africa, and cultivated. Presented by Parke, Davis & Com- 

 pany. 



5428. Tinnivelly senna. A fine cultivated form of the preceding. Same donor. 



5429. Another sample of the same, presented by Merck & Company, of New York. 



5430. Powdered India senna. — The preceding leaves in the powdered state. A 



commercial sample, presented by H. H. Rusby. 



5431. Adulterated India senna. — The same leaves, adulterated with those of 



Cracca villosa Grev. From the New York drug market. Presented by 

 H. H. Rusby. 

 5432-5441 represent Alexandria senna, the leaflets of Cassia acutifolia Delile, 

 native of northeastern Africa. They show the various stages in prepara- 

 tion after collection. Presented by A. N. Andrus & Company, of New 

 York City. 



5432. Leafy and flowering branches. 



5433. Leaves in bulk, as received from field collectors. 



5434. The leaves after being cleaned (Quality No. 1.) 



5435. The same (Quality No. 2.) 



5436. Various materials removed in cleaning. 



5437. Dust sifted out, much of it good for use. 



5438. Diseased leaves removed by picking. 



5439. Waste matter removed from the crude leaves. 



5440. Sand removed by sifting. 



5441. Wood of the tree. 



5442. Pure powdered Alexandria senna, presented by H. H. Rusby. 



5443. The same containing much sand. Same donor. 



5444. Powdered senna siftings. — Small particles of leaves, stems, etc., sifted out 



from the senna, and containing much sand, reduced to powder. 



