21051 CASSIA OCCIDENT- 

 AL! So Tdionda." Presented by Mr. 

 Ml H. lor ns, Mayaguez, P. R. A trop- 

 ical plant, the seeds of which are 

 offered for sale In the markets as a 

 substitute for coffee. Analysis, how- 

 ever^ fails to show any caffein or other 

 alkaloid. 



C'A S T I L. L_ A S 

 Rubber Tree. 



Deciduous, soft- wooded tree, 40 feet 

 high, with upright branches and whit- 

 ish trunk, from which a thick, creamy 

 latjs is obtained through incisions in 

 its bark and coagulated into com- 

 ma rcial rubber by" varying methods. 

 The trees are ready for tapping when 

 about 8 years old. For testing in com- 

 parison with other rubber producing 

 trees 



30380, CASUARIMA TOFIULOSA, 



Australian Pine, From L. GuiJlochon- 

 Tunis. 



Rapid-growing, handsome tree, 7(1 

 feet nigh, resembling a tall pine. The 

 wood is very dura bis, useful for cabi- 

 net work and for fuel. Kspeeiallj 

 valuable for avenne whintin^ 



24714, CAT HA EPULIS. Khat 



From Mr. T. Geroiimato, Harrar, 

 Abyssinia. The Khat tree of Arabia 



and Abyssinia where its culture is an 

 important industry. The leaves are 

 chewed by the Arabs for the stimn- 

 Iab!"g effect produced by the alkaloid 

 which they contain. Distributed un» 

 der special restrictions by the Depart- 

 ment for investigative purpose only. 



31393. GEIBA PENTANDRA 

 Kapok. From Buitenzorg, Java. A 

 tall tropical tree, 20 to SO meters high, 

 with spreading horizontal branches. 

 The fiber surrounding the seeds of 

 this and related species is the "Kapok" 

 of commerce. The wood is white and 

 soft; in Porto Rico it is considered 

 desirable for minor building purposes. 



CE RATON I A SJLIQUA, Csrob. 



Dwarf, evergreen tree, 20 feet high, 

 \ pith thick trunk and shining leathery 

 leaves. The female trees produce dark 

 brown pods, about & to 10 inches in 

 I ?r.«rtn, ccresseonly known as St. John's 

 E "•-•?,.:!: these are eaten for their sweet- 

 ish pulp. They also form a very nutri- 

 tious food for cattle. 



