296 



In the small state of Colimji aloue over two Imndretl ditfercnt kinds of useful and 

 valniiltle wooila are encountered; iino cabinet and dyewoods and woods for con- 

 struction. Tlio most valuable of these, as, for iiiHtancc, lualio^any, cedar, "prinia- 

 vera," jrruuadillo, " taini)inziran " palo-maria, palo-fierro, are articles of export to 

 Europe and to tlie United States. They grow in abuiulance all aloii<r the coast and 

 to a considerable distance inland. Among the dyewoods are the " cainpeachy," and 

 palo [irazil. On the higher jdatean lino oak and pine forests are met with. Fibrous 

 plants and trees also grow in abundance, Besith's the majestic "palina do coco" 

 we have the useful palm-nut oil tree (palma de coquito d<> aeeite) an<l other species 

 of palms. 



The rubber tree grows wild in the forests of the lowland along the Pacitic coast. 

 8ome crude rubber is matle, chietly by the nati\'es, and is exported to Euro])e and to 

 the United States. 



!■ am under obligation to many botanists who have aided nie in com- 

 paring^ my specimens witli tlioso owned or controlled by tlieni. 



Br. George Vasey, late cliief of thti division of botany, gave me every 

 facility to carry on tliis work, and is wliolly responsible for the dcter- 

 miimtion of the grasses. The following list comprises the grasses 

 determined by him: 



Jujoi)o<)o)i f/raciliif. Hilaria cenchroklefi. 



Aiithrpliord eJeguiis. Jourea atramhieo. 



AriHtida manzanilloana. Muhlenberfiia exilis. 



Arhtidti ttuitix. Oplisiiiciiiis hiniibohltianiiH iiudicanUs. 



ArionVuxUa ht'dsUiensis, Oplhutcnuit ftctarius. 



lioulidoiia hromoides. PaniciimmoJIe. 



Houlehiia polnnlachifs. Ptuiicuiii vnpUJiicnim, 



VatJu'sircinn creciam. Pcuiiciim ({icaricaUtiii. 



Cenchnis irhinataa. I'aitieinn m\jurnm. 



Chlorts radiata. Paniciim primjln. 



KlfiisUx' iiidicd. PaiiicKm naiujuiiiah ciliare. 



h'rdj/roxiia cUiarh. Paiiiviim tridutHtliinn. 



Kmtjroatia phummt, Paspahini cotiJiujatHni. 



Eruiiro^tia diversijiora. Paspalum panivulatum. 



Kriuiroxiin pallida. Pe:uihetii)n Hctoi^nm. 



ICvayroatiH purahii. Phra<imHva vommunia. 



Gowinia poJyyama. SporoboJua aryntuH, 



Prof. Daniel C. l^^aton has named the ferns and fern allies of which 

 the following si>ecies were obtained: 



Adiantiim conchinum. Fella-a rigida. 



AHpidiiim jxtlrna. Phegopteris Iciragona. 



Aapidiuitt trifoH((tum. Polgpodium eloitgalum. 



Gtjmnogramme calomelanoa. rolypoduim incanum. 



Lj/godium mr.ricHnirm. Poh/podiiiiii UinccoJainm. 



Xoihohtiiti lifarhgptix. SclagbicUa Itpidophylla. 



The following Oyperaceie were determined by Dr. N. L. Britton: 



Cgperua cunua. Cyperna ottonia. 



Cgperua compreaaua. Cyperiia regiomontmiua. 



Cypn-iiafiigax. Elcockaria gevivulata. 

 Cyperna Jigularta. 



The late Dr. Sereno Watson, to whose kindness I liave repeatedly 

 referred in the i)ast, assisted me in various ways in the i)rcparation of 

 this rei)ort. One of his last letters contained a note on Pisunia acuicnUt, 



