'm'- ■ 



297 



which appears in its proper place in the text. To liim were submitted 

 the followinfi' species : 



J^iqmtoriiim dissectum. Forchhammeria pallida. 



Flewchmannia rhodosiylis. Heteroptenjs palmeri. 



Forchhammeria watsoni. 



Dr. B. L. Kobinson, tlie present curator of the Harvard Herbarium, 

 has again and again hxined specimens for comparison and study. He 

 has also aided me in tlie study of Ayen'ia manzanilUmna and Craiivra 

 palmeri. Specimens of nearly till the new species have beeu submitted 



to him. 



Dr. Casimir DeCandoUc, of Geneva, has determined all the plants 

 of the genus IH/pcr.^ including one new species and two varieties, as 

 well as two new species of the genus TrieUUa. The following are 

 the species examined by him : 



Piper palmeri. 2'iper umhellatnm. 



Fipcr jialmcri nianzanilloannm. Fiper unguiaiihitum longifolium, 



Fiper realejoannm. Trichilia palmeri. 



J'ipcr titherculaiitm. Trichilia colimana. 



I also submitted to him for examination a new species and variety of 

 my own, Guarea 2)aJmeri and Trichilia harancnsis spatulata. 



Mr. J. G. Baker, curator of the Herbarium at Kew, in addition to 

 suggesting the relationship of the A<jare, identified for me Tillandsia 

 polystackya and T. recurvata. 



Mr. W. Botting Hemsley, also of the Ke^v Gardens, has been espe- 

 cially helpful in definitely ascertaining that many of my new species 

 were clearly distinct from closely related ones, specimens of which are 

 to be foun(l in several cases only at Kew. The following species were 

 .submitted to him for determination or comparison : 



Bumelia arborescens. Ipomaa nehoni. 



■ Coluhritia arhorca. Karwinslia parrifolia. 



Heleropterys yayaua. Zimplim mcxicaua. 



The following Sapindacefe have been determined by Prof. L. Eadl- 



kofer, of Munich. Of the seven species deterndned four are new: 



FaulUnia fuseescens. Serjania rutwfoUa. 



Paullinia sessiUflora. Serjania irifoliolaia. 



PanUinia tomcntom. Serjania iriquetra. 



Serjania fuHiopunctaia. 



Several other species were deternuned by Prof. Eadlkofer, and proper 

 credit is given in the text. 



Mr. E. G. Baker, of the Britisli Museum, has nanu'd most of the Mal- 

 raceo'j as well as aided me in the identification of the others. The fol- 

 lowing are those determined by him: 



Ahidilon hastardiuidcs. Kostelet:l-ya asterocarpa. 



Abatilon iticaniim. Sida acuta carpinifolia- 



Ahiitilon triquetrnm. Sida glutinosa. 



Anoda haxtafa. Sida nlmifolia. 



■ Hihiavii.-i Hahdarijja. Sida nrens. 

 Male a rise us urbureus. 



