Vol. 9, No. 3 MEMOIRS OF THE NEW YORK BOTANICAL GARDEN May 23, 1957 



THE BOTANY OF THE GUAYANA HIGHLAND— PART II 



Bassett Maguire and John J. Wurdack, 

 and Collaborators 



Part I 1 of our report on the botany of the sandstone areas of the Guayana 

 Highland was issued in April, 1953* By that time we had visited Tafelberg in 

 Suriname, the Kaieteur Plateau in British Guiana; and, in Venezuela, Ilu-tepui 

 on the Gran Sabana, Guaiquinima on the Rio Paragua, and (in Territorio Amazonas) 

 Cerros Sipapo, Marahuaca, Duida, Huachamacari, Yapacana, Moriche, Paru, 

 Guanay, and Camani. A list of localities, collectors, dates and exsiccatae num- 

 bers was provided for The New York Botanical Garden explorations of 1948-1951. 



We have continued exploration in the Highland area to the Pakaraima region 

 of British Guiana; to the Gran Sabana; to Cerros Yutaje and Neblina 2 in Vene- 

 zuelan Amazonas; and to Brazilian Guayana. 



In continuation of the data presented in Part I, localities and collector data 

 for additional expeditions conducted in and since 1951, are here listed. 



Localities, collectors, dates, and exsiccatae numbers 

 of the 1951-56 expeditions 



Cerro Guanay, Territorio Amazonas, Venezuela (expedition of Wm. H. Phelps, Jr). 



Bassett Maguire, Kathleen D. Phelps, Charles B. Hitchcock, Gerald Bud owski, 

 January 23-February 5, 1951: 31600-31789- 



Cerro Camani, Territorio Amazonas, Venezuela (expedition of Wm. H. Phelps, Jr.). 



Bassett Maguire, Kathleen D. Phelps, Charles B. Hitchcock, Gerald Budowski, 

 February 12-February 17, 1951: 31790-31831. 



Puerto Ayacucho, Territorio Amazonas, Venezuela. 

 Bassett Maguire, March 4, 1951: 31832-31836. 



Santa Barbara, junction of Rios Orinoco and Ventuari, Territorio Amazonas, 

 Venezuela. 



Richard S. Cowan and John J. Wurdack, February 21-February 23, 1951: 

 32000-3208". 



Eagle Mountain and Mt. Ebini, Potaro River, British Guiana. 

 Bassett Maguire, October 12-October 18, 1951: 32088-32149. 



Imbaimadai, Membaru-Kurupung, Kamarang, British Guiana. 



Bassett Maguire and F. D. Fanshawe, October 21-November 18, 1951: 32150- 

 32652. 



Cerro Bolivar, Estado Bolivar, Venezuela. 



Bassett Maguire, December 1-December 2, 1951: 32653*32704. 



Rio Paragua, Cerro Guaiquinima, Estado Bolfvar, Venezuela. 



Bassett Maguire, December 7, 1951-January 19, 1952: 32705-33159. 



^ero. N. Y. Bot. Gard. 8: 87-160. 1953. 



2 Maguire, Bassett. Cerro de la Neblina, Amazonas, Venezuela: A newly discovered 

 sandstone mountain. Geog. Rev. 45: 27-51. 1955. 



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