EXPLANATION OF PLATES 173 



Plate 101. PHORADENDRON ROBUSTISSIMUM. a. The type (Costa 

 Rica, Hoffmann, 360) ; photographed by permission at Dahlem. b. 

 A fruiting specimen (Costa Rica, Tonduz, 13705) ; photographed by 

 permission in the U. S. National Herbarium. 



Plate 102. PHORADENDRON ROBUSTISSIMUM SIMULANS. a. The type 

 (El Salvador, Renson, 284) ; photographed by permission at the New 

 York Botanical Garden, b. A fruiting specimen (Guatemala, Keller- 

 man, 5100) ; photographed by permission in the U. S. National Her- 

 barium. 



Plate 103. PHORADENDRON CONGESTUM. The type (Brazil, Gard- 

 ner, 3764) ; photographed in the herbarium at Brussels for Professor 

 Charles Bommer. 



Plate 104. a. PHORADENDRON CONGESTUM. A misnumbered co- 

 type (Brazil, Gardner, "3765") ; photographed by permission at Dah- 

 lem. b. P. CARIPENSE. The type (Brazil, Spruce, 140) ; photographed 

 by permission at Munich. 



Plate 105. PHORADENDRON HERBERT-SMITHII. The type (Colom- 

 bia, Smith, 1283) ; photographed by permission, a, at Dahlem, b, in 

 the Delessert herbarium at Geneva. 



Plate 106. a. PHORADENDRON EXIGUUM. The type (Colombia, 

 Smith, 1281 ) ; photographed by permission in the Delessert herbarium 

 at Geneva, b. PHORADENDRON STENOPHYLLUM. The type (Brazil, Rose 

 & Russell, 19908) ; photographed by permission in the U. S. National 

 Herbarium. 



Plate 107. a. P. CORIACEUM. The type (Brazil, von Martins) ; 

 photographed by permission at Munich, b. PHORADENDRON CORIACEUM 

 QUINTENSE. The type (Brazil, Glaziou, 4010) ; photographed by per- 

 mission at Dahlem. 



Plate 108. PHORADENDRON ULOPHYLLUM. The type collection 

 (Brazil, Gaudichaud: a, no. 573 at Dahlem; b, "no. 473," at Vienna) ; 

 photographed by permission. 



Plate 109. PHORADENDRON HABROSTACHYUM. The type (Brazil 

 von Martins: a, staminate; b, pistillate) ; photographed by permission 

 at Munich. 



Plate 110. PHORADENDRON OVALIFOLIUM. a. The type (Venezuela, 

 Fendler, 1108) ; photographed by permission at Dahlem. b. A fruit- 

 ing cotype; photographed by permission in the Grisebach herbarium 

 at Goettingen. 



