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        The Cutting Edge
		Volume XX, Number 4, October 2013
		
		News and Notes |  Leaps and Bounds | Germane Literature | 
    	Season's Pick 
	
 SEASON'S PICK: These  excellent photos of the uncommon Hamelia  rovirosae Wernham (Rubiaceae), taken by Manual collaborator José González (LSCR), provide our  primary choice for this season's photo essay.   The sp., and others of note, was found in a remnant patch of forest  on the Llanura de San Carlos (for more information on the forest patch, see  under “News and Notes”). 
 
            
   		     
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   		    | Photos and voucher: J. González 11686 | 
             
          
         
       
        Since  José had recently provided us with other fine photos of interesting spp. from  this same area, and co-PI Nelson Zamora (INB) independently sent us  equally fine shots of others from Boca Tapada and nearby, we decided to provide  footage of them all under the theme "Forest Islands  in the Llanura-de-San-Carlos Banana Sea."  
        Although  none of these is from along the new road being built and rebuilt up along the  Río San Juan, we have pending (in our minds) that an excursion to that extreme  northern part of the Llanura (Provincia de Heredia) would be fruitful, as it is  one of the most isolated and neglected parts of the country (in more ways than  just botanical!).  For more information  on most of the spp. below, see "Leaps and Bounds" as well as  "News and Notes." 
        Photos  of the following two spp. were provided by José, from his forest patch to the  northeast of Puerto Viejo de Sarapiquí. 
 
            
   		     
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   		    | Diospyros sp. (Ebenaceae). Voucher:  J. González 11661 | 
             
 
 
            
   		     
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   		    | Aspidogyne tuerckheimii (Schltr.) Garay (Orchidaceae). Voucher:  J.  González 11662 | 
             
         
        
        And the  following are from Nelson's recent trips to the Boca Tapada and Coopevega de  Cutris areas. 
        
            
   		      
   		      Voucher: Zamora 6507
   		    
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              Voucher: Zamora 6523
            
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LEFT.  Apodanthes  caseariae Poit. (Apodanthacee), a parasite found in Costa Rica almost  exlusively on Casearia arborea (Rich.) Urb. (Salicaceae, AKA Flacourtiaceae in Manualese).  This rarely collected sp. appears to be  locally common in a few places in the country.  RIGHT.  Hirtella  racemosa Lam. var. racemosa (Chrysobalanaceae)  in Costa Rica is known only from the Caribbean lowlands, and is in any case relatively  rare.  It is distinguished from var. hexandra (Willd. ex Roem. & Schult.)  Prance, the only other var. known from Costa Rica, by its somewhat larger leaf  blades that are often cordate to rounded (vs. cuneate) at the base.  This latter var., the most frequently collected Hirtella in Costa Rica, is mostly found on the Pacific  slope and most often in drier or at least more seasonal forests.  All things considered, these two vars. might  reasonably be treated as different spp. here.  
        
            
   		      Perebea guianensis Aubl. (Moraceae) Voucher: Zamora 6525
   		    
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              Cupania scrobiculata Rich.  (Sapindaceae).  Voucher:  Zamora  6510
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   		      Alrededores de Boca Tapada
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