orchidacej: lindenianje. 



SUB-ORDER L— MALAXED. 



PLEUROTHALLIS, B.Br. 



1. P. aurea ; (Lindl. in Ann. nat. hist. xii. p. 397). 



« Forests of the Sierra Nevada, in the province of Merida, at the height of 

 1 0,000 /eei; August." (No. 634.) 



2. P. Lindenii ; (Lindl. in Ann. nat. hist, xii, p. 397). 

 " An epiphyte, from the highest regions of tJie Sierra Nevada, in the province 



of Merida, at the height of 10,000 to 11,000 feet; August." (No. 630.) 



3. P. hogotensis ; folio oblongo acuto basi rotundato racemis duplo 

 breviore, sepalis petalisque sequilongis setaceo-acuminatis, labello 

 hastato basi tuberculato auriculis rotundatis. 



" A terrestrial plant, from the forest near the Salta of Tequendama, in the 

 province of Bogota, at the height of 77iO feet; Novemler." (No. 1271). 

 Very near PL Mathewsii, but with longer racemes and a different lip. 



4. P. intricata ; csespitosa, folio obovato coriaceo marginato caule 

 sub-breviore, racemo capillari erecto flexuoso 4-5-floro folio multb lon- 



.giore, braeteis vaginantibus cuspidatis pubescentibus, pedicellis elon- 

 gatis, sepalis aristatis glaberrimis diaphanis lateralibus ultra medium 

 connatis, petalis ovalibus acutis, labello lineari hastato glaberrimo. 

 « On the scrubby trees of the Paramo de la Tulata, in the province of Merida, 

 at the height of 10,000/ee« ; August." (No. 668). 



Near PL aristata. 



5. P. ruherrima ; folio cordato oblongo-lanceolato acuminate apice 

 tridentato, floribus aggregatis longe pedunculatis, ovario pubescente, 

 sepalo supremo oblongo inferiore cochleato acuminate longiore, petalis- 



