MACLOSKIE : REVISION OF FLORA PATAGONICA. 99 



Add p. 322 : 



A. PLATYANTHA Rciche, fil. 



External perianth-leaves the highest, obovate, obtuse; laterals ovate- 

 lanceolate, attenuate, apically thickened ; internals obovate, cuneate, vari- 

 cose at the base ; lip 3-lobed ; external perianth-leaves half as long ; lateral 

 lobes transversely oblong. Crest transverse, branching, mid lobe lanceo- 

 late, obtuse. 



Central Patagonia, in the preandine district ; Central and S. Chili. 



CHLOR^EA Lindl. 

 Add Macl., p. 323: 



C. BERGII Hieron. 



i -flowered; petals apically papillose-toothed. 



N. Patagonia, Rio Negro near Carmen de Patagones; S. Argentina, 

 in the mountains of the Great Pampa (Pampa Grande). 



C. CHOLILENSIS Speg. & Kranzl. 



Labellum 3-lobed, lateral lobes oblong, papillose ; central lobe triangular, 

 prolonged. Leafy in anthesis, leaves 8, from base half way up, oblong, 

 acute, plicate. Spike 5-7 flowered, bracts long, acuminate. 



Central Patagonia, in meadows in the pre-andine district. 



C. CYLINDROSTACHYA Poepp. (C. pdillosa Phil.). 



90 cm. high, leafy half way up; leaves proportionately short, oblong, 

 subobtuse, all more or less sheathing. Spike long, about 20 cm. dense, 

 above many-flowered. Dorsal sepal ovate-lanceolate ; laterals ascending, 

 lacerate, the tip thick and involute. Petals lanceolate from a linear base. 

 Labellum dilated from a slight narrow base, yet not obovate. Papillae 

 near the magin of the base. Gynostemium three fourths the length of 

 the posterior sepal. Flowers green, yellow, with green reticulations. 



Patagonia ? Chili. 



C. FONKI Phil. 



30 cm. high, leafy half way, leaves appressed, linear-lance, acuminate ; 

 spike 3-5-flowered. Labellum ovate-triangular, 3-lobed; lateral lobes 

 rounded, with stalked papillae. Chili, Chonos Archipelago, W. Patagonia. 



