Porphyrostachys pilifera Reichenbach filius Xen. 
Orch. 1 (1854) 18. 
Spiranthes orchioides sensu Krinzlin in Engler Bot. 
Jahrb. 26 (1899) 499, non A. Richard. 
Since it appears wise to transfer this concept to the 
genus Stenoptera, the specific epithet pi/ifera must be 
used instead of the more lately applied adjective cardin- 
alis. 
The species appears to be widely distributed in Peru, 
as well as occurring in Kcuador. 
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