24 
W E N S E A. 
DIDYNAMIA GVMNOSPERMIA. 
Character naturalis, 
Calyx monopliyllus, tubulosus, subclavatus, profunde 5denta- 
tus, dentibus acutis erectis_, marginatus, siibpentagonus, extus 
villgsus. 
Corolla ringens: tubus rectus, longitudine calycis, cylin- 
di'icus: labium superius rectum; planiusculum , trilobum, 
lobo intermedio latiori et paulo longiori, ovato, lateralibus 
subrotundis, omnibus integerrimis : labium inferius superiori 
paulo brevius et angustius ovato-acutiusculum, integrum, 
reflexum. 
Stamina 4 fertilia : filamenta subaequalia corolla longiora, 
distantia, recta, pubescentia, extra corollam pilis longis 
barbata, fauci corollae sub labio superiori affixa : an- 
