Portion of fertile Frond— under side. 



MOHRIA THURIFRAGA. 



SWARTZ. SCHKUHR. HOOKER. J. SMITH. SCHOTT. 



PLATE LXX. VOL. VIII. 



Osm unda th urifraga, 



LINN.EUS. 



Mohria — Named after M. Mohr, a German botanist. 

 Thurifraga — Frankincense. 



A most interesting and distinct Fern, of erect habit. 



An evergreen stove species. 



Native of South Africa. 



Received into the Royal Gardens, Kew, from the Royal 

 Botanic Gardens of Berlin, in 1841. 



Fronds bipinnate, narrow, equal in width, except near the 

 apex and base; pinnae entire, laciniated, or multifid, the fer- 

 tile pinnae usually contracted or sub-contracted. Pinnae opposite 

 or sub-opposite, distant below, approximate above. 



Veins free and direct. 



Sporangia sessile, nearly globose in form, opening vertically 

 on their exterior side, and forming a raised border of 

 rounded prominences along the edge of the frond on the 

 under side. 



Rhizoma short and creeping briefly. 



