AX ENUMERATION OF CULTIVATED FERNS. 99 
26. NIPHOBOLTJS, Kaulf.; J. 8m. 
Rhizome short or elongated and surculose. Fronds simple, 
linear-lanceolate, oblong-elliptical, or obovate-subrotund, rarely 
lobed, from less than an inch to three or four feet long, thick 
and fleshy or coriaceous, covered with sessile or stipulate stellate 
pubescence; the fertile usually more or less contracted and 
Genus 26. — Portion of rhizome, with a barren frond. No. 3. 
longer than the sterile. Veins obscure, undefined, or evident 
and costseform ; venules compound anastomosing. Receptacles 
punctiform, immersed, terminal or medial on simple or brachi- 
ate free veinlets, or compital. Sort round or oval, sub-trans- 
verse multiserial between the primary veins, or irregular and 
confluent, protruding through the dense stellate pubescence. 
H 2 
