Prionodon. | 15. NECKEREX. 417 
76. Prionopon, C. Mill. in Bot. Zeit. 1844, 129. 
Musch caulibus primariis repentibus, ramis erectis adscendenti- 
busve elatis robustis simplicibus dichotome vel frondiformi-pin- 
natim divisis. Folia undique «qualia vel compressa, uninervia, 
cellulis breviusculis parvis firmis. Thece magne, opereulis subu- 
lato-acuminatis rigidis, peristomii dentibus elongatis, interni pro- 
cessibus angustis liberis vel apice coherentibus, calyptris integris 
vel sepius uno latere fissis. Flores dioici. Habitatio in arboribus. 
Rami pinnatim divisi. 
Folia a basi ovata sensim subulato-angustata, sublanceolata. 
l. P. luteovirens. 
Folia late ovato-lanceolata, acuminata........ 2. P. pinnatus. 
Folia oblongo-lanceolata, acuminata. . .. . «+... 3. P. lycopodioides. 
Rami subsimplices vel superne fasciculatim ramosi. 
Folia a basi ovata sensim subulato-angustata, sublanceolata. 
4. P. densus. 
Folia e basi late oblonga complicato-lanceolata, acuminata. 
5. P. flagellaris. 
Folia a basi late oblongo-ovata lanceolata, elongata, canaliculato-subu- 
te GE GE EE 6. P. fusco-lutescens. 
Folia ovato-lanceolata, apice acuminata ...... 7. P. leviusculus. 
Folia ovsto-lanceolata ................ .... 8. P. dichotomus. 
Folia a basi ovali sensim longe angustata...... 9. P. divaricatus. 
Folia lata, subovato-lanceolata ....... 2s. 10. P. undulatus. 
Folia a basi brevi angusta lato-lanceolata, longe acuminata. 
11. P. Muelleri. 
1. P. LuTEOVIRENS (Tayl. in Hook. Lond. Journ. v. 59 ; Wils. l. c. 452, 
t. 16 N, Neckera). Folia subcompressa, e basi subovata sensim subulato- 
lanceolata, longitudinaliter plicata, nervo sub apice evanido, marginibus 
denticulatis, cellulis basi ad margines pluribus parvis rotundis, interioribus 
elongatis, superioribus omnibus parvis ellipticis postice parce papillosis ; 
perichetialia brevia, erecta, ovata, acumine brevi nervo tenui obsoletove, 
tenuiter crenulata. Theca ovalis, exserta, operculo subulato, peristomii 
dentibus pallidis processibusque zequilongis, interdum inter se anastomo- 
santibus, nodosis punctulatis, in membranam brevem exsertis; calyptra 
dimidiata. 
Hab. Andes Quitenses, Quito, Jameson, in monte Tunguragua, Spruce. 
Rami 4-10-unciales, inferne simplices, deinde subpinnati, vel in frondem 
deerescenti-pinnatim ramulosi. Folia viridia lutea demum fuscescentia. 
Theca satis parva. 
2. P. pinnatus (Hampe in Ann. Sc. Nat. ser. b. iv. 355). Caulis 
adscendens erectus, a basi attenuata microphyllna superne pinnato- 
LINN. PROC.— BOTANY, VOL. XII. 2g 
