LICHENES [NSULARUM PHILIPPINABUM, I. 061 



rotundato-lobatia crenatiave, inaequaliter dilatatis, aliia anguatia, circ. 

 0.3-O.7 nun latia, sii-ut in P. laevigata Bublinearibua, crebre iteratim 

 dichotome ramosis, apicihus truncatia aut obtuaia, partim adpreaaua, 

 partim apicibua recurvia adacendentibus, saepe etiam laciniis imbricatis, 

 sat Laevigatas, leviter nitidus aut opacua, isidiis et Borediis deatitutua, 

 suhtus fere usque ad marginem rhizinia crebria, 1.5-0.5 mm fongia, nigra, 

 Bimplicibus aut parciua etiam kniter ramulosis, tenuihus inatruetus, KHO 

 supcrne hand reagens aut leviter flaveacena, intua luteacena et demum 

 aurantiaco-mbeacena (forma pauaiensis) aut aurantiaco-fulveacena (forma 

 dataensis), partibua intua subalbidis hand reagentibus, CaClgO, non 

 reagens. A.pothecia minora aut parva, 2.5-0.7 mm lata, peltata appla- 

 oataque, sessilia, tenuia, Lmperforata, disco rufo aut teataceo-rufeacente, 

 undo, sat opaeo. margine tenuiaaimo, subintegro aut leviter crenulato. 

 excipulo extus laevigata, interdum pycnoconidangiis Lnatracto. Hyme- 

 uiuni circ. 0.0.") mm crassum, jodo caeridescens aut partim ascis solia 

 caerulescentibus. Epithechim teataceo-rufeacena, gelatiua cuticulari pas- 

 sim pallidiore. Paxaphyaea tubulia sat tenuibus, apioe paullo craaaioribua, 

 iiiemhranis gelatinoao-incraaaatia, uaque ad apicem indiatincte limitatia. 

 Sporae 8-nae, diatichae, Bimplieea, decolorea, ellipaoideae, apicibua rotun- 

 datia, membrana vix 0.001 mm craaaa, long. 0.014-0.01, crass. 0.008- 

 0.006 mm. /'. denegans Nyl. Lich. Ceyl. (15)00) 6, secundum specimen 

 orig. n. 35129 in kerb. Nyl. thallo soridiis et isidiis destituto et medulla 

 straminea instructa. facie externa huic speciei omnino si mil is est, at 

 secundum annotationem Xvlanderi thallo KHO hand reagente et sporis 

 brevioribua ah ea differt, /'. mdochlora Leight. Lich. Ceyl. (1870) 140, 

 secundum specimen orig. n. 35077 in herb. Nyl. item his est similis, at 

 ohservante Nyl. tantum extus K1IO reagena. 



Forma pauaiensis Wain. 



Luzon, prov, Benguet, Pauai, Bur. 8ei. ','iA 1 , Meant*, alt. 2100 m s. m. Ad 

 truncum arboris. Ster. 



Forma dataensis Wain. 



Luzon, prov. Lepanto, mona Data. Merrill /,.')«S?', alt. 2100 m b. m. Ad truncum 

 arboris. Pert. 



Trib. 2. BTEREOCAULEAE. 



1. STEREOCAULON Schreb. 

 1. S. nesaeum Nyl. 



Var, zeorina Wain. 



Perithecium ex hyphis radiantihus, pachydermaticia, conglutinatis 

 formatum, semipellucidum. in margine anguste denudatum, ceterum 

 amphithecio thallino, gonidia eontinente, obductum. Pars Intima axis 

 chondroidei et partes exteriorea paeudopodetiorum KHO luteacentee. 

 Apothecia KHO luteacentia, hymenium et hypotheeium KHO demum 

 aurantiaco-rubeacentia. Amphitheeium ex hyphis crassis, pachydermati- 

 cia, irregulariter contextis, acre disjunctis aut partim in superlicie excipuli 



