118 E. A. Vainio, Lecideales. 



Distr. Ad terram humosam in turfosis, ad terram 

 arenosam cum Polytricho pilifero et supra Brya locis apri- 

 cis siccis et ad terram macram supra rupes humiles collecta 

 est. Nylandia: Jungfruberget in Kyrkslatt (A. Kullhem), 

 Tolo Helsing-forsiae (J. P. Norrlin). 



Thallus primarius persistens aut demum evanescens et 

 squamis novis hypothallo affixis renovatus, long. 2 — 20 mm, 

 crass. 0.20 — O.45 mm, sat frag'ilis, superne gflaucescens aut oliva- 

 ceo- vel pallido-glaucescens, subtus intusque albus aut albido- 

 subsulfureus, typice esorediatus (sec. Sandst. raro sorediosus) 

 KHO leviter lutescens aut baud reagens, addito CaClaOa bene 

 reagens, interdum apice sat diu accrescens et simul basi emo- 

 riens, laciniis partim sinuoso-linearibus, circ. 0.8 (O.5 — 3.5) mm 

 latis, strato corticali O.oio — O.iio mm crasso. Podetia in apice 

 aut ad apicem in lamina thalli primarii enata, long. 3 — 21 et crass. 

 1 — 3 mm minorave, irregulariter subcylindrica aut apicem versus 

 dilatata, apotheciis perfectis aut imperfectis semper terminata, 

 irregulariter varieve ramulosa, apicibus axillisque fissis aut 

 typice clausis, cortice areolato verrucosove aut partim subconti- 

 nuo, areolis dispersis contiguisve, esorediosa (aut in f. sorediata 

 Sandst., Clad. Nordwestdeutsch. Tiefl. II p. 377, isidioideo-sore- 

 diosa), squamosa aut rarius squamis destituta, glaucescentia aut 

 olivaceo- vel pallido- vel albido-glaucescentia, KHO leviter lute- 

 scentia aut non reagentia, parietibus O.180 — O.400 mm crassis. 

 Sec. Zopf (Liebig's Ann. d. Chem. 327, 1903, p. 332, 335, 

 Flechtenst., 1907, p. 325, Beitr. Chem. Mon. Clad., 1908, p. 97, 

 102) haec species continet acidum thamnolicum et strepsilinum. 

 Stratum chondroideum baud bene evolutum, hyphis pachyder- 

 maticis, disjunctis et passim parcius etiam conglutinatis, ad 

 cavitatem podetiorum plus minus laceratum. Apothecia parva, 

 lat. 0.3 — 1.2 ( — 2) mm, solitaria aut aggregata et saepe etiam 

 subcorymbose conferta, infra marginem constricta peltataque aut 

 rarius usque ad marginem suffulta, primo vulgo plana margine- 

 que distincto aut raro jam mox convexa immarginataque. Sporae 

 ovoideo-oblongae oblongaeve, long. O.007 — O.oii, crass. O.003 — O.0035 

 mm. Conidangia ad marginem thalli primarii affixa, sessilia aut 

 brevissime stipitata, ovoidea aut dolioliformia aut mamillaria, lat. 

 0.320 — 0.400 mm, basi baud aut leviter constricta, nigricantia aut 

 fuscescentia aut basin versus pallidiora. Conidia fusiformi-cylin- 

 drica aut p. p. subcylindrica, sat leviter curvata, long. O.oos — O.oio, 

 crass. 0.0005 mm. 



Obs. F. glabrata Vain. I.e. II p. 409, III p. 261, podetiis esqua- 

 mulosis, et f. coralloidea Vain. II p. 409, III p. 261 (Hulting Bot. Not. 1915 

 p. 61), podetiis squamosis, mixtae in speciminibus Fennicis proveniunt. 



