Calycium C. Lcptopodium. 575 



ff leucocephala , cxcipulo nigro, primum tamcn 

 pulvcre albo jiruinoso dcin nudo. (Mucor sphacro- 

 ccphalus L. sp. 1655.) 



105S. C. subtile Pers., blastemate obsoleto s. 

 crustaceo verrucoso incuso albo, cymatiis primum ses- 

 silibus sphaericis nigris pruina alba tenuiter adspcrsis 

 demum in speiremadochium nigrum planum margiuem 

 excipuli hemisphaerici albo-pruiuosi adpressum aequans 

 dilatatis basique stipitiformi nigra nudiuscula brevi suf- 

 fultis. — Calicium subtile fi. apothcciis e pruina albida 

 cinerascentibus Fries schd. cr. n. 14. C. sphaeroccpha- 

 lum Ach. pr. pr. C. subtile Pcrs. C. clavicularc et C. 

 parietinum auct. qrd. C. parictinum Ach. in act. holm. 

 I. I. 125. 



Ad Quercus annosas passim. (Praeter pruinam exci- 

 pulorum nonuisi cinerascentem et blastemate C. pusiili 

 var. majoribus simillimum, distinctum tamen videtur bla- 

 stemate praesertim et excipuli hgura.) 



1059. C. lenticulare Ach., blastemate crnstaceo 

 verrucoso-plicato granulatove saepius incuso-pulverulento 

 eoque albissjmo s. obsoleto, cymatiis primum sessilibus 

 sphaericis nigris pulvere albo adspersis dcin basi stipiti- 

 formi valida firma sutiultis speiremadochium planum ni- 

 grum marginem excipuli patellaris extus pruinosi subae- 

 quans aperieutibus, eiloetis peltatis deplanatis albo-uni- 

 bilicatis. — Calicium lenticulare Ack. in act. holm. 

 1816. p. 262. t. 8. /. 4. C. quercinum Pers. suppl. 59. 

 Floerh. D. Lich. n. 66. C. claviculare Ach. lich. 234. 

 cxcl. var. p. et C. salicino P, syn. 57. Mart. erl 330. 

 excl. syn. quibusd. C. lichcnoidcs et albidum Schum. 

 saell. II. 180. Lichen sphacrocephalus auct. Trichia lcn- 

 ticularis Hoffm. I. I. Stemonitis lichenoidcs Gmel. syst. 

 Lichen clavellus Ach. prodr. Engl. bot, t. 1465. Mucor 

 Uchcnoidcs L. sp. 1655. pr. pr. 



Ad arborum^ grandaevaram , Quercuum et SaHcnm 

 potissimum corticem frequens. (Species pulcra, pro va~ 

 ria blastematis, nonnisi crassioris et olane obsoleti rati- 



