GRAPHIS. 
77 
2. GYROPHORA RUGOSA. -)- 
G. thallo nigro- cinereo, insigniter rugoso, margine eroso , subtus nigro et hevi. 
Gyrophora rugosa Synops. Piant, acj. i . p. 16. 
Crescit in declivitate montis Chimborazo , ait. 2820 hex. , supra limitem nivis perpetua ?, 
ad saxa nuda trachytica. (Regno Quitensi.) 
5 . GYROPHORA cylindrica. 
G. thallo nudiusculo, livido-cinereo, plicato lobatoque, ciliato, subtus laevi, pallido, 
ramoso-fibrilloso; apotheciis elevatis, planiusculis, circinato-gyrosoque-plicatis. Ach. 
Gyrophora cylindracea Ach. Synops. Lich. p. 65 .— Synops. Piant. <eq. 1. p. 16. 
Lichen cylindricus Linn. 
Lichen proboscideus Iledw. Piant. Crypt. tab. \.f A. Engl. Bot. t. 522 . 
Crescit cum Gyrophora tessellata in monte Cotopaxi , prope Suniguaicu , ait. 2260 hex. 
4. GYROPHORA vellea. 
G. thallo laeviusculo, sordide cinerascente, subtus fibrilloso hirsuto subconcolori fusces- 
centi nigroque ; apotheciis subperiphericis , sessilibus, planis, marginatis; plicis concentricis. 
Ach. 
Gyrophora vellea Ach. Synops. Lich. p. 68. Flor. Pan. t. 1 354 * Synops. Piant. <rq. 1. 
p. 17. 
Lichen velleus Linn. 
Crescit in saxis porphyriticis montis ignivomi , juxta Toluccam , ait. 2860 hex. [Regno 
Mexicano■) 
Specimina americana a speciminibus in Islandia et Sabaudia lectis non differunt, nisi eo quod subtus 
minus fibrillosa sint. 
GRAPHIS. Achar. 
Receptaculum universale cmstaoeum, plano-expansum^ ad natum, 
uniforme; partiale : thalamium elongato ni, tliallo immersum; peri- 
tliecio simplici^ cartilagineo, dimidiato, laterali (atro), utrinque 
marginante nucleum linearem, discum formantem, supra subtusque 
denudatum, intus celluloso-striatum. Achar. 
1. GRAPHIS SERPENTINA. 
G. crusta cartilagineo-membranacea, inaequabili, rugulosa, determinata, alba cinereaque; 
apotheciis immersis, elongatis, confertis , flexuosis , subsimplicibus ramosisque, obtusis , 
caesio-pruinosis; disco demum plano; margine thallo de laterali, incrassato. Ach. 
Graphis serpentina Ach. Synops. Lich. p. 83 .— Synops. Piant. <rcj. 1. p. 17. 
Opegrapha serpentina Ach. Meth. Lich. p. 29. Smith. Engl. Bot. t. 1 ^ 55 . 
Var. a. litterella ; crusta alba; apotheciis confertis, radiato-ramosis; ramis longioribus, 
divergentibus, subparallelis et decussantibus, subnudis. Ach. 
Graphis serpentina a. litterella Ach. Synops. p. 84.— Synops. Piant, aq. 1. p. 17. 
Crescit in cortice arborum prope Caripe, Cocollar et in monte Tumiriquiti (Provincia 
Cumanensi); item prope Chillo Quitensium , ait. i 3 o hex. 
Noy. Gen. et SrEO. Tomus VII. 20 
