Lecidea. 33 



rae 7 — 8-septatae, apicibus obtusis rotundatisve, parietibus parum 

 incrassatis, rectae, long. 0,046 — 0,no, crass. 0,024 — 0,020 millim. 



*L. chloritis (Tuck.) Wainio. Lecidea Tuck, in Nyl. Lich. 

 Exot. (1859) p. 260, Lich. Nov.-Gran. ed. 2 (1863) p. 351. Patel- 

 laria Mull. Arg., Lick. Beitr. (1881) n. 300 (excl. var.). Patellaria 

 tuberculosa var. chloritis Miill. Arg., 1. c. (1886) n. 1029. Heterothe- 

 eium tuberculosum f. clxloritis Tuck., Syn. North Am. II (1888) p. 55. 

 (Wright, Lich. Cub. n. 228 pr. p., 229 pr. p.: mus. Paris.). 



Thallus crustaceus, subcontinuus, partim sat laevigatas, 

 verrucis circ. 1—0,2 millim. latis, vulgo semiglobosis, interdum 

 granulosis, intus stramineis aut albido-stramineis, crebre aut in- 

 crebre instructus, stramineus aut stramineo-glaucescens. Apothe- 

 cia circ. 2 — 1 millim. lata, disco piano, rufo aut fusco-nigricante, 

 nudo, margine mediocri, pallido testaceove (aut parte summa disco 

 subconcolore), persistente. Hypothecium albidum, tenue, strato 

 stramineo-flavescenti fulvescentive excipuli impositum. Sporae so- 

 litariae, oblongae, pluriseptatae, long. circ. 0,13 — 0,ioo, crass. 

 0,0 3 — 0,0 2 4 millim. 



Locis numerosis observata, n. 748, 753, 1142. — Thallus 

 esorediatus, KH0 intus dilute lutescens (superne dilute flavescens), 

 Ca Cl 2 2 non reagens, KHO (Ca Cl 2 2 ) superne flavescens et 

 intus bene lutescens, hypothallo albido aut partim nigricante li- 

 mitatus. Apothecia adpressa. Excipulum proprium, parenchy- 

 maticO'Chondroideum, ex hyphis in parte exteriore radiantibus (in 

 parte interiore infra hypothecium irregulariter contextis), conglu- 

 tinatis, parenchymatice septatis formatum, membranis tenuibus, 

 intus stramineo-flavescens aut fulvescens, extus decoloratum aut 

 in margine rufescens. Hymenium circ. 0,20 0— 0,13 millim. eras- 

 sum, jodo persistenter caerulescens. Paraphyses arete (in KHO 

 laxe) cohaerentes, 0,oois millim. crassae, neque ramosae, nee 

 constrictae. Sporae vulgo 8-(7 — 9-)septatae, decolores, apicibus 

 rotundatis, rectae. 



33. L. Domingensis (Pers.) Nyl., Lich. Nov.-Gran. ed. 2 

 (1863) p. 352; Leight., Lich. Ceyl. (1870) p. 173, tab. 37 fig. 105. 

 Patellaria Pers. in Annal. Wetterau. V, 2 (1810) p. 12; Miill. Arg., 

 Lich. Beitr. (El. 1882) n. 512, (1886) n. 1030. Lecanora Ach., 

 Syn. Lich. (1814) p. 336; Nyl., Lich. Nov.-Gran. Addit. (1867) p. 

 326, Not. Lich. Port-Natal (1868) p. 6; Krempelh., Lich. Bras. 

 Warm. (1873) p. 17. Heterothecium Domingense Tuck., Syn. North 

 Am. II (1888) p. 57. 



