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Astrothelium flavomegaspermum

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37: 282:, the innermost layer, is of an ochraceous (yellow to yellow-brown) hue. Its reproductive organs, known as ascomata, are solitary and vary in shape from spherical to pear-shaped. The ascomata, ranging from 1.4 to 2.6 mm in diameter, show ochraceous to grey colours and have beaked, topmost openings known as 333:
grows on tree bark, specifically within the mangrove ecosystems of Panama. To date, this is the only known location where it has been found, suggesting a highly localised distribution.
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thallus, which is the vegetative tissue of the lichen. The texture of the thallus is patchy, somewhat glossy, and appears to be olivaceous (an
536: 314:, which are small asexual fruiting bodies, have not been observed in this species. The lichen yields an orange exudate in its chemical 531: 36: 296: 264: 233: 225: 244: 215: 526: 422: 521: 279: 131: 472: 319: 202: 179: 315: 163: 31: 454: 359: 402: 206: 183: 147: 167: 98: 78: 467: 240: 88: 515: 271: 459: 445: 364: 350: 171: 108: 393:
Etayo, Javier; Aptroot, André (2017). "New and interesting lichens from Panama".
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of the lichen has a yellowish tinge and an irregular surface texture.
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of its name suggests that it is similar to, but distinct from,
302:(divided into multiple compartments by internal partitions or 388: 386: 384: 382: 278:
surrounding it. The lichen is thickly corticate and the
429: 8: 239:, a part of its reproductive structure. The 182:as a new species in 2017 by lichenologists 417: 20: 547:Taxa named by Javier Angel Etayo Salazar 306:), and measure between 150 and 190  342: 310:in length and 40–50 ÎĽm in width. 7: 186:and Javier Angel Etayo Salazar. The 247:, Playa del EdĂ©n, Panama, within a 14: 35: 262:has an irregularly bulging or 209:and Javier Etayo in 2017. The 1: 431:Astrothelium flavomegaspermum 353:Astrothelium flavomegaspermum 331:Astrothelium flavomegaspermum 260:Astrothelium flavomegaspermum 199:Astrothelium flavomegaspermum 159:Astrothelium flavomegaspermum 141:Astrothelium flavomegaspermum 25:Astrothelium flavomegaspermum 542:Taxa named by AndrĂ© Aptroot 407:10.1639/0007-2745-120.4.501 563: 537:Lichens of Central America 318:reaction to a solution of 532:Lichens described in 2017 367:: Leiden, the Netherlands 223:- indicating a yellowish 137: 130: 32:Scientific classification 30: 23: 326:Habitat and distribution 274:–green shade) without a 123:A. flavomegaspermum 355:Aptroot & Etayo" 294:, regularly densely 320:potassium hydroxide 216:A. megaspermum 243:was discovered in 205:by lichenologists 180:formally described 150:& Etayo (2017) 509: 508: 423:Taxon identifiers 360:Catalogue of Life 166:(bark-dwelling), 155: 154: 16:Species of lichen 554: 502: 501: 489: 488: 476: 475: 463: 462: 450: 449: 448: 418: 411: 410: 390: 377: 376: 374: 372: 347: 299: 267: 236: 228: 219:, with the term 162:is a species of 143: 40: 39: 21: 562: 561: 557: 556: 555: 553: 552: 551: 512: 511: 510: 505: 497: 492: 484: 479: 471: 466: 458: 453: 444: 443: 438: 425: 415: 414: 392: 391: 380: 370: 368: 349: 348: 344: 339: 328: 301: 269: 257: 238: 230: 196: 168:crustose lichen 151: 145: 139: 126: 99:Trypetheliaceae 79:Dothideomycetes 34: 17: 12: 11: 5: 560: 558: 550: 549: 544: 539: 534: 529: 527:Lichen species 524: 514: 513: 507: 506: 504: 503: 490: 477: 464: 451: 435: 433: 427: 426: 421: 413: 412: 401:(4): 501–510. 395:The Bryologist 378: 341: 340: 338: 335: 327: 324: 295: 263: 256: 253: 232: 224: 195: 192: 170:in the family 153: 152: 146: 135: 134: 128: 127: 120: 118: 114: 113: 106: 102: 101: 96: 92: 91: 89:Trypetheliales 86: 82: 81: 76: 72: 71: 66: 62: 61: 56: 52: 51: 46: 42: 41: 28: 27: 15: 13: 10: 9: 6: 4: 3: 2: 559: 548: 545: 543: 540: 538: 535: 533: 530: 528: 525: 523: 520: 519: 517: 500: 495: 491: 487: 482: 478: 474: 469: 465: 461: 456: 452: 447: 441: 437: 436: 434: 432: 428: 424: 419: 408: 404: 400: 396: 389: 387: 385: 383: 379: 366: 362: 361: 356: 354: 346: 343: 336: 334: 332: 325: 323: 321: 317: 313: 309: 305: 300: 293: 289: 285: 281: 277: 273: 268: 261: 254: 252: 250: 246: 242: 241:type specimen 237: 229: 222: 218: 217: 212: 208: 207:AndrĂ© Aptroot 204: 200: 193: 191: 189: 185: 184:AndrĂ© Aptroot 181: 177: 173: 169: 165: 161: 160: 149: 144: 142: 136: 133: 132:Binomial name 129: 125: 124: 119: 116: 115: 112: 111: 107: 104: 103: 100: 97: 94: 93: 90: 87: 84: 83: 80: 77: 74: 73: 70: 67: 64: 63: 60: 57: 54: 53: 50: 47: 44: 43: 38: 33: 29: 26: 22: 19: 522:Astrothelium 430: 398: 394: 369:. Retrieved 365:Species 2000 358: 352: 345: 330: 329: 259: 258: 220: 214: 198: 197: 172:Graphidaceae 158: 157: 156: 140: 138: 122: 121: 110:Astrothelium 109: 24: 18: 255:Description 245:BahĂ­a Honda 235:hamathecium 174:. Found in 164:corticolous 516:Categories 446:Q107503753 371:1 November 337:References 276:prothallus 227:inspersion 69:Ascomycota 65:Division: 316:spot test 292:ellipsoid 211:etymology 203:described 178:, it was 117:Species: 55:Kingdom: 49:Eukaryota 494:MycoBank 486:10852341 468:Fungorum 440:Wikidata 312:Pycnidia 298:muriform 284:ostioles 249:mangrove 194:Taxonomy 95:Family: 45:Domain: 290:, long- 288:hyaline 280:medulla 266:bullate 231:in its 188:thallus 148:Aptroot 105:Genus: 85:Order: 75:Class: 499:823203 473:823203 176:Panama 460:6885H 304:septa 272:olive 221:flavo 59:Fungi 481:GBIF 373:2023 201:was 455:CoL 403:doi 399:120 518:: 496:: 483:: 470:: 457:: 442:: 397:. 381:^ 363:. 357:. 322:. 308:ÎĽm 251:. 409:. 405:: 375:. 351:"

Index

Scientific classification
Edit this classification
Eukaryota
Fungi
Ascomycota
Dothideomycetes
Trypetheliales
Trypetheliaceae
Astrothelium
Binomial name
Aptroot
corticolous
crustose lichen
Graphidaceae
Panama
formally described
André Aptroot
thallus
described
André Aptroot
etymology
A. megaspermum
inspersion
hamathecium
type specimen
BahĂ­a Honda
mangrove
bullate
olive
prothallus

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