213:
245:
1514:
55:
284:
224:
are arranged in 2 or 3 layers: The hypothallus or the basal layer lies more or less parallel to the substratum, with the perithallus layer lying over it in the form of erect filaments. In some species, a middle layer known as a mesothallus is present. Most species have a simple morphology and a highly variable anatomy. They differ from other coralline algae such as
223:
The genus is calcareous and is characterized by crustose, prostrate thalli attached to the substrate by uni- or multicellular rhizoids. Thalli may be partially or fully calcified, with calcium carbonate deposited as aragonite crystals. It also exhibits a dorsiventral thallus arrangement. The cells
331:
but not through peyssonoic acids A-B (1-2), suggesting it has other secondary metabolites to defend against the fungus which remain unexplored. Peyssonoic acids A-B (1-2) were also tested for inhibition of human ovarian cancer cell lines, with 2 showing higher inhibitory activity than 1. These
33:
258:
occurs in intertidal to shallow subtidal waters, and have also been found to occur in deep-water habitats, existing as far as 288 m depths in the
Bahamas, which makes them some of the deepest occurring photosynthetic organisms. Being a calcareous alga,
979:
Horta, Paulo
Antunes; Riul, Pablo; Amado Filho, Gilberto M.; Gurgel, Carlos Frederico D.; Berchez, Flávio; Nunes, JosĂ© Marcos de Castro; Scherner, Fernando; Pereira, Sonia; Lotufo, Tito; Peres, LetĂcia; Sissini, Marina (2016).
1161:
Lane, Amy L.; Mular, Laurlynn; Drenkard, Elizabeth J.; Shearer, Tonya L.; Engel, Sebastian; Fredericq, Suzanne; Fairchild, Craig R.; Prudhomme, Jacques; Le Roch, Karine; Hay, Mark E.; Aalbersberg, William (2009).
298:
species collected from Spain found that most species possessed fertile tetrasporophytes in Autumn, suggesting this is the season of peak reproduction, followed by spring. Information on the life cycle of
275:
levels, the photosynthetic performance actually increased, suggesting that the species has the capacity for self-regulation under acidic conditions, and may benefit from a more acidified ocean.
303:
is limited, however, based on culture studies, tetraspores grow into discs and can reach up to 300 um in 10 days. Gametangial sori develop and release gametes and develop into carposporangia.
263:
contributes to consolidating and building coral reefs. This also makes them among the algae which are vulnerable to ocean acidification. However, a study in 2018 found that while CO
1398:
176:
belongs to class
Florideophyceae, of the order Peyssonneliales and Family Peyssonneliaceae. There are 89 currently recognized species as of 2021. Its lectotype is
865:
1437:
1218:
1555:
1372:
1411:
1584:
888:"A new order of red algae based on the Peyssonneliaceae, with an evaluation of the ordinal classification of the Florideophyceae (Rhodophyta)"
1338:
1333:
212:
1486:
754:
244:
228:
via their reproductive structures, which are confined to nemathecia - external pustules which form from the surface cells.
1416:
1548:
1424:
776:
323:) of marine algae, as evidenced by strong antimicrobial activities in the ecological assays. It was also reported that
54:
1307:
1117:
sp. nov. (Cryptonemiales, Rhodophyta) from the
British Isles and France, with a survey of infrageneric classification"
813:
Pestana, Edilene Maria dos Santos; Nunes, José Marcos de Castro; Cassano, Valéria; Lyra, Goia de Mattos (2021-10-13).
1442:
1589:
1574:
1579:
1541:
146:
41:
1237:
1164:"Ecological leads for natural product discovery: novel sesquiterpene hydroquinones from the red macroalga
867:
Phylogenetic and developmental studies in selected red algae, with a focus on taxa from the Gulf of Mexico
1473:
1312:
886:
Krayesky, David M.; Norris, James N.; Gabrielson, Paul W.; Gabriel, Daniela; Fredericq, Suzanne (2009).
1491:
1452:
1346:
1034:
736:
1093:
1050:
961:
907:
846:
49:
1478:
1275:
1460:
1403:
1320:
1197:
838:
1525:
1289:
1513:
1465:
1187:
1179:
1138:
1128:
1085:
1042:
993:
953:
899:
830:
344:
Currently there does not appear to be any literature on the cultivation or utilization of
126:
109:
99:
89:
1364:
1038:
315:
species contained peyssonoic acids A-B (1-2), which are growth inhibitors for bacteria (
1192:
69:
32:
815:"Taxonomic revision of the Peyssonneliales (Rhodophyta): Circumscribing the authentic
1568:
998:
981:
850:
236:
The genus is distributed in arctic and temperate to subtropical and tropical waters.
225:
1097:
1054:
965:
911:
1325:
348:
since information regarding its chemical composition is currently rather limited.
982:"Rhodoliths in Brazil: Current knowledge and potential impacts of climate change"
1429:
1385:
1269:
196:
1260:
1163:
1069:
1014:
870:(PhD dissertation). Lafayette, Louisiana: University of Louisiana at Lafayette.
283:
1183:
1133:
1112:
1089:
1046:
749:
190:
1521:
1359:
1284:
1226:
745:
79:
1201:
842:
1299:
336:
and warrant further research into the chemical components of this genus.
1254:
142:
1377:
814:
1390:
1143:
834:
929:
887:
1231:
1074:(Cryptonemiales, Rhodophyta) from the Mediterranean Coasts of Spain"
957:
903:
282:
243:
211:
1235:
942:(Peyssonneliaceae, Rhodophyta) from Puerto Rico, Caribbean Sea"
1351:
1015:"Physiological Responses of the Mediterranean Subtidal Alga
781:(Rhodophyta, Cryptonemiales) from North Carolina, including
819:
clade and proposing four new genera and seven new species"
1529:
204:, but a 2007 dissertation by Krayesky separates them.
180:. The genus is the largest in the Peyssonneliaceae.
149:(1694–1759) It includes the algae commonly known as
1244:
892:
Proceedings of the
Biological Society of Washington
1070:"On the Reproductive Phenology of Some Species of
161:. Specimens can reach around 20 cm in size.
311:A study in 2009 found that extracts of a certain
332:results suggest the pharmaceutical potential of
1111:Maggs, Christine A.; Irvine, Linda M. (1983).
1549:
8:
928:Ballantine, David L.; Ruiz, Hector (2010).
1556:
1542:
1232:
251:(S. G. Gmelin) Decaisne, 1839 (Gery, 2011)
219:(S. G. Gmelin) Decaisne, 1839 (Gery, 2011)
31:
20:
1191:
1142:
1132:
997:
775:Schneider, C. W.; Reading, R. P. (1987).
730:
728:
724:
271:decreased after exposure to elevated CO
200:are sometimes considered to be part of
750:National University of Ireland, Galway
356:The species currently recognized are:
1156:
1154:
7:
1510:
1508:
1453:22ed37fa-6317-455c-aaf4-f0c3b6f2e248
923:
921:
881:
879:
877:
808:
806:
804:
802:
327:inhibited another fungal pathogen,
290:from Reunion Island (Bourjon, 2014)
1528:. You can help Knowledge (XXG) by
14:
986:Brazilian Journal of Oceanography
735:Guiry MD, Guiry GM, eds. (2024).
1512:
999:10.1590/s1679-875920160870064sp2
755:World Register of Marine Species
317:Pseudoalteromonas bacteriolytica
53:
1:
1585:Taxa named by Joseph Decaisne
1121:British Phycological Journal
1013:Yıldız, Gamze (2018-08-10).
340:Cultivation and Utilization
1606:
1507:
864:Krayesky, David M (2007).
789:Bulletin of Marine Science
294:A study conducted on nine
1184:10.1016/j.tet.2009.11.042
1134:10.1080/00071618300650241
1090:10.1515/botm.1992.35.1.47
1047:10.1007/s12601-018-0044-9
777:"A revision of the genus
169:Taxonomy and Nomenclature
145:, named after naturalist
50:Scientific classification
48:
39:
30:
23:
617:P. novae-hollandiae
319:) and fungal pathogens (
936:Peyssonnelia iridescens
141:is a genus of thalloid
1524:-related article is a
1017:Peyssonnelia squamaria
940:Peyssonnelia gigaspora
291:
269:Peyssonnelia squamaria
252:
249:Peyssonnelia squamaria
220:
217:Peyssonnelia squamaria
178:Peyssonnelia squamaria
165:produces tetraspores.
42:Peyssonnelia squamaria
1474:Paleobiology Database
1027:Ocean Science Journal
602:P. neocaledonica
487:P. guadalupensis
407:P. boudouresquei
329:Dendryphiella salina,
286:
247:
215:
147:Jean-André Peyssonnel
1115:Peyssonnelia immersa
1068:Boisset, F. (1992).
932:Peyssonnelia species
823:Journal of Phycology
592:P. meridionalis
577:P. mariodinalis
557:P. luciparensis
427:P. clarionensis
382:P. atropurpurea
307:Chemical Composition
1039:2018OSJ....53..691Y
930:"Two new deepwater
707:P. thomassinii
667:P. rosenvingei
662:P. rosa-marina
612:P. nordstedtii
582:P. maris-rubri
397:P. boergesenii
712:P. valentinii
642:P. polymorpha
632:P. orientalis
567:P. magdalenae
562:P. luzonensis
532:P. intermedia
472:P. flavescens
432:P. conchicola
387:P. balanicola
292:
267:concentrations of
253:
221:
1537:
1536:
1502:
1501:
1461:Open Tree of Life
1238:Taxon identifiers
992:(spe2): 117–136.
835:10.1111/jpy.13207
697:P. squamaria
692:P. splendens
657:P. replicata
652:P. rara-avis
547:P. johanseni
537:P. involvens
512:P. imbricans
507:P. harveyana
497:P. hancockii
482:P. foveolata
422:P. caulifera
321:Lindra thalassiae
134:
133:
130:
1597:
1590:Rhodophyta stubs
1575:Red algae genera
1558:
1551:
1544:
1516:
1509:
1495:
1494:
1482:
1481:
1469:
1468:
1456:
1455:
1446:
1445:
1433:
1432:
1430:NHMSYS0021060282
1420:
1419:
1407:
1406:
1394:
1393:
1381:
1380:
1368:
1367:
1355:
1354:
1342:
1341:
1329:
1328:
1316:
1315:
1303:
1302:
1293:
1292:
1280:
1279:
1278:
1265:
1264:
1263:
1233:
1206:
1205:
1195:
1158:
1149:
1148:
1146:
1136:
1108:
1102:
1101:
1065:
1059:
1058:
1010:
1004:
1003:
1001:
976:
970:
969:
925:
916:
915:
883:
872:
871:
861:
855:
854:
829:(6): 1749–1767.
810:
797:
796:
772:
766:
765:
763:
761:
732:
702:P. stoechas
687:P. simulans
682:P. rumoiana
647:P. profunda
637:P. pacifica
597:P. mexicana
552:P. lemoinei
542:P. japonica
522:P. inamoena
502:P. hariotii
457:P. distenda
452:P. delicata
447:P. dawsonii
442:P. crispata
437:P. coriacea
417:P. capensis
402:P. bornetii
377:P. asiatica
372:P. armorica
362:P. abyssica
325:Peyssonnelia sp.
288:Peyssonnelia sp.
184:Segregate Genera
125:
110:Peyssonneliaceae
58:
57:
35:
21:
1605:
1604:
1600:
1599:
1598:
1596:
1595:
1594:
1580:Peyssonneliales
1565:
1564:
1563:
1562:
1505:
1503:
1498:
1490:
1485:
1477:
1472:
1464:
1459:
1451:
1449:
1441:
1436:
1428:
1423:
1415:
1410:
1402:
1397:
1389:
1384:
1376:
1371:
1363:
1358:
1350:
1345:
1337:
1332:
1324:
1319:
1311:
1306:
1298:
1296:
1288:
1283:
1274:
1273:
1268:
1259:
1258:
1253:
1240:
1215:
1210:
1209:
1160:
1159:
1152:
1110:
1109:
1105:
1078:Botanica Marina
1067:
1066:
1062:
1022:
1012:
1011:
1007:
978:
977:
973:
958:10.2216/09-88.1
927:
926:
919:
904:10.2988/08-43.1
885:
884:
875:
863:
862:
858:
812:
811:
800:
774:
773:
769:
759:
757:
741:Decaisne, 1841"
734:
733:
726:
721:
716:
627:P. obscura
622:P. obbesii
517:P. immersa
477:P. foliosa
392:P. bicolor
367:P. antiqua
354:
342:
309:
281:
274:
266:
242:
234:
210:
186:
171:
159:akase-iwanokawa
155:mayoi-iwanokawa
151:rumoi-iwanokawa
124:
100:Peyssonneliales
90:Florideophyceae
52:
17:
12:
11:
5:
1603:
1601:
1593:
1592:
1587:
1582:
1577:
1567:
1566:
1561:
1560:
1553:
1546:
1538:
1535:
1534:
1517:
1500:
1499:
1497:
1496:
1483:
1470:
1457:
1447:
1434:
1421:
1408:
1395:
1382:
1369:
1356:
1343:
1330:
1317:
1304:
1294:
1281:
1266:
1250:
1248:
1242:
1241:
1236:
1230:
1229:
1214:
1213:External links
1211:
1208:
1207:
1178:(2): 455–461.
1150:
1127:(3): 219–238.
1103:
1060:
1033:(4): 691–698.
1020:
1019:to Elevated CO
1005:
971:
952:(6): 537–544.
917:
898:(3): 364–391.
873:
856:
798:
767:
723:
722:
720:
717:
715:
714:
709:
704:
699:
694:
689:
684:
679:
677:P. rugosa
674:
669:
664:
659:
654:
649:
644:
639:
634:
629:
624:
619:
614:
609:
607:P. nitida
604:
599:
594:
589:
587:P. mariti
584:
579:
574:
569:
564:
559:
554:
549:
544:
539:
534:
529:
527:P. indica
524:
519:
514:
509:
504:
499:
494:
492:P. hairii
489:
484:
479:
474:
469:
464:
459:
454:
449:
444:
439:
434:
429:
424:
419:
414:
412:P. calcea
409:
404:
399:
394:
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369:
364:
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226:Corallineaceae
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117:
113:
112:
107:
103:
102:
97:
93:
92:
87:
83:
82:
77:
73:
72:
70:Archaeplastida
67:
60:
59:
46:
45:
37:
36:
28:
27:
16:Genus of algae
15:
13:
10:
9:
6:
4:
3:
2:
1602:
1591:
1588:
1586:
1583:
1581:
1578:
1576:
1573:
1572:
1570:
1559:
1554:
1552:
1547:
1545:
1540:
1539:
1533:
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1527:
1523:
1518:
1515:
1511:
1506:
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1471:
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1462:
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1413:
1409:
1405:
1400:
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1392:
1387:
1383:
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1044:
1040:
1036:
1032:
1028:
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987:
983:
975:
972:
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959:
955:
951:
947:
943:
941:
937:
933:
924:
922:
918:
913:
909:
905:
901:
897:
893:
889:
882:
880:
878:
874:
869:
868:
860:
857:
852:
848:
844:
840:
836:
832:
828:
824:
820:
818:
809:
807:
805:
803:
799:
795:(2): 175–192.
794:
790:
786:
784:
780:
771:
768:
756:
752:
751:
747:
742:
740:
731:
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708:
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703:
700:
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695:
693:
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678:
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673:
672:P. rubra
670:
668:
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658:
655:
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648:
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643:
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635:
633:
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608:
605:
603:
600:
598:
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593:
590:
588:
585:
583:
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578:
575:
573:
572:P. magna
570:
568:
565:
563:
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558:
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553:
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548:
545:
543:
540:
538:
535:
533:
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498:
495:
493:
490:
488:
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483:
480:
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465:
463:
462:P. dubyi
460:
458:
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453:
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443:
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438:
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433:
430:
428:
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128:
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118:
115:
114:
111:
108:
105:
104:
101:
98:
95:
94:
91:
88:
85:
84:
81:
78:
75:
74:
71:
68:
65:
62:
61:
56:
51:
47:
44:
43:
38:
34:
29:
26:
22:
19:
1530:expanding it
1519:
1504:
1339:Peyssonnelia
1276:Peyssonnelia
1246:Peyssonnelia
1245:
1223:Peyssonnelia
1222:
1175:
1171:
1166:Peyssonnelia
1165:
1124:
1120:
1114:
1106:
1081:
1077:
1072:Peyssonnelia
1071:
1063:
1030:
1026:
1016:
1008:
989:
985:
974:
949:
945:
939:
935:
931:
895:
891:
866:
859:
826:
822:
817:Peyssonnelia
816:
792:
788:
785:new species"
783:P. atlantica
782:
779:Peyssonnelia
778:
770:
758:. Retrieved
744:
739:Peyssonnelia
738:
711:
706:
701:
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691:
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591:
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561:
556:
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546:
541:
536:
531:
526:
521:
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496:
491:
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467:P. evae
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396:
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346:Peyssonnelia
345:
343:
334:Peyssonnelia
333:
328:
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316:
313:Peyssonnelia
312:
310:
301:Peyssonnelia
300:
296:Peyssonnelia
295:
293:
287:
279:Life History
268:
261:Peyssonnelia
260:
256:Peyssonnelia
255:
254:
248:
235:
232:Distribution
222:
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202:Peyssonnelia
201:
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189:
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177:
174:Peyssonnelia
173:
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163:Peyssonnelia
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138:Peyssonnelia
137:
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135:
121:Peyssonnelia
120:
119:
63:
40:
25:Peyssonnelia
24:
18:
1386:iNaturalist
1270:Wikispecies
1172:Tetrahedron
197:Cruoriopsis
188:The genera
1569:Categories
1522:Rhodophyta
1144:10379/9470
946:Phycologia
719:References
208:Morphology
191:Cruoriella
80:Rhodophyta
76:Division:
1360:FloraBase
1285:AlgaeBase
1227:Algaebase
851:237321243
746:AlgaeBase
1334:eFloraSA
1297:BioLib:
1261:Q7179613
1255:Wikidata
1202:20661312
1098:84388858
1055:91998672
966:86043337
912:86232035
843:34448497
760:26 March
143:red alga
127:Decaisne
106:Family:
1404:1070582
1378:2667793
1193:2908918
1035:Bibcode
352:Species
240:Ecology
116:Genus:
96:Order:
86:Class:
1492:144051
1466:168826
1450:NZOR:
1443:173456
1391:131373
1300:130686
1219:Images
1200:
1190:
1096:
1053:
964:
910:
849:
841:
129:, 1841
1520:This
1487:WoRMS
1479:64263
1417:12200
1399:IRMNG
1365:26316
1352:11167
1313:64664
1094:S2CID
1084:(1).
1051:S2CID
962:S2CID
908:S2CID
847:S2CID
64:Clade
1526:stub
1438:NCBI
1412:ITIS
1373:GBIF
1326:6M8G
1308:BOLD
1198:PMID
938:and
839:PMID
762:2024
194:and
157:and
1425:NBN
1347:EoL
1321:CoL
1225:at
1221:of
1188:PMC
1180:doi
1168:sp"
1139:hdl
1129:doi
1086:doi
1043:doi
994:doi
954:doi
900:doi
896:122
831:doi
1571::
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1290:25
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1170:.
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273:2
265:3
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