Assembling the Fungal Tree of Life

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Septum / Pore Cap - Illustrated


Location code / cell type
  • 1N, haploid mycelium
  • NN, dikaryotic mycelium
  • 2N, diploid mycelium
  • XN, mycelium of unknown nuclear status
  • MN, multinucleate
  • AC, ascocarp -- nonascogenous hyphae or ascospore
  • AS, asexual spore
  • BC, basidiocarp
  • RS, junction of rhizoid and sporangium
  • SC, sporocarp
  • SF, sporangiophore
  • ZF, zygophore
  • BC, basidiocarp
  • AH, ascogenous hypha/ascus
  • AH, ascogenous hypha/ascus
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1. Uniperforate septa
0, absent, walled off pore, or apparently walled off pore

Picture_16_168ec5365e60651dd6f02f8d0d333f607657555d
Picture_17_b5f8d8c60ff87efa3047edcc7a2f1b48ab78f252
1, a single central pore

Picture_18_ff680311d93df4f788577b6bd4416136d5dedf81
Picture_19_8cc69ba83242c22c30499023e7bc64f220147369
2. Uniperforate septal pore margin
0, uniperforate septal pore absent

1, unelaborated margin

Picture_20_e8574ef55d02f3dbf41ef07bb2d9348e2eb6ad1b
Picture_21_f147a42626eb6026ad0dbd03a3364b6d7925f040
2, uniperforate septal pore absent but with some type of discontinuity within the septum, e.g., disruption of central layer of cross wall, wall swelling, and/or deposits within cross wall, suggestive of a blocked or disrupted pore

Picture_22_89994913d2b2141d1ae846367e3fcbfd6ee25853
Picture_23_ae36e3aebafe96ca5838d3bbfca1006609aed2e7
3, septal pore swelling

Picture_24_d59d8d346ef28b0e9fe06940ec2b2583381ebc4a
Picture_25_7775b17c20dd8851e0c88b32db6294f31afec77d
4, with lenticular cavity (bifurcate)

Picture_26_9fc5f76499bfff26a7bbd1b1e66ef18c0fbaa749
Picture_27_8d449ba77b30ad0b36fbd4d2bfcfda9635606fda
3. Protruding non-membrane-bound bodies associated with septal pore(s)
0, absent

Picture_1_07071006ad726dd2206ed215e35385f1ab21cd5d
Picture_2_027566e2e5bacb93dd8beb0ec8927320bd19c969
1, present

Picture_3_723e738f5b470ccc3aace8415d07a3d8d61c3bc1
Picture_4_457599d05e659d30f4b6238da5a0c9d4ee1d3d44
4. Membrane-bound bodies associated with septal pore(s)
0, absent

Picture_5_301e754bb94c1c59f1716b037e327840ff119d23
Picture_6_8b189a6b203d758e61d27c86cad252e6c36ac929
1, Woronin bodies

Picture_7_87964fed7299cbdb11475a95e85eb4074be1a087
Picture_8_da84f78254eeb1603486aa3b18e89b21bf04aebb
2, microbodies

Picture_10_1d3b46c6903b010f28db2fc0cbd3b9de61d19ccc
Picture_9_4677983fb8256698bbc8ea314fe07c4bd39df31f
3, atractosomes

5. Membranous structures associated with septal pore(s)
0, absent

Picture_12_30960aefc3c10393650f5ddc4744d21134dc4cab
Picture_13_9516522f776f49803ffa5684b84222b68e50178b
1, septal pore cap

Picture_14_00d0a2238a87296d8d0f20187b805e4854d79029
Picture_15_f5d5377f643995094af5cfeeaa5de84500b8b915
2, endoplasmic reticulum not associated with plasmodesmata

3, endoplasmic reticulum associated with plasmodesmata

Picture_16_8cd0f9ad2d25d63f838597b9c2c783bd912abdf6
Picture_17_54a93a158749789a381166078fceb2d75e710044
6. Non-membrane-bound, electron-dense bodies associated with septal pore(s)
0, absent

Picture_18_df973e68ac3fdc61a9ec928c35f314bb682da7ef
Picture_19_dcf01813df84adb631a5353a0ea0ac9833544149
1, present

Picture_20_d1055541196c65c56d70a1756b16bca0af4cf021
Picture_21_35882c6675de3cc0cab656802fa325d6dc1e4db5
7. Septal pore occlusion
0, absent

Picture_22_013ea17f22832ec7d7205e418795fb745a2fde9d
Picture_23_45f634dff74315c5a2a90fc3b4e984a959d9bb67
1, pulley wheel-shaped occlusion (Pucciniales type)

Picture_24_86823b6b33ef3fa2f0238c7299dc3298aba8f0e5
Picture_25_6a3b4387ec3d8313be13b008b9e8f9db74840831
2, thin non-membranous, non-continuous electron-dense material associated with septal swellings (Agaricomycotina)

3, membranous plates continuous with plasma membrane (Tilletia)

Picture_26_fc69e5a676fd7a7b82f270cecf1d9bf01096c185
Picture_27_3a328e8cf444dbdc2886d66b8959375edfcc8485
4, thickened non-membranous plate (flattened disc, biumbonate, or irregular)

Picture_28_b10e25cd937662a005cc521bd85d8d1f03d55625
Picture_29_7f31633197a1c4598255d53cfcecc0ee1c3b2b79
5, granular lamellate structure (Pezizales)

Picture_30_82b392c58d04e2985b5371c43ed78a55069fadb1
Picture_31_aefd0d27b53481128da813697c4297291636e45b
6, subspherical occlusion, non-membrane-bound, starting as translucent finger-like extensions from the pore margin which matures into a multilayered plate surrounded by amorphous material

Picture_32_99fcc05777f45c8c0ab57fa2e78ae33b9bfae494
Picture_33_5fea8423d772725d23d7a1072c82cbc14fd14ce7
7, subspherical occlusion, non-membrane-bound, lacking translucent finger-like extensions or plates (Sclerotinia)

Picture_34_2efd49f6a65ebe13b0500f4d98d328afdf6b1d97
Picture_35_13783ed2c9245bf8ccfc79fb6054a7c1ca3a402a
8, non-lamellate convex to somewhat flattened dense non-membranous occluding material (Orbiliales)

8. Organelle trafficking
0, organelle trafficking absent

Picture_36_aa9b3992ee7923cd20da023f8db4b556241e0e97
Picture_37_16af7a06ad45c43032c58836d11f3fd26fc90226
1, mitochondria

Picture_38_bcf76b20b6b16ca12bbde89e5629ba7eab7e4338
Picture_39_8987cc72ce618d2d10ae79288318a349ff676f0a
2, nuclei

Picture_40_18c1667b19c552d1d445998b1e954dfa85826ad6
Picture_41_da025a560e0fc157da3edc6a71af502250db6f05
3, ribosomes/small particles or organelles

Picture_42_260862cb33a2582cbbf7ffc169cdde2ca763ecb9
Picture_43_f13675267d22d8ddf7a5d9fb404dbf892de161cc
9. Woronin body type
0, Woronin bodies absent

Picture_44_ad7abf640f49f3ee0943fdc01974d3abb899705e
Picture_45_40eb90c31a6b58bc6b797f46ded6714106e20c77
1, globose

Picture_46_4bfe6f09ce2913d0a7beadd18101889ad9cdbd5e
Picture_47_a9ea88ca4678b37f3f5c702dc65ac443ee1819e6
2, hexagonal

Picture_48_ad4a2481f8363c3700487a719d0eb6f273ba7476
Picture_49_c03d90cf220257f8a9b4b7a4d7fb0554e62e97a7
3, rectangular/cylindrical

Picture_50_24155ddcd52d83657f0ef5ccc8c5fc1418d3cfe5
Picture_51_49c29603e5959b86827d361d775745b0e0899c03
10. Septal pore cap basic structure
0, pore cap absent

Picture_52_6d0d13ce45a2de00f12bb907e76eba169ab7a0f8
Picture_53_3ad41959baa283747c583abfbb1468babd3704ab
1, elaborated cap with abseptal or adseptal extensions (cupulate, reticulate, or tubular extensions)

Picture_54_44c01ffa0055d8f6194ca7a8475ac8d47f9ef399
Picture_55_90851e1de8c2c5f074726a77925549c96805a459
2, simple cap (cap with unelaborated abseptal surface)

Picture_56_d12a83160ddd8cb6e7db633d7516c3646bad48ae
Picture_57_7c5bfe4f95f660d9e242a5944eef8945e5468e14
11. Detailed structure of elaborated septal pore cap
0, elaborated cap absent

Picture_58_d5f4b0f76be34db2548dcb543a7fd418d994857f
Picture_59_335f66e7cb413644ef782ca5f6d370d3b59477e0
1, abseptal extensions (smooth vesicular-tubular membranous structures)

Picture_60_2442ce0001fad2f7e85aead7bb5831b3eef5992f
Picture_61_bd2663aa7a43a9720282b9cac5ea46af18e96f64
2, multiple saccules

Picture_62_1824985895866fb59ee5f547f274586f44096ab9
Picture_63_a76c010873175c6bdf8136d9566d215be802575f
3, cap reticulate

Picture_64_cea18c0604025cd5fec6bdc90c4fdd28aa67a1a0
Picture_66_5b79243df5276649682abe438647794d5ad7dff4
4, adseptal tubular extensions

Wallemia_char124_9a413e4a1daab38ed80cd1422b0bdad1e0b35515
Wallemialeg_82ecef98e95877378b56795ba82ee56458c49e4e
12. Detailed structure of simple septal pore cap
0, simple cap absent

Picture_1_2bc357ca4ba630d1db04d0320947d708de768e3d
Picture_3_82eaf42d1b81e5cdc4c4c23d9366ff2bcdbcfe8b
1, cap imperforate, flat

Picture_2_59d68eac479271231fad9d7c379d1f3fe7709c9c
Picture_4_71b07290eb6a352dc1778b4701ddc2e6911e090b
2, cap imperforate or uniperforate, curved

Picture_5_111cf0d0e56e3d46e051fa8fe2afc0ebc8b223d1
Picture_6_5fef899c085cdfd3c9afca17f4f078b4b9c57859
3, cap multiperforate, small pores

Picture_7_fec5ba3665ef80a79d0d5e969920873834e6a63c
Picture_8_2675c05dda253beaac814f26a4ceb60544120027
4, cap multiperforate, large pores

Picture_10_56eac385600a1d48dc6b44802c9478a1d45e39cf
Picture_9_131929c22cdfbfa7d52714d39e211caac5300f0d
13. Saccules of elaborated pore cap lined with external electron-dense layer
0, absent

1, present

Picture_11_7a5b3c06ffde7ce9161389896ba9655cf6278090
Picture_12_859250d0619b58560ce4d814aabb3846bfe6c983
14. Substructure of pore cap
0, absent

1, cap with uniform electron-transparent contents

Picture_13_c62f93cfc742970c62c12765663b07114351dc8e
Picture_14_fe8a89cbc765772f4167f047f0bff28fcb3b54c4
2, cap with uniform electron-dense contents

Picture_15_320e4a80c14fa614e54e02f12d06eaa3ac940ffe
Picture_16_143fb46cf70f157f24e996da6487eef7eb0d532d
3, cap with three internal layers (central electron-dense layer between two less electron dense layers)

Picture_17_c2675f42779b667ad45eccb1a1c8b37a81232bb4
Picture_18_d0f4c1d79421fe3ed08211b38d8619a9c3abcdee
15. Zone of organelle exclusion at pore
0, absent

Picture_19_7531dcd5dd4b45a074e1f5c08e0ee36bec395419
Picture_20_403424e93c1dff5ccc6e7de87dacfe6b51bd2193
1, present

Picture_21_75c8629144bd605d3f97ea9e951128a67754e692
Picture_22_d39491ece65d799a4ec88cea0acd6694e808d5f6
16. Pore cap enclosed by endoplasmic reticulum
0, absent

Picture_23_1b3091d3bddfe87d464b0155c57b328feafb21ec
Picture_24_12b7fc35061984e286fc2511e073fa1be449ff5e
1, present, not continuous with pore cap

Picture_25_9fa77997cac491fab41da4b79361ea0b3a67eda1
Picture_26_de0ba09abba7edcaefe6a48ae331113852350681
2, present, and continuous with pore cap

Picture_27_87a20e9a6a23969be7ddb77bf88ec4fb88cb2160
Picture_28_4c949f0acf9c0af1c6366103d206ba8e586b7b8b
17. Multiperforate septum
0, multiperforate septum absent

Picture_29_cfdcd82f65ab3f9173b9af04ffccb0da265f07e8
Picture_30_8192baf7c9d0a76902097bd89b94779333356fd3
1, simple pores in multiperforate septum with uniform pores not solely adjacent to hyphal wall

Picture_31_235efc397d05a91653c0d7ce58a249c44b8b279b
Picture_32_fd52f637fe8171168dc4f00b7a40971434ee09cd
2, simple pores in multiperforate septum with variable-sized, large pores adjacent to hyphal wall

Picture_33_003af441cbc0d6c8aa13c5b079fdedcd05f27d2d
Picture_34_f1d7ff3b48177cec9f328567820e1aeed20c900a
3, plasmodesmata

Picture_35_655345f88f1dc06f3f4d44d8dd66cb7c2ab4d95b
Picture_36_754215081c3362cb576de57957e45a256ac5e1d5
4, thickened septum with central pore closed by plasmodesmata

Picture_37_9b97db2afeb73772471a819b03804ef8c1d2f2f0
Picture_38_2427c56881d2df148ef80b80ab28e66a7fee69e3
18. Desmotubules in plasmodesmata
0, absent

Picture_39_4355dfde196c282ab5787733103b2403eb288d63
Picture_40_a909d867971d12020d1c6881590271a4490dfbe1
1, present

Picture_41_64e8b4fc923403c46aec88fadb9745286feb27c6
Picture_42_6d09160881503cbc266c2433fba1fd48325ac0c3
19. Zone of exclusion outside septal pore cap in basidiomycete sporocarp
0, absent

Picture_43_f3f7a5c1e7a6ab3ec7d6f98c20bb7686f7e9f9e8
Picture_44_0ba41202b5185ccf93072f8dff201c20ee093cbe
1, zone of exclusion outside (abseptal) pore cap present

Picture_45_15ecdc776754d22b5b18d12e47e1fee4324a579d
Picture_46_86da2131c3c0863086ba4774bf9b7c5853e9ae38
20. Septal pore cap enclosed by endoplasmic reticulum in basidiomycete sporocarp
0, absent

Picture_47_90650d7cf801009ac83af5803979b77c7369e212
Picture_48_9835cfef6fd235ee8133ac9f00401b03766a4cc6
1, present, not continuous with pore cap

Picture_49_d24e1d5c1e864726629e4516b4321e6ca2d64f30
Picture_50_469441ee5e9f4ddc996579adb984e21b9baf87ba
2, present, and continuous with pore cap

Picture_51_4375c7b257a9ac176d9633f27376a12f6a79c23e
Picture_52_8a4855ee2c09629ef67460f5735237c5c8c605b8
21. Zone of exclusion in simple septum bordered by microbodies
0, absent

Picture_53_ad0f6f49738981a5844de7d2dd7f7b9f7b32232a
Picture_54_319752dff8405e8bbd0449f338883abb08ff5cda
1, present

Picture_55_6b3ae490809623f9956fc2ce548fe2a95a055fda
Picture_56_59d21ff39912b720588f9b051cf4f3c1ad024a0a
22. Primary septum within basidium
0, primary septum within basidium absent

1, without pore

2, walled off pore, or apparently walled off pore

Picture_57_b34dc7fe7c5d38ea82a42c345369e0a527b179f1
Picture_59_cb3784e0793cb9f77f6bb3944c4089d3e66723eb
3, septal pore with swellings

Picture_60_d65d61c8713d835809a601acbf489c0a66a26cd2
Picture_61_541d352f63320a04098370966363bd4e5b900df2
4, incomplete septa in basidial apex

Picture_62_60937e20f70b78bdbeae18ffaffa02d5fcb6edd5
Picture_63_cf6473013cc67a421689fc88ac8bd0fb3591c43c
23. Septal pore cap at primary septum within basidium
0, absent

Picture_64_bc8546fd5f55622a3acd5265068366060f9906a7
Picture_65_ee103d1250b191ef56683b9f207d60927f846905
1, present

Picture_66_f30f9c2c6b153c175645887741be5b74b6b5ceae
Picture_67_662e5b00abf62b24d07d69c768cf75cd39b18d5a
24. Immature septal pore
0, absent

1, simple with single central pore

Picture_68_e5a3844372e24eeb68497f779e24c758564bc9e7
Picture_69_f67d3edac069afcf7f598a1aeb3ca6acb3f614f4
25. Immature septal pore associated structures
0, pore associated structures absent

Picture_70_39549bf47c8026667124daa60b8ae1d09c3ee93b
Picture_71_6594a112a1ea02ec1ea1261489e1f15912b5ee1d
1, endoplasmic reticulum associated with toroid occlusion

Picture_72_cee4ee1daec077eb3d8888e2db65b82e0aec6cc7
Picture_73_104952b244b10973831d06e460df129b61fe88e8
26. Immature septal pore occlusion
0, pore occlusion absent

1, non-membranous [thin non-membranous plate(s) and/or occluding material]

Picture_74_222537071f5002d820056293d3e902e74da8f8a6
Picture_75_ad588e0e89c11651f67c51826a33c1f2599388f5
2, toroid occlusion, i.e., donut-like with central pore

Picture_76_993ee0587ee9e78ef7ef49874aa3b5c9d3703843
Picture_77_33b130e2d8e494b2c38813d972acc32385585417
3, toroid occlusion containing pulley-wheel-shaped occlusion

Picture_78_4df0a2d882b0410ddb5287c1a44b59811466e6f3
Picture_79_7045121adce458248717270690eed05a6937afbc
4, occlusion a convex or biconvex band or more complex hemisphere

Picture_80_19f34a621466ede52b1061a53fc95059a89ac9f4
Picture_81_09ed9a1bb81363a26250082f5fb873d2f5c168d6
27. Immature pore occlusion detailed structure
0, pore occlusion absent

1, torus with radiating tubular cisternae

Picture_82_9faf7a9bb0d1b26dac9447e26a3a81ca6b39a660
Picture_83_b416b24b8e6c53d0998f8b0d4b2f2a4bcf4faa63
2, torus lacking tubular cisternae

Picture_84_07954cb899a99b5686e4b32047a5614f27d8e46a
Picture_85_5817ebb5b2842aa2c942e14b7a21bae7be42ea92
3, electron-light lamellate torus and granular matrix

Picture_86_c7be74fb401c3858d9d5e46dd2f69c072e23c73b
Picture_87_34d20399623c2ab4ce145d7fdc1a043a16090d6d
4, hemispherical usually with narrow, electron-opaque inner and broad, electron-light outer bands

Picture_88_afdf2d3fb69e985bca5f7329fd6398bb5beead5f
Picture_89_0bd730260641e449a5c9dfd9e3aabaa451af6e70
5, hemispherical with radiating tubular elements

Picture_90_e890d83c4e5431d86e017c939fea2bf42f196bf8
Picture_91_0febfe74c3660f95f0e5203966a91c0dfb4c0670
6, cone to dumbell-shaped with V-shaped striations and usually an electron-light torus

Picture_92_59366118d7e16ace88f93a1f7f904e15686ffe1f
Picture_93_eb5fa0397e4cf1a903f4e428c2d4515ffabd2041
7, double, electron-light-banded torus in granular matrix becoming hemispherical with dense inner zone and less opaque outer zone

Picture_94_d0e2e01f31e7665acd238adb4ecc0b5153302daf
Picture_95_d5b3f0edc72c3f408f1654d45888f85ab2f8a125
8, electron opaque, convex or biconvex bands

Picture_96_ee88de53c4cd85b1decb6f54e13729e36ff96f67
Picture_97_a06b9fc3f43458ad7d2eea694d73c1d31698db88
9, electron-opaque, hemispherical with short radiating tubular elements

Picture_98_e1654dfbce2cb5cecf55f709d4bc5b32fd6962d4
Picture_99_80c70df6827ee8272d47d8d307f372bd5065bc02
28. Mature septal pore
0, absent

1, simple with single central pore

Picture_100_2fa5a98784fc943e57b303fb0389ef46fd01bf7e
Picture_101_44aeeb54d1c1cbf6047ba5ff103657ecf87799e0
29. Mature septal pore associated structures
0, pore associated structures absent

Picture_102_08c7f29636d841f39389893fa6470d6657a7d12b
Picture_103_7235985d1819f009d0afc52d713686b768c08b1c
1, endoplasmic reticulum associated with toroid occlusion

Picture_104_dc0de31ab6d8ac385aa14cc5cd53e263f4c3ffdf
Picture_105_9120660c49ab2aa6ed1184595a419688708ee933
2, endoplasmic reticulum associated with pore cap membrane

Picture_106_e31eccf840a48f194ee589490e882717d28986c4
Picture_107_e87444f90af156c2a40767ab1c9e70cdb059acdb
30. Mature septal pore occlusion
0, pore occlusion absent

1, toroid occlusion, i.e., donut-like with central pore

Picture_108_d0dd3d60862c7e8ac76d60defe77bc85870d51a7
Picture_109_f137a0077cb929bdadfc229b44f040629d28404a
2, subspherical pore cap membrane

Picture_110_362513410865426c6a729347c7da3b0896f26604
Picture_111_a2a8c5d8288fb416b9ee455aefb7c3c45b95b8bf
3, occlusion a convex or biconvex band or more complex hemisphere

Picture_112_5b8ff64b845022525937f3b92436f3adf989a3d1
Picture_113_5461cb0b14fd2be330eb0ea5e23840dde56328b3
31. Mature pore occlusion detailed structure
0, pore occlusion absent

1, torus lacking tubular cisternae

Picture_114_8501b8b30f201a927720466056b75f1fea1045f8
Picture_115_d7d297c8d3854f6ecd96e5ae2faee319311b76e7
2, electron-light lamellate torus and granular matrix

Picture_116_9a28900c8882b1c5a6f39489044a39a698f3f973
Picture_117_fd3a39186c2a3e92fc721f775f12db4aea88f296
3, hemispherical usually with narrow, electron-opaque inner and broad, electron-light outer bands

Picture_118_b39db558b703b6bd23cfb2c63084149d44919cbe
Picture_119_abbc0c0d6f7548f02e471a8c2a796f885a2196b5
4, hemispherical with radiating tubular elements

Picture_120_856b25a8400fc48bf2e0fff73b455841dddf1848
Picture_121_ec7e2033f18b7e0f0828bec65bde7f3eec977b14
5, cone to dumbell-shaped with V-shaped striations and usually an electron-light torus

Picture_122_78db341e0efb1a7f1b8b625250ec6f4091df72e1
Picture_123_4a97ed03bb12f5b75fc02134f734d09d5af04cfb
6, double, electron-light-banded torus in granular matrix becoming hemispherical with dense inner zone and less opaque outer zone

Picture_124_ad74a308017025f26d554a4ac9ca7c2395960c7d
Picture_125_07fd16258b18812648e291427fb441eaaa49ccac
7, electron opaque, convex or biconvex bands

Picture_126_3827a87db856ba1d77ae09d532b8f26b0ad70ea6
Picture_127_7bd7141a57a3e977f3244d908696e91877cd612d
8, electron-opaque, hemispherical with short radiating tubular elements

Picture_128_8f469c88f3781361ba3113111192a403f2ea418a
Picture_129_6623a545c17f54c7658c4f4564a161fb8d55eec2
9, simple membrane enclosing cytoplasm

Picture_130_54a997821c172e74e041abadeb2278035cdc86ca
Picture_131_60de5ba8f37ee1bf9fcb22f06c5f8dfd3fbdfb52
a, torus with radiating tubular cisternae

Picture_132_339a4d2264191b762970b1fce9feb43bb43aa409
Picture_133_a26130185bc4c0f5af06bca4cbf06666f657134d




References associated with character state illustrations








PDF documents

Character list


Glossary


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