LIAS light – Item Descriptions
LIASlight ItemID: 3777
Microcalicium disseminatum (Ach.) Vain.
| Characters[*]: | Character States[*]: |
|---|---|
| global occurrence: | Eurasia – Asia Extratropical | Eurasia – Europe | Americas – North America (incl Mexico) |
| substrate: | lichens, lichenized fungi | wood – dead, living | bark, cork, plant surface – trunks, branches, twigs |
| life habit: | saprobic (on decaying organic substrate) | algicolous (parasitic on eukaryotic algae) | lichenicolous (in/on lichens) |
| thallus: | crustose (crustaceous) – endosubstratal, inconspicuous, immersed |
| [th marginal and upper surface] specific structures: | absent |
| ascomata: | absent | present |
| ascoma: | apothecial, apothecioid – mazaedial |
| ascoma [mm]: | (low) 0.1 (high) 0.3 (max) 0.5 |
| ascoma: | sessile, superficial | subpedicellate, substipitate, subpedunculate, substalked |
| [ascm, if apoth] disc, mazaedium: | green(ish) black |
| [ascm] paraphyses/-oids: | present |
| asci: | prototunicate |
| [asc] tholus: | not thickened |
| [asc] tholus amyloidity (iodine reaction): | absent |
| [asp] shape: | ellipsoidal | cylindrical |
| [asp] length [µm]: | (low) 9.0 (high) 15.0 (max) 28.0 |
| [asp] width [µm]: | (low) 3.0 (high) 4.0 |
| [asp] septa: | absent – spore lumen unilocular, monolocular | present |
| [asp] septa: | transversely septate |
| [asp] transversal septa: | (low) 1.0 (high) 3.0 (max) 7.0 |
| [asp] pigmentation: | greenish grey |
| [asp] perispore, epispore: | ornamented, rough, warted, striate, cracked |
| conidiomata: | absent | present |
| conidia: | broadly ellipsoidal |
| [co] length [µm]: | (low) 2.0 (high) 3.0 |
| host organism: | |
| primary photobiont: | absent |