Lycogala Adanson
Creators: name: Yang, Xin-Ya
name: Wang, Sai-Yu
name: Dai, Dan
name: Zhao, Hui-Nan
name: Wang, Yang
name: Li, Xue-Fei
name: Zhang, Bo
name: Li, Yu
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Protozoa
Mycetozoa
Myxomycetes
Cribrariales
Tubiferaceae
Lycogala

description: Key to 21 species of Lycogala   
 1. Sporocarps conical or subcylindrical, higher than wide..................................................................................................... L. conicum   
- Sporocarps globose or ovoid, wider than tall....................................................................................................................................2.  
 2. Sporocarps 2–5 cm in diam., peridium nearly smooth or with minute dark scales, silvery gray................................. L. flavofuscum   
- Sporocarps <2 cm in diam., peridium covered by distinct vesicles, brown, grayish-brown, ochre-yellow, black...........................3.  
3. Peridium covered with simple spots, consisting of one vesicle under transmitted light...................................................................4.  
- Peridium covered with compound spots, consisting of several to numerous tightly accreted vesicles under transmitted light.....15.  
4. Peridial vesicles irregular in shape, scattered, densely or connected in a net. No or few crystals visible in polarized transmitted light....................................................................................................................................................................................................5.  
- Peridial vesicles round or ovoid, evenly distributed, not forming a net. Numbers crystals visible in polarized transmitted light...............................................................................................................................................................................................................11.  
5. Vesiciles light brown to almost hyaline in natural transmitted light.................................................................................................6.  
- Vesiciles dark brown in naturally transmitted light...........................................................................................................................9.  
 6. Vesiciles contain number of oil droplets. Capillitium ornamented by rings, folds, and ridges. Spores meshes widely vary in size.............................................................................................................................................................................................. L. olearium   
- Vesicles contain almost no oil droplets. Capillitium ornamented by regular bracelet-like thickenings. Spores meshes uniform in size.....................................................................................................................................................................................................7.  
 7. Sporocarps up to 15 mm in diam. Peridium covered with whitish strands of dried slime that covers or hides the vesicles..................................................................................................................................................................................................... L. epidendrum   
- Sporocarps up to 7 mm in diam. Peridial vesicles clearly.................................................................................................................8.  
 8. Sporocarps irregular in shape, often deformed by mutual pressure. Peridial vesicles brown......................................... L. irregulare   
 - Sporocarps spherical to ovoid. Peridial vesicles yellowish-brown.............................................................................. L. heterospora   
 9. Sporocarps 1–3.5 mm diam. Peridial vesicles concentrated at upper......................................................................... L. roseosporum   
- Sporocarps 2–6 mm diam. Peridial vesicles dense or even.............................................................................................................10.  
 10. Sporocarps copper or amber brown. Peridial vesicles even..................................................................................... L. alisaulianovae   
 - Sporocarps dark brown to almost black. Peridial vesicles dense................................................................................... L. maculatum   
 11. Vesicles orange to dark red............................................................................................................................................ L. caviaroides   
- Vesicles amber-yellow to dull brown..............................................................................................................................................12.  
 12. Vesicles loosely, vesicle spacing exceeds their diameter............................................................................................... L. palianytsia   
- Vesicles densely, vesicle spacing less or equal to their diameter....................................................................................................13.  
 13. Vesicles amber-yellow, light-brownish, distant from each other on length of their diameter or more........................... L. succineum   
- Vesicles brown, distant from each other on ⅓–1 their diameter.....................................................................................................14.  
 14. Sporocarps large. Peridial vesicles sparse................................................................................................................... L. leopardinum   
 - Sporocarps medium-size. Peridial vesicles dense...................................................................................................... L. acinonychum   
15. Vesicles thin-walled. Vesicle walls light brown to almost hyaline under transmitted light............................................................16.  
- Vesicles thick-walled. Vesicle walls dull brown under transmitted light........................................................................................17.  
 16. Vesicles 40–100 μm in diam, no oil droplets.................................................................................................................... L. confusum   
 - Vesicles 20–50 μm in diam, filled with oil droplets.................................................................................................... L. fossiculatum   
 17. Capillitium ornamented by ridges and warts. Spores with 4–6 meshes across diameter......................................... L. skovorodaense   
- Capillitium nearly smooth, with fine pitted-warty. Spores with 5–10 meshes across diameter......................................................18.  
18. Aggregates of vesicles large, with 3–6 vesicles across the group...................................................................................................19.  
- Aggregates of vesicles small, with 1–3 vesicles across the group..................................................................................................20.  
 19. Sporocarps gregarious. Vesicle walls brown and rather thick. Capillitium almost smooth............................................... L. exiguum   
 - Sporocarps solitary. Vesicle walls hardly visible. Capillitium with fine pitted-warty and ring-shaped islets................. L. botrydium   
 20. Vesicle walls thin, light brown. Capillitium wavy contours with bearing bracelet like thickenings or lobed folds. Spores with 5–7 meshes across diameter..................................................................................................................................................... L. oncoides   
 - Vesicle walls brown. Capillitium smooth or uneven, with large rings or pitted-warty cover. Spores with 7–9 meshes across diameter........................................................................................................................................................................ L. aggregatum
description: Published as part of Yang, Xin-Ya, Wang, Sai-Yu, Dai, Dan, Zhao, Hui-Nan, Wang, Yang, Li, Xue-Fei, Zhang, Bo & Li, Yu, 2023, A new species of Lycogala, and a new record of Lindbladia from China, pp. 143-153 in Phytotaxa 632 (2) on pages 151-152, DOI: 10.11646/phytotaxa.632.2.4, http://zenodo.org/record/10438479