| Collodes | Collodes leptocheles | Collodes nudus |
| Collodes obesus | Collodes robustus | Collodes trispinosus |
| Collodi, Carlo | Collodiscula | Collodiscula japonica |
| Collodochium | Collodochium atroviolaceum | Collogenes |
| Collogenes percnophylla | Collografi | Collogrammus flavescens |
| Collohmannia | Collohmannia asiatica | Collohmannia gigantea |
| Collohmanniidae | Collolechia | Collolechia caesia |
| Collombey | Collombey-Muraz | Collomia |
| Collomia bellidifolia | Collomia biflora | Collomia biflora var. lateritia |
| Collomia cavanillesiana | Collomia cavanillesii f. coccinea | Collomia cavanillesii f. lateritia |
| Collomia cavanillesii f. soehrensi | Collomia cavanillesii f. stenosiphon | Collomia chubutensis |
| Collomia coccinea | Collomia debilis var. camporum | Collomia debilis var. integra |
| Collomia debilis var. ipomoea | Collomia debilis var. larsenii | Collomia debilis var. trifida |
| Collomia diversifolia | Collomia eritrichoides | Collomia glutinosa |
| Collomia gracilis | Collomia gracilis var. andicola | Collomia gracilis var. congesta |
| Collomia gracilis var. minuartioides | Collomia grandiflora | Collomia heterophylla |
| Collomia lanceolata | Collomia lateritia | Collomia linearis |
| Collomia linoides | Collomia macrocalyx | Collomia mazama |
| Collomia navarretia | Collomia nudicaulis | Collomia pringlei |
| Collomia pusilla | Collomia rawsoniana | Collomia renacta |
| Collomia sinistra | Collomia soehrensi | Collomia stenosiphon |
| Collomia tenella | Collomia thurberi | Collomia tinctoria |
| Collomia tracyi | Collomia wilkenii | Collomiastrum |
| Collomiastrum debile | Collon | Collonema punctiforme |
| Collonge-Bellerive | Collonge-Bellerive (kommun i Schweiz) | Collonge-Bellerive (kommun, CH-GE) |
| Collonge-en-Charollais | Collonge-la-Madeleine | Collonges |
| Collonges (kommun) | Collonges, Ain | Collonges, Schweiz |
| Collonges, Valais | Collonges-au-Mont-d'Or | Collonges-la-Rouge |
| Collonges-lès-Bévy | Collonges-lès-Premières | Collonges-les-Premieres |
| Collonges-sous-Salève | Collonges-sous-Saleve | Collongues |
| Collongues (Alpes-Maritimes) | Collongues, Alpes-Maritimes | Collongues, Hautes-Pyrénées |
| Collonville, Marie | Collooney | Collooney (ort i Irland) |
| Collophora | Collophora quadrioculatus | Collophora utilis |
| Collophoridae | Collopus | Collopus subviscosus |
| Collor de Mello, Fernando | Collorec | Colloredo |
| Colloredo di Monte Albano | Collorgues | Collorhabdium |
| Collorhabdium williamsoni | Collosclerophora arenacea | Collospermum |
| Collospermum hastatum | Collospermum microspermum | Collospermum montanum |
| Collospermum samoense | Collospermum spicatum | Collospongelia dendyi |
| Collospongia | Collospongia auris | Collostreptus |
| Collostreptus fulvus | Collostroma | Collostroma gelatinosum |
| Collotheca | Collotheca ambigua | Collotheca annulata |
| Collotheca atrochoides | Collotheca balatonica | Collotheca bilfingeri |
| Collotheca bjoerki | Collotheca breviciliata | Collotheca bulbosa |
| Collotheca calva | Collotheca campanulata | Collotheca coronetta |
| Collotheca corynetis | Collotheca crateriformis | Collotheca cucullata |
| Collotheca discophora | Collotheca edentata | Collotheca edmondsoni |
| Collotheca epizootica | Collotheca evansonii | Collotheca ferox |
| Collotheca gossei | Collotheca gracilipes | Collotheca heptabrachiata |
| Collotheca hoodi | Collotheca judayi | Collotheca lettevalli |
| Collotheca libera | Collotheca liepetterseni | Collotheca minuta |
| Collotheca monoceros | Collotheca moselii | Collotheca mutabilis |
| Collotheca ornata | Collotheca paradoxa | Collotheca pelagica |
| Collotheca polyphema | Collotheca quadrilobata | Collotheca quadrinodosa |
| Collotheca rasmae | Collotheca riverai | Collotheca sessilis |
| Collotheca spinata | Collotheca stephanochaeta | Collotheca tenuilobata |
| Collotheca thunmarki | Collotheca torquilobata | Collotheca trifidlobata |
| Collotheca trilobata | Collotheca tubiformis | Collotheca undulata |
| Collotheca vargai | Collotheca volutata | Collotheca wiszniewskii |
| Collothecacea | Collothecaceae | Collothecidae |
| Collovati, Fulvio | Collpa Cocha | Collste, Bengt |
| Collste, Göran | Collsuspina | Collsuspina (kommun) |
| Collsuspina (kommunhuvudort) | Collula | Collula acaciae |
| Collula kiefferi | Collum | Collum femoris |
| Collum ossis femoris | Collum scapulae | Colluricincla |
| Colluricincla affinis | Colluricincla boweri | Colluricincla discolor |
| Colluricincla ferruginea | Colluricincla fortis | Colluricincla harmonica |
| Colluricincla megarhyncha | Colluricincla obscura | Colluricincla parvula |
| Colluricincla rufogaster | Colluricincla sanghirensis | Colluricincla tappenbecki |
| Colluricincla tenebrosa | Colluricincla umbrina | Colluricincla woodwardi |
| Collvin, Edvard | Collybia | Collybia acervata |
| Collybia aerina | Collybia albida | Collybia albidula |
| Collybia albuminosa | Collybia alkalivirens | Collybia alphitophylla |
| Collybia alpina | Collybia amanitae | Collybia ambusta |
| Collybia amethystina | Collybia anthracophila | Collybia aquosa |
| Collybia aquosa var. aquosa | Collybia aquosa var. dryophila | Collybia aquosa var. ocior |
| Collybia atrata | Collybia badia | Collybia baeosperma |
| Collybia benoistii | Collybia boryana | Collybia boudieri |
| Collybia bresadolae | Collybia bubalina | Collybia caldarii |
| Collybia campanella | Collybia carbonaria | Collybia cessans |
| Collybia chrysopepla | Collybia cinnamomea | Collybia cirrata |
| Collybia cirrhata | Collybia cirrhata var. cookei | Collybia clusilis |
| Collybia cockaynei | Collybia collina | Collybia colorea |
| Collybia colorea var. rubescentifolia | Collybia confluens | Collybia confusa |
| Collybia contorta | Collybia cookei | Collybia costesii |
| Collybia crassipes | Collybia cycadicola | Collybia dorotheae |
| Collybia drucei | Collybia dryophila | Collybia dryophila var. alvearis |
| Collybia dryophila var. aquosa | Collybia dryophila var. aurata | Collybia dryophila var. exsculpta |
| Collybia dryophila var. extuberans | Collybia dryophila var. funicularis | Collybia dryophila var. oedipus |
| Collybia dryophila var. xanthopus | Collybia elaeodes | Collybia eradicata |
| Collybia erosa | Collybia erythropus | Collybia esculenta |
| Collybia esculenta var. esculenta | Collybia esculenta var. tenacella | Collybia eurhiza |
| Collybia eustygia | Collybia exsculpta | Collybia extuberans |
| Collybia fagiphila | Collybia familia | Collybia ferruginella |
| Collybia floccipes | Collybia fodiens | Collybia friesii |
| Collybia fulvipes | Collybia fumosa | Collybia funicularis |
| Collybia fuscopurpurea | Collybia fusipes | Collybia fusipes var. contorta |
| Collybia fusipes var. oedematopoda | Collybia fusispora | Collybia gibberosa |
| Collybia globularis | Collybia grammocephala | Collybia griseospora |
| Collybia hariolorum | Collybia heimii | Collybia humillima |