An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Agricultural Research Service

U.S. Department of Agriculture

Secondary Links

My Profile
ARS Home
Sign In

Main menu

Home >> Taxonomic Tree Viewer

Central Taxonomic Thesaurus

Taxon Search

Taxon:

Display authors

Match on whole words

Display full tree below family

Display species with subgenera

Display only taxa linked to occurrences

Organism

Fungi

Ascomycota

Leotiomycetes

Phacidiales

Phacidiaceae

Allantophomopsiella

Allantophomopsiella pseudotsugae

[Phacidiopycnis pseudotsugae]

[Phacidium coniferarum]

[Phomopsis pseudotsugae]

[Phomopsis strobi]

Allantophomopsis

Allantophomopsis cytisporea

[Sphaeria cytisporea]

Allantophomopsis lunata

[Ceuthospora lunata]

Allantophomopsis lycopodina

Allantophomopsis peregrina

Bulgaria

Bulgaria inquinans

[Bulgaria polymorpha]

[Phaeobulgaria inquinans]

Ceuthospora

Ceuthospora bivonae

[Darluca bivonae]

Ceuthospora corni

Ceuthospora ellisii

[Ceuthospora abietina]

Ceuthospora euonymi

Ceuthospora feurichii

Ceuthospora fraxinicola

Ceuthospora gaeumannii

Ceuthospora garciniae

Ceuthospora haynaldiana

[Gloeosporium haynaldianum]

Ceuthospora leguminum

Ceuthospora liriodendri

[Phoma liriodendri]

Ceuthospora lycopodii

Ceuthospora mahoniae

Ceuthospora phlomidis

Ceuthospora photiniae

Ceuthospora phyllosticta

Ceuthospora pithyophila

[Dothiorella pithyophila]

Ceuthospora platani

Ceuthospora populi

Ceuthospora pulvinata

Ceuthospora punicae

Ceuthospora rhododendri

Ceuthospora rubi

Chondrostroma

Chondrostroma laricis

Lophophacidium

Lophophacidium hyperboreum

Melanostroma

Melanostroma salicinum

Phacidiopycnis

Phacidiopycnis furfuracea

[Periola furfuracea]

Phacidiopycnis padwickii

[Operculella padwickii]

Phacidiopycnis tuberivora

[Phomopsis tuberivora]

Phacidiopycnis washingtonensis

Phacidium

Phacidium abietinum

Phacidium balsameae

Phacidium betulinum

[Gloeosporium betulae]

Phacidium carbonaceum

[Discella carbonacea]

Phacidium coronatum

Phacidium expansum

Phacidium foliicola

[Ceuthospora foliicola]

Phacidium innumerum

[Ceuthospora innumera]

Phacidium lacerum

[Ceuthospora pinastri]

[Dothiorella pinastri]

Phacidium lauri

[Ceuthospora lauri]

[Ceuthospora phacidioides var. oleae]

[Ceuthospora phacidioides]

[Phacidium aquifolii]

[Phacidium ilicis]

[Phacidium multivalve]

[Valsa laurocerasi]

Phacidium mollerianum

[Macrophoma molleriana]

[Phoma molleriana]

[Sphaeropsis molleriana]

Phacidium patella

Phacidium subcorticale

[Ceuthospora subcorticalis]

Phacidium taxi

[Discella taxi]

Phacidium taxicola

Phacidium vaccinii

Phacidium vestergrenii

[Naevia vestergrenii]

Potebniamyces

Potebniamyces balsamicola

[Phomopsis boycei]

Potebniamyces balsamicola var. boycei

Potebniamyces coniferarum

Potebniamyces discolor

Potebniamyces pyri

[Stictis lecanora var. pyri]

Pseudophacidium

Pseudophacidium callunae

Pseudophacidium degenerans

Pseudophacidium ledi

[Phacidium callunae]

[Phacidium ledi]

Pseudophacidium microspermum

[Discella microsperma]

[Discula microsperma]

[Phacidium microscopicum]

Pseudophacidium piceae

Pseudophacidium rugosum

[Phacidium rugosum]

Pseudophacidium salicis

Strasseria

Strasseria geniculata

[Sphaeropsis geniculata]

Footer menu

Home
Sitemap

Social Media

Facebook
Twitter
YouTube

Government Links

AskUSDA
Policies and Links
Plain Writing
FOIA
Accessibility Statement
Privacy Policy
Non-Discrimination Statement
Civil Rights Policy
Information Quality
Agricultural Research Service
USDA.gov
USA.gov
WhiteHouse.gov

Sign up for ARS News updates

Your email address