Phytophthora tonkinensis
Phytophthora spp. in subclade 10b: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. tonkinensis Ex-type CBS 148852. Gloria Abad, USDA S&T.

Phytophthora tonkinensis
Phytophthora spp. in subclade 10b: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. tonkinensis Ex-type CBS 148852. Gloria Abad, USDA S&T.

Phytophthora transitoria
Phytophthora spp. in Clade 13: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. transitoria Ex-type CBS 147245. Gloria Abad, USDA S&T.

Phytophthora transitoria
Phytophthora spp. in Clade 13: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. transitoria Ex-type CBS 147245. Gloria Abad, USDA S&T.  

Phytophthora trifolii
Phytophthora spp. in subclade 8a: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. trifolii Ex-type CBS 117687 = S&T BL 57. Gloria Abad, USDA S&T.

Phytophthora trifolii
Phytophthora spp. in subclade 8a: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. trifolii Ex-type CBS 117687 = S&T BL 57. Gloria Abad, USDA S&T.

Phytophthora trifolii

Phytophthora trifolii (CPHST BL 169) colonies of a selected specimen grown for 7 days on (a) V8® Agar, (b) potato dextrose agar, and (c) malt extract agar; photo by Krysta Jennings and Leandra Knight, USDA-APHIS-PPQ

Phytophthora tropicalis
Phytophthora spp. in subclade 2b: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. tropicalis Ex-type CBS 434.91 = S&T BL 58. Gloria Abad, USDA S&T.

Phytophthora tropicalis
Phytophthora spp. in subclade 2b: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. tropicalis Ex-type CBS 434.91 = S&T BL 58. Gloria Abad, USDA S&T.

Phytophthora tropicalis

Phytophthora tropicalis (CPHST BL 58) colonies of the ex-type grown for 7 days on (a) V8® Agar, (b) potato dextrose agar, and (c) malt extract agar; photo by Krysta Jennings and Leandra Knight, USDA-APHIS-PPQ

Phytophthora tropicalis

Phytophthora tropicalis asexual phase of ex-type CPHST BL 58 formed on V8 agar flooded with soil extract (a–g): (a) sporangia originated in umbrella-shaped sporangiophores, (b–e) sporangia papillate, caducous with long pedicels, (f, g) sporangia releasing zoospores; photos by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora tropicalis

Phytophthora tropicalis asexual phase of ex-type CPHST BL 58 formed on V8 agar flooded with soil extract: sporangia originated in umbrella-shaped sporangiophores; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora tropicalis

Phytophthora tropicalis asexual phase of ex-type CPHST BL 58 formed on V8 agar flooded with soil extract: sporangium papillate, caducous with long pedicel; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora tropicalis

Phytophthora tropicalis asexual phase of ex-type CPHST BL 58 formed on V8 agar flooded with soil extract: sporangium papillate, caducous with long pedicel; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora tropicalis

Phytophthora tropicalis asexual phase of ex-type CPHST BL 58 formed on V8 agar flooded with soil extract: sporangia releasing zoospores; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora tropicalis

Phytophthora tropicalis asexual phase of ex-type CPHST BL 58 formed on V8 agar flooded with soil extract: sporangia releasing zoospores; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora tropicalis

Phytophthora tropicalis asexual phase of ex-type CPHST BL 58 formed on V8 agar flooded with soil extract: sporangia papillate, caducous with long pedicels; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora tubulina
Phytophthora spp. in Clade 12: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. tubulina Ex-type CBS 141212 = S&T BL 200. Gloria Abad, USDA S&T.

Phytophthora tubulina
Phytophthora spp. in Clade 12: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. tubulina Ex-type CBS 141212 = S&T BL 200. Gloria Abad, USDA S&T.

Phytophthora tyrrhenica
Phytophthora spp. in subclade 7a: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. tyrrhenica Ex-type CBS 142301 = S&T BL 222. Gloria Abad, USDA S&T.

Phytophthora tyrrhenica
Phytophthora spp. in subclade 7a: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. tyrrhenica Ex-type CBS 142301 = S&T BL 222. Gloria Abad, USDA S&T.

Phytophthora ukrainensis
Phytophthora spp. in subclade 10b: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. ukrainensis Ex-type CBS 148851. Gloria Abad, USDA S&T.

Phytophthora ukrainensis
Phytophthora spp. in subclade 10b: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. ukrainensis Ex-type CBS 148851. Gloria Abad, USDA S&T.

Phytophthora uliginosa
Phytophthora spp. in subclade 7a: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. uliginosa Ex-type CBS 109054 = S&T BL 59. Gloria Abad, USDA S&T.

Phytophthora uliginosa
Phytophthora spp. in subclade 7a: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. uliginosa Ex-type CBS 109054 = S&T BL 59. Gloria Abad, USDA S&T.

Phytophthora uniformis (in progress - Abad et al. 2023b)
Phytophthora spp. in subclade 7a: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. uniformis selected specimen CBS 149409 = S&T BL 3. Gloria Abad, USDA S&T.

Phytophthora uniformis (in progress - Abad et al. 2023b)
Phytophthora spp. in subclade 7a: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. uniformis selected specimen CBS NRRL 64373 = S&T BL 3. Gloria Abad, USDA S&T.

Phytophthora uniformis (in progress - Abad et al. 2023b)

Phytophthora alni subsp. uniformis (CPHST BL 3) colonies of the ex-type grown for 7 days on (a) V8® Agar, (b) potato dextrose agar, and (c) malt extract agar; photo by Krysta Jennings and Leandra Knight, USDA-APHIS-PPQ

Phytophthora uniformis (in progress - Abad et al. 2023b)

Phytophthora alni subsp. uniformis (CPHST BL 3) sexual phase of a selected specimen: (a-g) oogonia smooth-walled, or with slightly wavy-edged-verrucose; antheridia amphigynous, single- or two-celled (most common as in f-g); oospore predominantly plerotic (except in g); photos by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora uniformis (in progress - Abad et al. 2023b)

Phytophthora alni subsp. uniformis (CPHST BL 3) sexual phase of a selected specimen: smooth-walled oogonium with slightly wavy-edge, predominatly plerotic; two-celled amphigynous antheridium; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora uniformis (in progress - Abad et al. 2023b)

Phytophthora alni subsp. uniformis (CPHST BL 3) sexual phase of a selected specimen: smooth-walled oogonium with slightly wavy-edge, predominatly plerotic; two-celled amphigynous antheridium; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora uniformis (in progress - Abad et al. 2023b)

Phytophthora alni subsp. uniformis (CPHST BL 3) sexual phase of a selected specimen: smooth-walled oogonia with slightly wavy-edges and amphigynous antheridia; photo by Gloria Abad, USDA-APHIS-PPQ.