Phytophthora plurivora
Phytophthora spp. in subclade 2c: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. plurivora Ex-type CBS 124093 = S&T BL 74. Gloria Abad, USDA S&T.

Phytophthora plurivora
Phytophthora spp. in subclade 2c: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. plurivora Ex-type CBS 124093 = S&T BL 74. Gloria Abad, USDA S&T.

Phytophthora plurivora

Phytophthora plurivora colonies grown for 7 days at 20°C on: (a) V8® agar, (b) malt extract agar, (c) potato dextrose agar; photos by T. Burgess, Centre for Phytophthora Science and Management, Murdoch University, Australia

Phytophthora plurivora

mature semipapillate sporangia formed on V8 agar flooded with soil extract: (a) ovoid, (b) laterally inserted mature sporangium with markedly curved apex, and dense sympodium of empty ovoid sporangia, (c) limoniform with tapering base, (d) ovoid, intercalary inserted, (e) bipapillate mature sporangium; scale bar = 25 μm; photos by T. Burgess, Centre for Phytophthora Science and Management, Murdoch University, Australia

Phytophthora plurivora

mature oogonia with oospores containing ooplasts: (a) oogonium with plerotic oospore and paragynous antheridium, (b) oogonium with slightly aplerotic oospore and paragynous antheridium with finger-like hyphal projections, (c) oogonium with markedly aplerotic oospore and amphigynous antheridium, (d) elongated oogonia with long tapering bases and plerotic oospores; photos by T. Burgess, Centre for Phytophthora Science and Management, Murdoch University, Australia

Phytophthora pluvialis
Phytophthora spp. in Clade 3: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. pluvialis Ex-type MYA-4930. Gloria Abad, USDA S&T.

Phytophthora pluvialis
Phytophthora spp. in Clade 3: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. pluvialis Ex-type MYA-4930. Gloria Abad, USDA S&T.

Phytophthora podocarpi
Phytophthora spp. in Clade 15: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. podocarpi Ex-type  ICMP 24118. Gloria Abad, USDA S&T.

Phytophthora podocarpi
Phytophthora spp. in Clade 15: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. podocarpi Ex-type  ICMP 24118. Gloria Abad, USDA S&T. 

Phytophthora polonica
Phytophthora spp. in subclade 9b: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. polonica Ex-type CBS 119650 = S&T BL 109. Gloria Abad, USDA S&T.

Phytophthora polonica
Phytophthora spp. in subclade 9b: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. polonica Ex-type CBS 119650 = S&T BL 109. Gloria Abad, USDA S&T.

Phytophthora porri (in progress - Abad et al. 2023b)
Phytophthora spp. in subclade 8b: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. porri selected specimen CBS 116662 = S&T BL 147. Gloria Abad, USDA S&T.

Phytophthora porri (in progress - Abad et al. 2023b)
Phytophthora spp. in subclade 8b: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. porri selected specimen CBS 116662 = S&T BL 147. Gloria Abad, USDA S&T.

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

Phytophthora porri (CPHST BL 147) colonies of the 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 porri (in progress - Abad et al. 2023b)

Phytophthora porri (CPHST BL 147) asexual phase: (a–e) semipapillate persistent sporangia, sometimes with tapered bases, (a–c) sporangia originated in simple sympodial sporangiophores; (e) caducous sporangia rarely observed; sporangium with no internal proliferation; (g) hyphal swellings single or in chains; photos by Gloria Abad, USDA-APHIS-PPQ.

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

Phytophthora porri (CPHST BL 147) asexual phase: sporangia originated in simple sympodial sporangiophores; photo by Gloria Abad, USDA-APHIS-PPQ.

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

Phytophthora porri (CPHST BL 147) asexual phase: caducous sporangia rarely observed; sporangium with no internal proliferation; photo by Gloria Abad, USDA-APHIS-PPQ.

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

Phytophthora porri (CPHST BL 147) asexual phase: hyphal swellings single or in chains; photo by Gloria Abad, USDA-APHIS-PPQ.

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

Phytophthora porri (CPHST BL 147) asexual phase: sporangium with internal proliferation; photo by Gloria Abad, USDA-APHIS-PPQ.

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

Phytophthora porri (CPHST BL 147) asexual phase: semipapillate sporangium; photo by Gloria Abad, USDA-APHIS-PPQ.

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

Phytophthora porri (CPHST BL 147) asexual phase: sporangia originated in simple sympodial sporangiophores; photo by Gloria Abad, USDA-APHIS-PPQ.

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

Phytophthora porri (CPHST BL 147) asexual phase: sporangia originated in simple sympodial sporangiophores; photo by Gloria Abad, USDA-APHIS-PPQ.

Phytophthora primulae (in progress - Abad et al. 2023b)
Phytophthora spp. in subclade 8b: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. primulae selected specimen CBS 620.97 = S&T BL 50. Gloria Abad, USDA S&T.

Phytophthora primulae (in progress - Abad et al. 2023b)
Phytophthora spp. in subclade 8b: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. primulae selected specimen CBS 62097 = S&T BL 50. Gloria Abad, USDA S&T.

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

Phytophthora primulae (CPHST BL 148) colonies of the 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 procera
Phytophthora spp. in subclade 10d: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. procera Ex-type CBS 149226. Gloria Abad, USDA S&T.

Phytophthora procera
Phytophthora spp. in subclade 10d: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. procera Ex-type CBS 149226. Gloria Abad, USDA S&T.

Phytophthora prodigiosa
Phytophthora spp. in subclade 9b: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. prodigiosa Ex-type CBS 135138 = S&T BL 220. Gloria Abad, USDA S&T.

Phytophthora prodigiosa
Phytophthora spp. in subclade 9b: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. prodigiosa Ex-type CBS 135138 = S&T BL 220. Gloria Abad, USDA S&T.

Phytophthora pseudochilensis
Phytophthora spp. in subclade 10a: portion of the seven-loci ML phylogeny featuring the type cultures of 212 described species (by T. Bourret). Notice the position of P. pseudochilensis Ex-type CBS 148798. Gloria Abad, USDA S&T.

Phytophthora pseudochilensis
Phytophthora spp. in subclade 10a: Morphological Tabular key (PDF) and Tabular key legends (PDF) in IDphy2 KEY SECTION. Notice the data of P. pseudochilensis Ex-type CBS 148798. Gloria Abad, USDA S&T.

Phytophthora pseudocryptogea
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. pseudocryptogea Ex-type CBS 139749 = S&T BL 183. Gloria Abad, USDA S&T.