*Penicillium jacksonii K.G. Rivera, Houbraken & Seifert, Stud. Mycol. 70: 151, 2011. [MB563160]. — type: DAOM 239937. ex-type: CCFC 239937. sect Sclerotiora. ITS barcode: JN686437 (alternative markers: BenA = JN686368; CaM = JN686391; RPB2 = n.a.).
*Penicillium jamesonlandense Frisvad & Overy, Int. J. Syst. Evol. Microbiol. 56: 1435, 2006. [MB521421]. — type: DAOM 234087. ex-type: CBS 102888 = DAOM 234087 = IBT 21984 = IBT 24411. sect Ramosa. ITS barcode: DQ267912 (alternative markers: BenA = DQ309448; CaM = KJ866985; RPB2 = n.a.).
*Penicillium janczewskii K.M. Zalessky, Bull. Int. Acad. Polon. Sci., Sér. B., Sci. Nat. 1927: 488, 1927. [MB120703]. — type: IMI 191499. ex-type: CBS 221.28 = FRR 919 = IMI 191499 = NRRL 919. sect Canescentia. ITS barcode: AY157487 (alternative markers: BenA = KJ834460; CaM = KJ867001; RPB2 = JN406612).
*Penicillium janthinellum Biourge, Cellule 33: 258, 1923. [MB119134]. — type: IMI 40238. ex-type: CBS 340.48 = ATCC 10455 = IMI 040238 = NRRL 2016 = QM 6865. sect Lanata-Divaricata. ITS barcode: GU981585 (alternative markers: BenA = GU981625; CaM = KF296401; RPB2 = JN121497).
*Penicillium javanicum J.F.H. Beyma, Verh. Kon. Ned. Akad. Wetensch., Afd. Natuurk. 26: 17, 1929 ≡ Carpenteles javanicum (J.F.H. Beyma) Shear, Mycologia 26: 107, 1934 ≡ Eupenicillium javanicum (J.F.H. Beyma) Stolk & D.B. Scott, Persoonia 4: 398, 1967 ≡ Penicillium indonesiae Pitt, Genus Penicillium: 114, 1980. [MB268394]. — type: IMI 39733. ex-type: CBS 341.48 = ATCC 9099 = CSIR 831 = FRR 707 = IFO 31735 = IMI 039733 = MUCL 29099 = NRRL 707 = QM 1876. sect Lanata-Divaricata. ITS barcode: GU981613 (alternative markers: BenA = GU981657; CaM = KF296387; RPB2 = JN121498).
*Penicillium jensenii K.M. Zalessky, Bull. Int. Acad. Polon. Sci., Sér. B., Sci. Nat. 1927: 494, 1927. [MB120708]. — type: IMI 39768. ex-type: CBS 327.59 = ATCC 18317 = FRR 909 = IFO 5764 = IMI 039768 = LCP 89.1389 = NRRL 909 = QM 7587. sect Canescentia. ITS barcode: AY443470 (alternative markers: BenA = JX140954; CaM = AY443490; RPB2 = JN406614).
*Penicillium jiangxiense H.Z. Kong & Z.Q. Liang, Mycosystema 22: 4, 2003. [MB489161]. — type: HMAS 82540. ex-type: AS 3.6521. sect Cinnamopurpurea. ITS barcode: KJ890411 (alternative markers: BenA = KJ890409; CaM = KJ890407; RPB2 = n.a.).
*Penicillium johnkrugii K.G. Rivera, Houbraken & Seifert, Stud. Mycol. 70: 151, 2011. [MB563161]. — type: DAOM 239943. ex-type: CCFC 239943. sect Sclerotiora. ITS barcode: JN686447 (alternative markers: BenA = JN686378; CaM = JN686401; RPB2 = n.a.).
*Penicillium jugoslavicum C. Ramírez & Munt.-Cvetk., Mycopathologia 88: 65, 1984. [MB124173]. — type: CBS 192.87. ex-type: CBS 192.87 = IJFM 7785 = IMI 314508. sect Sclerotiora. ITS barcode: KC773836 (alternative markers: BenA = KC773789; CaM = KC773815; RPB2 = JN406618).