| 501 (3244) | University of San Diego | USA |  |
| 502 (3287) | West Chester University of Pennsylvania | USA | |
| 503 (3296) | Universite du Quebec en Abitibi-Temiscamingue | CAN | |
| 504 (3309) | Universite du Quebec en Outaouais | CAN | |
| 505 (3327) | Acadia University | CAN | |
| 506 (3350) | Kennesaw State University | USA | |
| 507 (3351) | Western Michigan University | USA | |
| 508 (3376) | Florida Gulf Coast University | USA | |
| 509 (3406) | Western Washington University | USA | |
| 510 (3411) | New York Botanical Garden | USA |  |
| 511 (3415) | Eastern Michigan University | USA | |
| 512 (3419) | Colgate University | USA | |
| 513 (3422) | University of South Alabama * | USA | |
| 514 (3425) | Worcester Polytechnic Institute | USA | |
| 515 (3430) | California State University, Fresno | USA | |
| 516 (3435) | Bowdoin College | USA | |
| 517 (3436) | Creighton University | USA | |
| 518 (3439) | University of Louisiana, Lafayette | USA | |
| 519 (3452) | University of Northern Colorado * | USA | |
| 520 (3469) | Occidental College | USA | |
| 521 (3478) | University of Richmond | USA | |
| 522 (3486) | Bucknell University | USA | |
| 523 (3499) | University of North Carolina, Wilmington | USA | |
| 524 (3503) | California State University, Fullerton | USA | |
| 525 (3504) | Indiana State University | USA | |
| 526 (3521) | Ecole Polytechnique de Montreal | CAN | |
| 527 (3539) | Long Island University | USA | |
| 528 (3541) | Indiana University of Pennsylvania | USA | |
| 529 (3551) | Arkansas State University | USA | |
| 530 (3571) | Walter Reed Army Institute of Research * | USA |  |
| 531 (3582) | Towson University | USA | |
| 532 (3588) | Montclair State University | USA | |
| 533 (3596) | California State University, Los Angeles | USA | |
| 534 (3601) | Appalachian State University | USA | |
| 535 (3603) | University of Wisconsin, Stevens Point | USA | |
| 536 (3605) | Ryerson University | CAN | |
| 537 (3613) | Boehringer Ingelheim, USA | USA |  |
| 538 (3632) | Wesleyan University, Middletown | USA | |
| 539 (3693) | East Tennessee State University | USA | |
| 540 (3703) | Coastal Carolina University | USA | |
| 541 (3726) | Laurentian University | CAN | |
| 542 (3728) | University of Central Arkansas | USA | |
| 543 (3746) | Oakland University | USA | |
| 543 (3746) | Saint Mary's University | CAN | |
| 545 (3750) | University of South Dakota | USA | |
| 546 (3781) | Thompson Rivers University | CAN | |
| 547 (3800) | The University of Winnipeg | CAN | |
| 548 (3809) | Franklin & Marshall College | USA | |
| 549 (3831) | Grand Valley State University | USA | |
| 550 (3880) | Midwestern University | USA | |
| 551 (3883) | Middle Tennessee State University | USA | |
| 552 (3899) | Sonoma State University | USA | |
| 553 (3904) | Georgia Southern University | USA | |
| 554 (3909) | James Madison University | USA | |
| 555 (3914) | Missouri State University | USA | |
| 556 (3916) | St. Francis Xavier University | CAN | |
| 557 (3926) | Saint John's University | USA | |
| 558 (3943) | Hofstra University * | USA | |
| 559 (3974) | Western Kentucky University | USA | |
| 560 (3996) | Mount Royal College | CAN | |
| 561 (4012) | Sam Houston State University | USA | |
| 562 (4013) | California State University, Chico | USA | |
| 563 (4034) | Mount Allison University | CAN | |
| 564 (4041) | University of West Florida | USA | |
| 565 (4101) | Stephen F Austin State University | USA | |
| 566 (4132) | Central Washington University | USA | |
| 567 (4145) | Alabama A&M University | USA | |
| 568 (4147) | University of North Florida | USA | |
| 569 (4152) | Southern Illinois University Edwardsville | USA | |
| 570 (4154) | University of Nebraska, Kearney | USA | |
| 571 (4156) | Tennessee Technological University | USA | |
| 572 (4217) | Tarleton State University | USA | |
| 573 (4218) | University of New Orleans | USA | |
| 574 (4234) | Austin Peay State University | USA | |
| 575 (4258) | University of Central Oklahoma | USA | |
| 576 (4295) | Trinity College, Hartford | USA | |
| 577 (4314) | Murray State University | USA | |
| 578 (4401) | Research Institute for Fragrance Materials | USA | |
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