| Rhododendron occidentale (Torr. & A.Gray) A.Gray | J. B. Walker 1397
28 Apr 1995 | United States of America. California. Del Norte Co. Six Rivers National Forest, E of Smith River, along Rt 305, 8km E of junction with North Fork. | | 42983 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | B. F. Palser s.n.
29 May 1951 | United States of America. California. Mirror Lake, Yosemite Nat'l Park. | | | |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 02541438 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541442 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541444 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541445 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541446 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541447 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541448 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541449 |  |
| Rhododendron occidentale (Torr. & A.Gray) A.Gray | | | | 2541450 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 02541451 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541452 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541453 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541454 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541456 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541457 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541458 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541459 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | R. M. Austin 15
1875 | United States of America. California. Plumas Co. | | 2541462 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | Collector unspecified s.n. | United States of America. California. Yosemite Valley. | | 2541463 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541464 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541465 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541466 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | A. R. Bechtel 18103 with J. I. Bechtel,
08 Aug 1952 | United States of America. California. Fresno Co. In General Grant Grove of Big Trees, King's Canyon National Forest. | | 2541467 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541468 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541469 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541470 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541471 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541472 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541475 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541476 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541477 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541478 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541479 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541480 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541481 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541482 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541483 |  |
| Rhododendron occidentale var. californicum (Torr. & A.Gray ex Durand) Hrusa | | | | 2541484 |  |
