Appendix 1.
Voucher information for collections used in this study.a
| Taxon (population identifier) | Accession no. | Collection no. | Geographic coordinates | GenBank accession no. (nrDNA) | GenBank accession no. (cpDNA) |
| Cryptantha maritima (Greene) Greene | SDSU 20050 | Simpson 3665 | 32.94626, −116.29714 | KM213400 | KP096536 |
| Cryptantha muricata (Hook. & Arn.) A. Nelson & J. F. Macbr. var. muricata | SDSU 19537 | Simpson 3142 | 34.50633, −119.87112 | KM213423 | KP096534 |
| Cryptantha torreyana (A. Gray) Greene var. torreyana | SDSU 20124 | Ripma 377 | 43.4617, −113.56226 | KM213409 | KP096524 |
| Dasynotus daubenmirei I. M. Johnst. | SDSU 20343 | Kelley 1951 | 46.23503, −115.65855 | KM213413 | KP096521 |
| Eremocarya micrantha (Torr.) Greene | SDSU 18956 | Guilliams 602 | 31.79778, −110.8091 | KM213422 | KP096527 |
| Oreocarya celosioides Eastw. | SDSU 20113 | Ripma 379 | 44.54885, −120.33336 | KM213405 | KP096525 |
| Oreocarya crymophila (I. M. Johnst.) Jeps. & Hoover | SDSU 20116 | Ripma 390 | 38.61707, −119.83705 | KM213411 | KP096532 |
| Oreocarya flavoculata A. Nelson | SDSU 20030 | Ripma 307 | 37.3857, −118.1805 | KM213424 | KP096526 |
| Oreocarya hoffmannii (I. M. Johnst.) Abrams | SDSU 20036 | Ripma 306 | 37.2635, −118.15706 | KM213407 | KP096537 |
| Oreocarya humilis Greene subsp. humilis | SDSU 20029 | Ripma 303 | 37.74431, −119.02917 | KM213404 | KP096530 |
| Oreocarya hypsophila (I. M. Johnst.) Hasenstab & M. G. Simpson | SDSU 20086 | Ripma 374 | 45.66983, −112.81633 | KM213410 | KP096523 |
| Oreocarya nubigena Greene (“Horseshoe Meadows”) | SDSU 20004 | Ripma 312 | 36.4505, −118.163 | KM213408 | KP096528 |
| Oreocarya nubigena Greene (“Mammoth Mtn.”) | SDSU 20055 | Ripma 301 | 37.62715, −119.03075 | KM213402 | KP096540 |
| Oreocarya nubigena Greene (“Mono Craters”) | SDSU 20094 | Ripma 399 | 37.91395, −119.03845 | KM213417 | KP096542 |
| Oreocarya nubigena Greene (“Sierran granite”) | SDSU 20079 | Ripma 363 | 37.41913, −118.7518 | KM213419 | KP096541 |
| Oreocarya nubigena Greene (“Sonora Pass”) | SDSU 20098 | Ripma 395 | 38.2858, −119.64189 | KM213406 | KP096543 |
| Oreocarya schoolcraftii (Tiehm) R. B. Kelley | SDSU 20123 | Ripma 370 | 43.90865, −117.62695 | KM213420 | KP096522 |
| Oreocarya setosissima (A. Gray) Greene | SDSU 20242 | Kelley 1466 | 35.34968, −111.74575 | KM213418 | KP096531 |
| Oreocarya sobolifera (Payson) R. B. Kelley | SDSU 20210 | Kelley 1169 | 48.4816, −113.34305 | KM213415 | KP096535 |
| Oreocarya subretusa (I. M. Johnst.) Abrams (“Mt. Eddy”) | SDSU 20232 | Kelley 928 | 41.31715, −122.48227 | KM213416 | KP096545 |
| Oreocarya subretusa (I. M. Johnst.) Abrams (“type location”) | SDSU 20107 | Ripma 384 | 42.95651, −122.04713 | KM213412 | KP096539 |
| Oreocarya subretusa (I. M. Johnst.) Abrams (“Warner Mts.”) | SDSU 20110 | Ripma 389 | 41.44734, −120.24316 | KM213421 | KP096544 |
| Oreocarya suffruticosa (Torr.) Greene var. abortiva (Greene) J. F. Macbr. | SDSU 20024 | Ripma 308 | 37.49136, −118.18608 | KM213414 | KP096529 |
| Oreocarya virgata (Porter) Greene | SDSU 20117 | Ripma 371 | 40.92065, −106.31195 | KM213401 | KP096538 |
| Pectocarya penicillata (Hook. & Arn.) A. DC. | UC 1965571 | Kelley 1967 | 34.3060, −117.46565 | KM213403 | KP096533 |
a
mtDNA data available from the Dryad Digital Repository (http://doi.org/10.5061/dryad.50536; Ripma et al., 2014).