ID#  |  Locality | Collector | Date | | MO 54506 | : Nihoa Island; Ridge 4-5; near edge, 300 yds. from shore | C.M. Cooke Jr., D. Thaanum | 12 Jun 1923 |
| MO 54511 | : Nihoa Island; Valley 6; at head | D. Thaanum | 12 Jun 1923 |
| MO 54520 | : Nihoa Island; W. ridge; hillside | Cmc Jr., D. Thaanum | 13 Jun 1923 |
| MO 54525 | : Nihoa Island; W. ridge; hillside | Cmc Jr., D. Thaanum | 13 Jun 1923 |
| MO 54532 | : Nihoa Island; flat N. of highest peak | Cmc Jr., D. Thaanum | 13 Jun 1923 |
| MO 54533 | : Nihoa Island; flat N. of highest peak | Cmc Jr., D. Thaanum | 13 Jun 1923 |
| MO 57154 | : Nihoa Island; Val. 2; W hillside, 1/3 mi. from shore | C.M. Cooke, Jr. & D. Thaanum | 11 Jun 1923 |
| MO 57164 | : Nihoa Island; Val. 2; W hillside, 1/3 mi. from shore | C.M. Cooke, Jr. & D. Thaanum | 11 Jun 1923 |
| MO 57174 | : Nihoa Island; Val. 2; W hillside, 1/3 mi. from shore | C.M. Cooke, Jr. & D. Thaanum | 11 Jun 1923 |
| MO 57178 | : Nihoa Island; Val. 3; E hillside, 1/3 mi. from shore | C.M. Cooke, Jr. & D. Thaanum | 11 Jun 1923 |
| MO 57179 | : Nihoa Island; Val. 3; E hillside, 1/3 mi. from shore | C.M. Cooke, Jr. & D. Thaanum | 11 Jun 1923 |
| MO 57182 | : Nihoa Island; Val. 4; W hillside, 200-300 yds from shore | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57183 | : Nihoa Island; Val. 4; W hillside, 200-300 yds from shore | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57187 | : Nihoa Island; Ridge 4-5 | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57188 | : Nihoa Island; Ridge 4-5 | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57189 | : Nihoa Island; Ridge 4-5 | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57190 | : Nihoa Island; Ridge 4-5 | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57191 | : Nihoa Island; Ridge 4-5 | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57194 | : Nihoa Island; Val. 5; below Bot. 10, E hillside, 300 yds from shore | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57195 | : Nihoa Island; Val. 5; below Bot. 10, E hillside, 300 yds from shore | C.M. Cooke, Jr. & D. Thaanum | 12 Jun 1923 |
| MO 57197 | : Nihoa Island; Val. 5; head; hillside | D. Thaanum | 12 Jun 1923 |
| MO 57198 | : Nihoa Island; Val. 5; head; hillside | D. Thaanum | 12 Jun 1923 |
| MO 57199 | : Nihoa Island; Val. 5; head; hillside | D. Thaanum | 12 Jun 1923 |
| MO 57220 | : Nihoa Island; Val. 6; at head | D. Thaanum | 12 Jun 1923 |
| MO 57221 | : Nihoa Island; Val. 6; at head | D. Thaanum | 12 Jun 1923 |
| MO 57226 | : Nihoa Island; Val. 3; W ridge, hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57227 | : Nihoa Island; Val. 3; W ridge, hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57228 | : Nihoa Island; Val. 3; W ridge, hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57229 | : Nihoa Island; Val. 3; W ridge, hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57230 | : Nihoa Island; Val. 3; W ridge, hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57231 | : Nihoa Island; Val. 3; W ridge, hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57232 | : Nihoa Island; Val. 3; W ridge, hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57248 | : Nihoa Island; ridge between 2 & 3, on hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57249 | : Nihoa Island; ridge between 2 & 3, on hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57250 | : Nihoa Island; ridge between 2 & 3, on hillside | D. Thaanum & C.M.C. Jr. | 13 Jun 1923 |
| MO 57251 | : Nihoa Island; ridge between 2 & 3, on hillside | C.M. Cooke, Jr. & D. Thaanum | 13 Jun 1923 |
| MO 57254 | : Nihoa Island; ridge between 2 & 3, on hillside | C.M. Cooke, Jr. & D. Thaanum | 13 Jun 1923 |
| MO 57256 | : Nihoa Island; ridge between 2 & 3, on hillside | C.M. Cooke, Jr. & D. Thaanum | 13 Jun 1923 |
| MO 57278 | : Nihoa Island; flat N. of highest peak | C.M. Cooke, Jr. & D. Thaanum | 13 Jun 1923 |
| MO 57279 | : Nihoa Island; flat N. of highest peak | C.M. Cooke, Jr. & D. Thaanum | 13 Jun 1923 |
| MO 57280 | : Nihoa Island; flat N. of highest peak | C.M. Cooke, Jr. & D. Thaanum | 13 Jun 1923 |
| MO 57281 | : Nihoa Island; flat N. of highest peak | C.M. Cooke, Jr. & D. Thaanum | 13 Jun 1923 |
| MO 57297 | : Nihoa Island; Val. 2, top of W. ridge, at Wilder's rock | C.M. Cooke, Jr. & D. Thaanum | 14 Jun 1923 |
| MO 57298 | : Nihoa Island; Val. 2, top of W. ridge, at Wilder's rock | C.M. Cooke, Jr. & D. Thaanum | 14 Jun 1923 |
| MO 57299 | : Nihoa Island; Val. 2, top of W. ridge, at Wilder's rock | C.M. Cooke, Jr. & D. Thaanum | 14 Jun 1923 |
| MO 57300 | : Nihoa Island; Val. 2, top of W. ridge, at Wilder's rock | C.M. Cooke, Jr. & D. Thaanum | 14 Jun 1923 |
| MO 57301 | : Nihoa Island; Val. 2, top of W. ridge, at Wilder's rock | C.M. Cooke, Jr. & D. Thaanum | 14 Jun 1923 |
| MO 57302 | : Nihoa Island; Val. 2, top of W. ridge, at Wilder's rock | C.M. Cooke, Jr. & D. Thaanum | 14 Jun 1923 |
| MO 57303 | : Nihoa Island; Val. 2, top of W. ridge, at Wilder's rock | C.M. Cooke, Jr. & D. Thaanum | 14 Jun 1923 |
| MO 57312 | : Nihoa Island; Val., N. slope & branch, near top of W. ridge | D. Thaanum | 14 Jun 1923 |
