| Hydrangea arborescens L. | | | | 4346660 |  |
| Hydrangea arborescens L. | | | | 4346663 |  |
| Hydrangea arborescens L. | | | | 4346665 |  |
| Hydrangea arborescens L. var. arborescens | | | | 04346666 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 04346667 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346668 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346670 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346672 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346673 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346674 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346675 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346676 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346677 |  |
| Hydrangea arborescens L. | | | | 04346645 |  |
| Hydrangea arborescens L. | | | | 4346648 |  |
| Hydrangea arborescens L. | | | | 4346655 |  |
| Hydrangea arborescens L. | | | | 4346662 |  |
| Hydrangea arborescens L. | | | | 4346664 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346669 |  |
| Hydrangea arborescens L. subsp. arborescens | | | | 4346671 |  |
| Hydrangea arborescens L. var. arborescens | G. M. Merrill 40 | United States of America. Arkansas. Pope Co. Nogo. | | 4269673 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 20143 | United States of America. Arkansas. Perry Co. Bluffs of Fourche River above Nimrod Dam. P.O. Wildwood. | | 4269679 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 19853 | United States of America. Arkansas. Pope Co. Dover. | | 4269680 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 22404 | United States of America. Oklahoma. Delaware Co. Little Kansas. | | 4269681 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 20650 | United States of America. Arkansas. Marion Co. Flippin. | | 4269688 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 9489 | United States of America. Arkansas. Pike Co. Glenwood. bluffs of Caddo river. | | 4269689 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 8492 | United States of America. Arkansas. Saline Co. Benton. Saline river bluffs. | | 4269692 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 20106 | United States of America. Arkansas. Yell Co. Dardanelle. Mount Nebo State Park. North face of Mount Nebo. | | 4269693 |  |
| Hydrangea arborescens L. var. arborescens | R. Kral 58352 | United States of America. Arkansas. Pope Co. Longpool Rec. Area, Ozark N.F. | | 4269726 |  |
| Hydrangea arborescens L. var. arborescens | G. W. Stevens 2749 | United States of America. Oklahoma. Le Flore Co. north side of Rich Mt. Near Page. | | 4269727 |  |
| Hydrangea arborescens L. var. arborescens | E. L. Little Jr. 439 | United States of America. Oklahoma. Cherokee Co. East of Tahlequah. | | 4269753 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 17719 | United States of America. Arkansas. Logan Co. P.O. Magazine Mountain. | | 4269759 |  |
| Hydrangea arborescens L. var. arborescens | D. Demarée 22565 | United States of America. Arkansas. Logan Co. P.O. Magazine Mountain. | | 4269760 |  |
| Hydrangea arborescens L. | J. R. Crutchfield 2257 | United States of America. Oklahoma. Delaware Co. Dripping Springs. 5 miles west of Arkansas state line, on US Hwy. #59. | | 4271550 |  |
| Hydrangea arborescens L. | M. Hopkins 2166 | United States of America. Oklahoma. McCurtain Co. Rich Mt., 2 mi. W. of State Line. | | 4271551 |  |
| Hydrangea arborescens L. | W. H. Welch 1102 | United States of America. Arkansas. Logan Co. Mt. Magazine, Ozark Mts. | | 4271572 |  |
| Hydrangea arborescens L. | | | | 4271528 |  |
| Hydrangea arborescens L. | | | | 4271529 |  |
| Hydrangea arborescens L. | | | | 4271530 |  |
| Hydrangea arborescens L. | | | | 4271531 |  |
| Hydrangea arborescens L. | | | | 4271532 |  |
| Hydrangea arborescens L. | | | | 4271533 |  |
| Hydrangea arborescens L. | | | | 4271534 |  |
| Hydrangea arborescens L. | | | | 4271535 |  |
| Hydrangea arborescens L. | | | | 4271536 |  |
| Hydrangea arborescens L. | | | | 4271537 |  |
| Hydrangea arborescens L. | | | | 4271538 |  |
| Hydrangea arborescens L. | | | | 4271539 |  |
| Hydrangea arborescens L. | | | | 4271540 |  |
| Hydrangea arborescens L. | | | | 4271541 |  |
| Hydrangea arborescens L. | | | | 4271542 |  |
| Hydrangea arborescens L. | | | | 4271543 |  |
| Hydrangea arborescens L. | | | | 4271544 |  |
| Hydrangea arborescens L. | | | | 4271545 |  |
| Hydrangea arborescens L. | | | | 4271546 |  |
| Hydrangea arborescens L. | | | | 4271547 |  |
| Hydrangea arborescens L. | | | | 4271548 |  |
| Hydrangea arborescens L. | | | | 4271549 |  |
| Hydrangea arborescens L. | | | | 4271553 |  |
| Hydrangea arborescens L. | | | | 4271554 |  |