| Croton dioicus Cav. | F. S. Earle 63 | United States of America. Texas. Ward Co. Barstow. | | 3963777 |  |
| Croton dioicus Cav. | F. S. Earle 624 | United States of America. Texas. Ward Co. Barstow. | | 3963708 |  |
| Croton dioicus Cav. | F. S. Earle 624 | United States of America. Texas. Ward Co. Barstow. | | 3963775 |  |
| Croton dioicus Cav. | J. K. Small 12118 | United States of America. Texas. Ector Co. near Odessa. | | 3963709 |  |
| Croton dioicus Cav. | B. Ertter 4707 | United States of America. Texas. Brewster Co. US 385 ca 21 mi S of Marathon. | | 3963712 |  |
| Croton dioicus Cav. | B. H. Warnock 15275 | United States of America. Texas. Crockett Co. thirty miles north of Juno. | | 3963714 |  |
| Croton dioicus Cav. | J. R. Crutchfield 1166 | United States of America. Texas. Jim Hogg Co. 16 miles S of Hebbronville. | | 3963715 |  |
| Croton dioicus Cav. | W. Hess 9382 | United States of America. Texas. Val Verde Co. Amistad National Park, San Pedro Campgrd., @ 7 mi. N of Del Rio. | | 3963717 |  |
| Croton dioicus Cav. | L. C. Higgins 10276 | United States of America. New Mexico. Chaves Co. Junction of Hwy 82-13, some miles west of Artesia. | | 3963718 |  |
| Croton dioicus Cav. | L. C. Higgins 8665 | United States of America. New Mexico. Roosevelt Co. 1 mile east of the Chaves-Roosevelt County line on hwy 70. | | 3963719 |  |
| Croton dioicus Cav. | R. D. Worthington 12671 | United States of America. Texas. Hudspeth Co. North edge of gypsum dune field 13 mi. E of Dell City. | | 3963721 |  |
| Croton dioicus Cav. | D. S. Correll 27989 | United States of America. Texas. Crockett Co. 25 miles west of Ozono. | | 3963722 |  |
| Croton dioicus Cav. | B. H. Warnock W189 | United States of America. Texas. Brewster Co. on Old Blue, Glass Mts. | | 3963723 |  |
| Croton dioicus Cav. | L. C. Higgins 8270 | United States of America. Texas. Briscoe Co. 9-12 miles north of Turkey on the Breaks of the Little Red River. | | 3963724 |  |
| Croton dioicus Cav. | L. C. Higgins 6216 | United States of America. Texas. Motley Co. Just west of Northfield along hwy 656. | | 3963725 |  |
| Croton dioicus Cav. | R. D. Worthington 19377 | United States of America. Texas. El Paso Co. Hueco Mts., limestone hills located 2.5 mi. E of Nations East Well and 3 mi. W of Hueco Tanks Historical Park. Canyon on NW side. | | 3963726 |  |
| Croton dioicus Cav. | U. T. Waterfall 3708 | United States of America. New Mexico. Eddy Co. Along Quahada Ridge. 12 mi NW of Carlsbad. | | 3963727 |  |
| Croton dioicus Cav. | R. S. Ferris 2446 | United States of America. Texas. Hudspeth Co. Between Nulo + Harris Siding. | | 3963729 |  |
| Croton dioicus Cav. | U. T. Waterfall 4738 | United States of America. Texas. Presidio Co. south end of Van Horn Mts. near Porvenir. | | 3963739 |  |
| Croton dioicus Cav. | U. T. Waterfall 3710 | United States of America. New Mexico. Eddy Co. Along Quahada Ridge. 12 mi NW of Carlsbad. | | 3963740 |  |
| Croton dioicus Cav. | U. T. Waterfall 4984 | United States of America. Texas. Culberson Co. 17 miles northeast of Van Horn. | | 3963743 |  |
| Croton dioicus Cav. | U. T. Waterfall 3806 | United States of America. Texas. Culberson Co. near the intersection of Highways #62 & #54 about 17 miles east of Salt Flats. | | 3963745 |  |
| Croton dioicus Cav. | L. C. Hinckley 1541 | United States of America. Texas. Presidio Co. Mouth of Sanguihelas Creek, 4 1/2 mi. N. of Ruidosa. | | 3963746 |  |
| Croton dioicus Cav. | F. Tweedy s.n. | United States of America. Texas. Tom Green Co. | | 3963748 |  |
| Croton dioicus Cav. | E. U. Clover 1596 | United States of America. Texas. Hidalgo Co. seven miles north west of Edinburg. | | 3963750 |  |
| Croton dioicus Cav. | R. Gutierrez 1553 | United States of America. Texas. El Paso Co. ca. 2.0 mi NE of I-10 along Cattleman's Road. | | 3963753 |  |
| Croton dioicus Cav. | J. Reverchon 875 | United States of America. Texas. Kimble Co. | | 3963757 |  |
| Croton dioicus Cav. | S. W. Stanfield s.n. | United States of America. Texas. Hays Co. San Marcos and vicinity. | | 3963761 |  |
| Croton dioicus Cav. | T. L. Steiger 248 | United States of America. Texas. Brewster Co. along Rio Grande near Sa. Helena Cañon below Terlingua. | | 3963768 |  |
| Croton dioicus Cav. | U. T. Waterfall 7751 | United States of America. New Mexico. Eddy Co. Southeast of White's City. | | 3963770 |  |
| Croton dioicus Cav. | J. K. Small 12118 | United States of America. Texas. Ector Co. dunes near Odessa. | | 3963771 |  |
| Croton dioicus Cav. | T. L. Steiger 497 | United States of America. Texas. Jeff Davis Co. Mt. Livermore Davis Mts. | | 3963778 |  |
| Croton dioicus Cav. | R. McVaugh 7303 | United States of America. Texas. Mitchell Co. Graveyard near McKenzie School, H & TC RR, block 19, 4 miles south of Silver Creek, on Robert Lee road. | | 3963786 |  |
| Croton dioicus Cav. | Collector unknown s.n. | United States of America. Texas. El Paso Co. Near San Elizario. | | 3963787 |  |
| Croton dioicus Cav. | L. C. Hinckley 2790 | United States of America. Texas. Presidio Co. about 2 mi. SW. Casa Piedra. | | 3963795 |  |
| Croton dioicus Cav. | V. L. Cory 51975 | United States of America. Texas. Ward Co. 3 1/2 miles northwest of Monahans. | | 3963796 |  |
| Croton dioicus Cav. | L. C. Higgins 17480 | United States of America. Texas. Culberson Co. Junction of Highways 62-180 and 54 east of the salt flats. | | 3963798 |  |
| Croton dioicus Cav. | B. H. Warnock W198 | United States of America. Texas. Brewster Co. in upper Green Valley, Glass Mts. | | 3963799 |  |
| Croton dioicus Cav. | D. S. Correll 31696 | United States of America. Texas. Ward Co. About water-filled quarries, 5.5 mi. east of Barstow. | | 3963800 |  |
| Croton dioicus Cav. | L. C. Higgins 10315 | United States of America. Texas. Martin Co. 18 miles north of Midland on Hwy 349. | | 3963801 |  |