| 0 | PI 144842 | No. 39.2139 | Hoffmannseggia viscosa (Ruiz & Pav.) Hook. & Arn. | Piura, Peru | | | Historic | 1942 | COLLECTED | | | | 30 | | | | 1877629 | PI 144842 |
| 1 | W6 45533 | CA930A-216 | Hoffmannseggia glauca (Ortega) Eifert | California, United States | W6 |  | | 2013 | | | | | | | Wild material | | 1906736 | W6 45533 |
| 2 | DLEG 930105 | DLEG 930105 | Hoffmannseggia glauca (Ortega) Eifert | Chubut, Argentina | | | Historic | 1993 | COLLECTED | 1992 | Formicuto. | | | Saline soils. | Wild material | Received from Leopoldo Montes - INTA, Santa Cruz, Argentina. RGA# 291. | 1527633 | DLEG 930105 |
| 3 | DLEG 910250 | DLEG 910250 | Hoffmannseggia sp. | Baja California Sur, Mexico | | | Historic | 1991 | COLLECTED | 07/02/1991 | Arroyo Inferno, W of Santa Rosalia. | | | Sonoran Desertscrub. | Wild material | Received from Dave Palzkill. | 1528260 | DLEG 910250 |
| 4 | DLEG 910266 | DLEG 910266 | Hoffmannseggia microphylla Torr. | Arizona, United States | |  | Historic | 1991 | COLLECTED | 06/01/1991 | Yuma Co., Frontage Rd., S of I-8, ca. 2.6 mi. E of Foothills Blvd., Yuma. | | | Lower Colorado River Subdivision Sonoran Desertscrub. Rocky soil with sparse vegetation. | Wild material | Perennial, manny-stemmed plant to 1 m tall. | 1526607 | DLEG 910266 |
| 5 | DLEG 910267 | DLEG 910267 | Hoffmannseggia microphylla Torr. | Arizona, United States | | | Historic | 1991 | COLLECTED | 06/01/1991 | Yuma Co., Frontage Rd., S of I-8, ca. 2.7 mi. E of Foothills Blvd., Yuma. | | | Lower Colorado River Subdivision Sonoran Desertscrub. Rocky soil with sparse vegetation. | Wild material | Perennial, manny-stemmed plant to 1 m tall. | 1527296 | DLEG 910267 |
| 6 | DLEG 910268 | DLEG 910268 | Hoffmannseggia microphylla Torr. | Arizona, United States | |  | Historic | 1991 | COLLECTED | 06/01/1991 | Yuma Co., Cactus City rest area, just beyond milepost R72. | | | | Wild material | Perennial, manny-stemmed plant to 1 m tall. | 1528261 | DLEG 910268 |
| 7 | DLEG 910493 | DLEG 910493 | Hoffmannseggia microphylla Torr. | Arizona, United States | | | Historic | 1991 | COLLECTED | 09/17/1991 | Yuma Co., Telegraph Pass, "antennae road". | | | Lower Colorado River Subdivision Sonoran Desertscrub. | Wild material | Perennial, manny-stemmed plant to 1 m tall. Received from Della and Glenn Branham. | 1526440 | DLEG 910493 |
| 8 | DLEG 900301 | DLEG 900301 | Hoffmannseggia drepanocarpa A. Gray | Colorado, United States | | | Historic | 1990 | COLLECTED | 1985 | Pueblo Co. | | | | Wild material | Perennial herbs to 50 cm tall. Flowers yellow. Received from Jim Borland. | 1528007 | DLEG 900301 |
| 9 | DLEG 900518 | DLEG 900518 | Hoffmannseggia glauca (Ortega) Eifert | New Mexico, United States | | | Historic | 1990 | COLLECTED | 07/14/1990 | Frontage road along N side of I-10, 33.1 mi. E of Lordsburg. | | | Sandy soil. Growing with Isomeris tenuisecta, Prosopis glandulosa var. torreyana. | Wild material | Erect, suffrutescent perennials to 25 cm tall, with a strong taproot; flowers yellow. M. Johnson 90-173. | 1528008 | DLEG 900518 |
| 10 | DLEG 900520 | DLEG 900520 | Hoffmannseggia glauca (Ortega) Eifert | Texas, United States | | | Historic | 1990 | COLLECTED | 07/13/1990 | Presidio Co., U.S. Hwy 90, ca. 15 mi. W of Marfa and ca. 69 mi. E of Van Horn. | | | Growing along highway shoulder. | Wild material | Erect, suffrutescent perennials to 25 cm tall, with a strong taproot; flowers yellow. M. Johnson 90-160A. | 1527632 | DLEG 900520 |
| 11 | DLEG 890325 | DLEG 890325 | Hoffmannseggia glauca (Ortega) Eifert | Arizona, United States | | | Historic | 1989 | COLLECTED | 09/02/1989 | Cochise Co., Below mouth of Cave Creek Canyon, Chiricahua Mts. Elevation ca. 5200 ft. | | | | Wild material | The plant is considered a good soil binder. | 1527580 | DLEG 890325 |
| 12 | DLEG 890333 | DLEG 890333 | Hoffmannseggia microphylla Torr. | | | | Historic | 1989 | | | | | | | | Received without data from Mildred E. Mathias Botanical Garden, Los Angeles, CA. | 1526506 | DLEG 890333 |