| 0 | PI 558401 | SHGRF 4091B | Solanum stenophyllidium Bitter | Michoacán de Ocampo, Mexico | NR6 | | | 1989 | COLLECTED | 09/01/1988 | Along microwave tower road off dirt road beginning about 5 km NE of Capacuaro, about 6.5 km from beginning of this microwave tower road. | 19.58333333, -102.03333333 | 3000 | Pine-oak woods, in recently burned-over area. | Wild material | Pine-oak woods, in recently burned-over area. Plants not yet in fruit; flowers rotate-stellate and coloredlight blue and white mottled. | 1453373 | PI 558401 |
| 1 | PI 558460 | SHGRF 4104 | Solanum stenophyllidium Bitter | Jalisco, Mexico | NR6 | | | 1989 | COLLECTED | 09/04/1988 | Road from N side of Guadalajara, past side road to San Francisco Tesistan to San Cristobal de la Barranca, on W side of road, 20.5 km (by posted km signs), N of Guadalajara, about 0.5 km S of Mirador. | 21.00000000, -103.41666667 | 1400 | Quercus resinosa savanna, rocky soil, recently burned area. | Wild material | Quercus resinosa savanna, rocky soil, recently burned area. Flowers stellate and white, plants 0.1 dm talll, wide variation of leaf shapes in this population. | 1453432 | PI 558460 |
| 2 | PI 545812 | TRHRG 208 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1986 | COLLECTED | 09/25/1984 | From Rincon de Romos on hwy 45, 30 km along the track towards El Chiquihuitillo. Rancho Tierra Colorada. | 22.31666667, -102.45000000 | 2420 | Hilly, dry rangeland. In a valley with scattered small oaks, Mimosa shrubs and Opuntia. | Wild material | | 1440748 | PI 545812 |
| 3 | PI 545813 | TRHRG 213 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1986 | COLLECTED | 09/26/1984 | Hwy 70 about 33 km from Aguascalientes, 8.2 km along the track past Milpillas de Arriba towards Potrero. | 21.95000000, -102.58333333 | 2320 | E facing slope with Mimosa, Opuntia and Quercus. In dark brown soil. | Wild material | Daughter tubers to 2 cm. | 1440749 | PI 545813 |
| 4 | PI 545814 | TRHRG 214 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1986 | COLLECTED | 09/26/1984 | Hwy 70 about 33 km from Aguascalientes, 8.2 km along the track past Milpillas de Arriba towards Potrero. | 21.95000000, -102.58333333 | 2320 | E facing slope with Mimosa, Opuntis, and Quercus. In dark brown soil. | Wild material | Tubers to 2.5cm, flat. | 1440750 | PI 545814 |
| 5 | PI 545815 | TRHRG 215 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1986 | COLLECTED | 09/26/1984 | Hwy 70, about 33 km from Aguascalientes, 8.2 km along the track past Milpillas de Arriba towards Potrero. | 21.95000000, -102.58333333 | 2310 | E facing slope with Mimosa, Opuntia and Quercus. In dark brown soil. | Wild material | Small plant with trifoliate leaves; daughter tuber round, about 1cm. | 1440751 | PI 545815 |
| 6 | PI 545816 | TRHRG 219 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1986 | COLLECTED | 09/26/1984 | Hwy 70, about 33 km from Aguascalientes, 10.2 km along the track past Milpillas de Arriba towards Potrero los Lopez. | 21.95000000, -102.60000000 | 2460 | On an altiplano, in rich, dark earth and leaf mould, under Quercus. | Wild material | Tuber about 15mm diameter, round. | 1440752 | PI 545816 |
| 7 | PI 545817 | TRHRG 223 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1986 | COLLECTED | 09/26/1984 | Hwy 70, at km 49 just before Calvillo, then N thru San Isidro and 12 km N of La Labor, beyond Temascal towards La Congoja. | 22.05000000, -102.73333333 | 2300 | On E facing slope under Quercus, by rocks and cactus. Soil black. | Wild material | Round daughter tuber about 17mm diameter. | 1440753 | PI 545817 |
| 8 | PI 545820 | TRHRG 234A | Solanum stenophyllidium Bitter | Zacatecas, Mexico | NR6 | | | 1986 | COLLECTED | 09/28/1984 | Hwy 54, 10 km SW of Jalpa, 26.3 km along the track towards Tlaltenango. | 21.65000000, -103.13333333 | 2400 | Oak woodland. Among rocks under the shade of a Quercus in dark soil. | Wild material | Short pubescence and small brachistotrichum-like hairs; calyx lobes 4mm with 2mm acuminate; corolla lobes to 19mm, white with some mauve on back; anther 7mm, style 13mm; no fruit; tubers globose, flattened, 2.5cm diameter. | 1440756 | PI 545820 |
| 9 | PI 545821 | TRHRG 234B | Solanum stenophyllidium Bitter | Zacatecas, Mexico | NR6 | | | 1986 | COLLECTED | 09/28/1984 | Hwy 54, 10 km SW of Jalpa, 26.3 km along the track toward Tlaltenango. | 21.65000000, -103.13333333 | 2400 | Oak woodland. Among rocks below an older road. In dark soil. | Wild material | Short pubescense and small brachistotrichum-like hairs; calyx lobes 4mm with 2mm acuminate; corolla lobes to 19mm, white with some mauve on back; anther 7mm, style 13mm; no fruit; tubers globose, flattened, to 2.5cm diameter. | 1440757 | PI 545821 |
| 10 | PI 545825 | TRHRG 225 | Solanum stenophyllidium Bitter | Zacatecas, Mexico | NR6 | | | 1986 | COLLECTED | 09/27/1984 | Hwy 70, 12 km NW of Jalpa, 18 km along the track SE towards Tlachichila. | 21.58333333, -102.85000000 | 2460 | In a Quercus woodland. In open ground between rocks. | Wild material | Plant about 10cm; leaf 3.5cm long, terminal leaflet 2.5 x 1.0cm, 1 pair decurrent laterals; tuber 1cm diameter. Most similar to S. brachistotrichum types. | 1440761 | PI 545825 |
| 11 | PI 545827 | TRHRG 270A | Solanum stenophyllidium Bitter | Nayarit, Mexico | NR6 | | | 1986 | COLLECTED | 10/09/1984 | Near Sta. Anita, about 1.5 km NE of Sta. Teresa. | 22.50000000, -104.76666667 | 2180 | In red soil. Rare weed mixed with many composites in corn field meseta. | Wild material | Several plants with cream, stellate flowers, none setting fruit. Stolons thick, to 50cm long. Tubers to 3cm, round, flat, white skin. | 1440763 | PI 545827 |
| 12 | PI 545828 | TRHRG 270B | Solanum stenophyllidium Bitter | Nayarit, Mexico | NR6 | | | 1986 | COLLECTED | 10/09/1984 | Near Sta. Anita, about 1.5 km NE of Sta. Teresa. | 22.50000000, -104.76666667 | 2180 | In red soil. Rare weed mixed with many composites in corn field meseta. | Wild material | Several plants with cream, stellate flowers, none setting fruit. Stolons thick, to 50cm long. Tubers to 3cm, round, flat, white skin. | 1440764 | PI 545828 |
| 13 | PI 545832 | TRHRG 207 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1986 | COLLECTED | 09/25/1984 | From Rincon de Romos on Hwy 45, 30 km along the track towards El Chiquihuitillo. Rancho Tierra Colorada. | 22.31666667, -102.45000000 | 2420 | Hilly, dry rangeland. In a valley with scattered small Quercus, Mimosa shrubs and Opuntia. Dark soil and leaf mould. | Wild material | Plants to 50cm. Several flowered but none set fruit. | 1440768 | PI 545832 |
| 14 | PI 497993 | TRHRG 13 | Solanum stenophyllidium Bitter | Chihuahua, Mexico | NR6 | | | 1984 | COLLECTED | 09/22/1982 | La Aurora at 41 km, along road to San Juanito from the La Junta to Yepachic Hwy. | 27.45000000, -105.83333333 | 2100 | On the stone-sliff side along the river, shaded by pine woods. | Wild material | Collected by A. Rivera-Pena and R.W. Ross. | 1392929 | PI 497993 |
| 15 | PI 498216 | OCH 14195 | Solanum stenophyllidium Bitter | Chihuahua, Mexico | NR6 | | | 1984 | COLLECTED | 09/1980 | Canyon de Majalca | 29.13333333, -106.08333333 | 1775 | | Wild material | | 1393152 | PI 498216 |
| 16 | PI 498217 | OCH 14206 | Solanum stenophyllidium Bitter | Chihuahua, Mexico | NR6 | | | 1984 | COLLECTED | 09/1980 | Route Chihuahua-Ciudad Juarez | 29.05000000, -106.08277778 | 1550 | | Wild material | | 1393153 | PI 498217 |
| 17 | PI 320265 | HAW 1234 | Solanum stenophyllidium Bitter | Chihuahua, Mexico | NR6 | | | 1965 | COLLECTED | 08/14/1958 | Majalca, 40 miles NW of Chihuahua, near the village. | 29.13333333, -106.08333333 | 2150 | Dry rocky hillsides, partial shade of Juniperus monosperma and Pinus cembroides. | Wild material | | 1238105 | PI 320265 |
| 18 | PI 279244 | HAW 1287 | Solanum stenophyllidium Bitter | | NR6 | | | 1962 | | | | | | | Wild material | Damp slope by the roadside, in sun and partial shade. | 1208264 | PI 279244 |
| 19 | PI 255527 | GRA 346 X 348 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1959 | COLLECTED | 11/30/1956 | Collected between Aguascalientes and Calvillo. | 21.86666667, -102.50000000 | | | Wild material | | 1195875 | PI 255527 |
| 20 | PI 255528 | GRA 347 X 345 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1959 | COLLECTED | 11/30/1956 | Collected between Aguascalientes and Calvillo. | 21.86666667, -102.50000000 | | | Wild material | | 1195876 | PI 255528 |
| 21 | PI 255529 | GRA 347 X 348 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1959 | COLLECTED | 11/30/1956 | Collected between Aguascalientes and Calvillo. | 21.86666667, -102.50000000 | | | Wild material | | 1195877 | PI 255529 |
| 22 | PI 255530 | GRA 348 X 345 | Solanum stenophyllidium Bitter | Aguascalientes, Mexico | NR6 | | | 1959 | COLLECTED | 11/30/1956 | Collected between Aguascalientes and Calvillo. | 21.86666667, -102.50000000 | | | Wild material | | 1195878 | PI 255530 |
| 23 | PI 251720 | HAW 1471 | Solanum stenophyllidium Bitter | Zacatecas, Mexico | NR6 | | | 1958 | COLLECTED | 09/10/1958 | 20 miles from Fresnillo on the road to Durango, Valuarte. At the base of a small hill, 0.5 km W of the main road, near the resevoir. | 23.16666667, -102.88333333 | 2150 | Under Opuntias and Prosopis. | Wild material | | 1194463 | PI 251720 |
| 24 | PI 249927 | COR 20303 | Solanum stenophyllidium Bitter | Mexico | NR6 | | | 1958 | COLLECTED | 07/28/1958 | In canyon East of Majalca, on North facing oak forsted slope. | | | | Wild material | | 1192892 | PI 249927 |