Harvard University Herbaria & Libraries

Brassicaceae
GH: 01575044 Paysonia auriculata (Engelmann & A. Gray) O'Kane & Al-Shehbaz USA: Oklahoma Near Enid, on southwest outskirts H. S. Gentry 20581 1964-4-22
GH: 01575350 Physaria densiflora (A. Gray) O'Kane & Al-Shehbaz USA: Texas Hochheim H. S. Gentry [data not captured] 20542 1964-4-10
GH: 01575566 Physaria fendleri (A. Gray) O'Kane & Al-Shehbaz USA: New Mexico Near Socorro, W of the Rio Grande H. S. Gentry 20587 1964-4-27
GH: 01575908 Physaria gordonii (A. Gray) O'Kane & Al-Shehbaz USA: Arizona 6-8 miles W of Benson, 1 mile N of Rt. 80 al... H. S. Gentry 20591 1964-5-6
GH: 01687876 Physaria ovalifolia (Rydberg) O'Kane & Al-Shehbaz USA: Oklahoma W. of Arnett along Rt. 60. H. S. Gentry 20586 1964-4-24
GH: 01691108 Physaria purpurea (A. Gray) O'Kane & Al-Shehbaz USA: Arizona Ca. 15 miles SW of Wilcox along Rt. 80. H. S. Gentry 20588 1964-4-28
GH: 01691518 Physaria tenella (A. Nelson) O'Kane & Al-Shehbaz USA: Arizona 6-7 miles N of Ajo along Rt. 85. H. S. Gentry 20595 1964-5-9