Harvard University Herbaria & Libraries

Asclepiadaceae
GH: 01083063 Cynanchum laeve (Michaux) Persoon USA: Oklahoma on Oklahoma side of Rich Mt. near the state ... M. Hopkins & M. Van Valkenburgh 4238 1939-5-20
Commelinaceae
GH: 02113856 Tradescantia ohiensis Rafinesque USA: Oklahoma Near Talequah M. Hopkins & M. Van Valkenburgh 3875 1939-4-28
Fabaceae
GH: 01881214 Baptisia sphaerocarpa Nuttall USA: Oklahoma near Albion M. Hopkins & M. Van Valkenburgh 4340 1939-5-20
GH: 02131875 Pediomelum cuspidatum (Pursh) Rydberg USA: Oklahoma Honey Creek, Arbuckle Mts. near Davis M. Hopkins & M. Van Valkenburgh 3963 1939-5-3
Lamiaceae
GH: 01555410 Blephilia subnuda Simmers & Kral USA: Oklahoma Little Creek, Eagletown M. Hopkins & M. Van Valkenburgh 4170 1939-5-19
GH: 01555411 Blephilia subnuda Simmers & Kral USA: Oklahoma Little Creek, Eagletown M. Hopkins & M. Van Valkenburgh 4170 1939-5-19
GH: 01599499 Monarda russeliana (Nuttall) Sims USA: Oklahoma 10 mi. e. of Atoka M. Hopkins & M. Van Valkenburgh 4146 1939-5-19
Onagraceae
GH: 01624561 Calylophus drummondianus berlandieri (Spach) Towner & P. H. Raven USA: Oklahoma 5 miles west of Guthrie, on highway #33 M. Hopkins & M. Van Valkenburgh 5 1939-5-15
Plantaginaceae
GH: 02119110 Penstemon digitalis Nuttall ex Sims USA: Oklahoma meadow near Albion M. Hopkins & M. Van Valkenburgh 4339 1939-5-20
Polygonaceae
GH: 02005279 Rumex hastatulus Baldw. USA: Oklahoma near Albion M. Hopkins & M. Van Valkenburgh 4333 1939-5-20
Ranunculaceae
GH: 01658612 Delphinium carolinianum Walter USA: Oklahoma near Stapp M. Hopkins & M. Van Valkenburgh 4286 1939-5-20