Harvard University Herbaria & Libraries

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Asteraceae
GH: 01924620 Ageratina aromatica (Linnaeus) Spach USA: Arkansas Ouchita Mountains, Ouachita National Forest:... A. McWilliam 596 1955-9-27
GH: 02215201 Boltonia diffusa Elliott USA: Arkansas [data not captured] A. McWilliam 582 1955-9-24
GH: 02215349 Bradburia pilosa (Nuttall) Semple USA: Arkansas [data not captured] A. McWilliam 545 1955-9-3
GH: 02172751 Cirsium altissimum (Linnaeus) Sprengel USA: Arkansas [data not captured] A. McWilliam 597.5 1955-9-27
GH: 02188454 Conoclinium coelestinum (Linnaeus) de Candolle USA: Arkansas Ouachita Mountains: Lower Big Fork: banks ne... A. McWilliam 603 1955-10-1
GH: 02190180 Eupatorium rotundifolium Linnaeus USA: Arkansas Ouachita Mountain Region: about 1 1/2 mi. SS... A. McWilliam 628 1955-10-9
GH: 01831865 Hieracium gronovii Linnaeus USA: Arkansas [data not captured] A. McWilliam 617 1955
GH: 02584681 Pityopsis graminifolia latifolia (Fernald) Semple & Bowers USA: Arkansas [data not captured] A. McWilliam 635 1955-10-7
GH: 00435536 Pseudognaphalium obtusifolium (Linnaeus) Hilliard & B. L. Burtt USA: Arkansas Ouachita Mountains: Lower Big Fork; near Opa... A. McWilliam 583 1955-9-24
Caesalpiniaceae
GH: 01852484 Chamaecrista nictitans (Linnaeus) Moench USA: Arkansas Ouachita Mountains: Ouachita National Forest... A. McWilliam 1955-9-24
Ericaceae
GH: 01719458 Monotropa uniflora Linnaeus USA: Arkansas Ouachita Mountains: Ouachita National Forest... A. McWilliam 626 1955-10-10
Fabaceae
GH: 02087336 Lespedeza procumbens Michaux USA: Arkansas Ouachita Mountains: Dallas Valley, 2 to 6 mi... A. McWilliam 600 1955-10-1
GH: 02135198 Robinia viscosa Ventenat USA: Arkansas [data not captured] A. McWilliam 1954-5-13
Gentianaceae
GH: 02167063 Gentiana rubricaulis Schweinitz USA: Arkansas Ouachita Mountain Region: woods about 1 1/2 ... A. McWilliam 640 1955-10-28
Lamiaceae
GH: 02236637 Monarda punctata Linnaeus USA: Arkansas [data not captured] A. McWilliam 549 1955-9-3
GH: 02236638 Monarda punctata Linnaeus USA: Arkansas [data not captured] A. McWilliam 639 1955-10-16
GH: 02236639 Monarda punctata Linnaeus USA: Arkansas [data not captured] A. McWilliam 625 1955-10-10
Orchidaceae
AMES: 02032041 Spiranthes cernua (Linnaeus) Richard USA: Arkansas Ouachita Mountain Region: about 1 1/2 mi. SS... A. McWilliam 619 1955
Orobanchaceae
GH: 02035654 Agalinis fasciculata (Elliot) Rafinesque USA: Arkansas Ouachita Mountain Region: about 1 1/2 miles ... A. McWilliam 559 1955-9-25
GH: 02035824 Agalinis gattingeri (Small) Small USA: Arkansas Quachita Mountain: Quachita National Forest:... A. McWilliam 585 1955-9-24
Polygonaceae
GH: 02362382 Persicaria pensylvanica (Linnaeus) M. Gomez USA: Arkansas [data not captured] A. McWilliam 611 1955-10-1
GH: 02362665 Persicaria punctata (Elliott) Small USA: Arkansas [data not captured] A. McWilliam 610 1955-10-1
GH: 02361442 Polygonum americanum (Fischer & C. A. Meyer) T. M. Schuster & Reveal USA: Arkansas [data not captured] A. McWilliam 594 1955-9-27
Urticaceae
GH: 02170035 Boehmeria cylindrica (Linnaeus) Swartz USA: Arkansas [data not captured] A. McWilliam 607 1955-10-1
GH: 02170831 Pilea pumila (Linnaeus) A. Gray USA: Arkansas [data not captured] A. McWilliam 608 1955-10-1