Harvard University Herbaria & Libraries

Apocynaceae
GH: 02179528 Apocynum androsaemifolium Linnaeus USA: Pennsylvania Reading and vicinity. Old stone quarry, McKn... H. Wilkens 4776 1936-6-26
Aristolochiaceae
GH: 01682187 Asarum canadense Linnaeus USA: Pennsylvania [data not captured] H. Wilkens 4570 1936-5-20
Asteraceae
GH: 02142151 Chondrilla juncea Linnaeus USA: Pennsylvania [data not captured] H. Wilkens 4990 1936-9-3
GH: 01831983 Hieracium gronovii Linnaeus USA: New Jersey [data not captured] H. Wilkens 4887-b 1936-8-1
Brassicaceae
GH: 00992225 Alliaria petiolata (M. Bieberstein) Cavara & Grande USA: Pennsylvania [data not captured] H. Wilkens 4519 1936-5-9
GH: 01549817 Lepidium virginicum Linnaeus USA: Pennsylvania Reading and vicinity. along South 9th St. H. Wilkens 4667 1936-6-5
Celastraceae
GH: 01854869 Euonymus atropurpureus Jacquin USA: Pennsylvania along Schuylkill River at Pennsylvania R.R. ... H. Wilkens 4722 1936-6-15
Cyperaceae
GH: 02394170 Carex laevivaginata (Kükenthal) Mackenzie USA: Pennsylvania [data not captured] H. Wilkens 4633 1936-5-30
Fabaceae
GH: 02087416 Lespedeza procumbens Michaux USA: Pennsylvania along Olney Turnpike, 1 mile East of Jackson... H. Wilkens 5027 1936-9-21
GH: 02087415 Lespedeza procumbens Michaux USA: Pennsylvania 1 1/2 miles SE of Pricetown H. Wilkens 5022 1936-9-13
Geraniaceae
GH: 01866264 Geranium robertianum Linnaeus USA: Pennsylvania 1/2 mile south of Fritztown H. Wilkens 4765 1936-6-23
Juncaceae
GH: 02400279 Juncus marginatus odoratus Torrey USA: New Jersey [data not captured] H. Wilkens 4885 1936-8-1
Lamiaceae
GH: 01597025 Prunella vulgaris Linnaeus USA: Pennsylvania 1 1/2 miles southeast of Fleetwood H. Wilkens 4842 1936-7-5
GH: 01700555 Trichostema brachiatum Linnaeus USA: Pennsylvania 1 mile s.e. of Mt. Pleasant. (Obold P.O.) H. Wilkens 4996 1936-9-4
Linaceae
GH: 02054279 Linum virginianum Linnaeus USA: Pennsylvania 1 1/2 miles southwest of Boyertown H. Wilkens 4875 1936-7-25
Lobeliaceae
GH: 01798536 Lobelia nuttallii Roemer & Schultes USA: New Jersey Cape May: north of Cape May City H. Wilkens 4887 1936-8-1
Plantaginaceae
GH: 01805315 Veronica anagallis-aquatica Linnaeus USA: Pennsylvania [data not captured] H. Wilkens 4661 1936-6-2
Poaceae
GH: 01814657 Schizachyrium scoparium (Michaux) Nash USA: Pennsylvania [data not captured] H. Wilkens 5004 1936-9-7
Urticaceae
GH: 02170619 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Pennsylvania [data not captured] H. Wilkens 4727 1936-6-16