Harvard University Herbaria & Libraries

Anacardiaceae
GH: 01867410 Rhus copallinum latifolia Engler USA: Pennsylvania near "Trappe" Borough. upper Providence Twp. C. D. Fretz 1924-8-15
Brassicaceae
GH: 01181020 Barbarea vulgaris W. T. Aiton USA: Pennsylvania Sellersville C. D. Fretz 1924-6-3
GH: 01546980 Lepidium campestre (Linnaeus) W. T. Aiton USA: Pennsylvania Sellersville C. D. Fretz 1924-6-3
Caprifoliaceae
GH: 02039983 Lonicera dioica Linnaeus USA: Pennsylvania Cat Hill, near Sellersville C. D. Fretz 1924-5-26
Caryophyllaceae
GH: 01622040 Stellaria graminea Linnaeus USA: Pennsylvania Sellersville Cemetery, Sellersville C. D. Fretz 1924-6-9
Fabaceae
GH: 02086057 Lespedeza virginica (Linnaeus) Britton USA: Pennsylvania near Sellersville C. D. Fretz 1924-9-6
Oxalidaceae
GH: 01856294 Oxalis violacea Linnaeus USA: Pennsylvania Cat Hill, near Sellersville C. D. Fretz 1924-5-26
Papaveraceae
GH: 01856733 Chelidonium majus Linnaeus USA: Pennsylvania Cat Hill, near Sellersville C. D. Fretz 1924-5-26
Ranunculaceae
GH: 01662991 Ranunculus bulbosus Linnaeus USA: Pennsylvania "Cat Hill," Sellersville C. D. Fretz 1924-5-18
Rosaceae
GH: 01862089 Malus prunifolia (Willdenow) Borkhausen USA: Pennsylvania near Sellersville C. D. Fretz 1924-5-14
Violaceae
GH: 02209371 Viola pubescens Aiton USA: Pennsylvania Sellersville C. D. Fretz 1924-5-23
GH: 02211493 Viola sororia missouriensis (Greene) L. E. McKinney USA: Pennsylvania 1 mile east of Finland. MIlford Twp. C. D. Fretz 1924-5-14