Harvard University Herbaria & Libraries

Asteraceae
GH: 00577628 Centaurea stoebe micranthos (Gugler) Hayek USA: Massachusetts Bourne: Bourne S. F. Blake 8528 1923-8-11
GH: 02203153 Conyza canadensis pusilla (Nuttall) Cronquist USA: Maryland [data not captured] S. F. Blake 8533 1923-8-26
NEBC: 00680268 Hieracium umbellatum Linnaeus USA: Massachusetts Stoughton: Stoughton S. F. Blake 527 1923-8-10
NEBC: 00576026 Onopordum acanthium Linnaeus USA: Massachusetts Hull: Hull S. F. Blake 8518 1923-7-23
Cyperaceae
NEBC: 00714508 Scirpus georgianus R. M. Harper USA: Massachusetts Lexington: Lexington S. F. Blake 8514 1923-7-11
Fabaceae
GH: 02150710 Lespedeza brittonii E. P. Bicknell USA: Virginia Lorton S. F. Blake 8653 1923-10-3
GH: 00065837 Lespedeza procumbens elliptica S. F. Blake USA: Virginia Lorton S. F. Blake 8621 1923-9-16
Ophioglossaceae
NEBC: 00690230 Botrychium virginianum (Linnaeus) Swartz USA: New Hampshire East Andover S. F. Blake 8513 1923-7-10
Polygonaceae
GH: 02360832 Polygonum glaucum Nuttall USA: Maryland [data not captured] S. F. Blake 8549 1923-9-2
Potamogetonaceae
GH: 01695352 Potamogeton perfoliatus Linnaeus USA: Maryland shore of Potomac R., Chapel Point S. F. Blake 8642 1923-9-30
Ranunculaceae
NEBC: 00719926 Thalictrum pubescens Pursh USA: Massachusetts Brockton: Brockton S. F. Blake 8515 1923-7-16