@article {8250,
	title = {A revision of the north American genus Amorpha (Leguminosae-Psoraleae)},
	journal = {Rhodora},
	volume = {77},
	year = {1975},
	month = {1975///},
	pages = {337 - 409},
	author = {R.L. Wilbur}
}
@article {8251,
	title = {Helianthus laetiflorus and Helianthus rigidus _ hybrids or species},
	journal = {Rhodora},
	volume = {65},
	year = {1963},
	month = {1963///},
	pages = {121 - 133},
	author = {S. Clevenger and C.B. Heiser}
}
@article {8252,
	title = {Alyssum (Cruciferae) introduced in North America},
	journal = {Rhodora},
	volume = {70},
	year = {1968},
	month = {1968///},
	pages = {298 - 300},
	author = {T.R. Dudley}
}
@article {8240,
	title = {On the perianth and seed characters of Chenopodium hybridum and C. gigantospermum},
	journal = {Rhodora},
	volume = {66},
	year = {1964},
	month = {1964///},
	pages = {168 - 171},
	author = {A.I. Baranov}
}
@article {8241,
	title = {The spread of Catalpa ovata G..Don in western Massachusetts and its biogeographic implications},
	journal = {Rhodora},
	volume = {90},
	year = {1988},
	month = {1988///},
	pages = {461 - 464},
	author = {C.J. Burk and N.D. McMaster}
}
@article {8242,
	title = {The taxonomy of the genus Euthamia},
	journal = {Rhodora},
	volume = {83},
	year = {1981},
	month = {1981///},
	pages = {551 - 579},
	author = {D.J. Sieren}
}
@article {8243,
	title = {The genus Echinochloa in North America},
	journal = {Rhodora},
	volume = {23},
	year = {1921},
	month = {1921///},
	pages = {49 - 65},
	author = {K.M. Wiegand}
}
@article {8244,
	title = {A new Massachusetts record for Ornithopus sativus (Fabaceae)},
	journal = {Rhodora},
	volume = {103},
	year = {2001},
	month = {2001///},
	pages = {321 - 322},
	author = {L.A. Standley}
}
@article {8245,
	title = {Conspectus and notes on the genus Amaranthus in Canada},
	journal = {Rhodora},
	volume = {105},
	year = {2003},
	month = {2003///},
	pages = {260 - 281},
	author = {M. Costea and F.J. Tardif}
}
@article {8246,
	title = {Lectotypification of the names of two color forms of Impatiens capensis (Balsaminaceae)},
	journal = {Rhodora},
	volume = {108},
	year = {2006},
	month = {2006///},
	pages = {62 - 64},
	author = {P.F. Zika}
}
@article {8247,
	title = {Rudbeckia auriculata (Perdue) Kral, a species distinct from R. fulgida Ait},
	journal = {Rhodora},
	volume = {77},
	year = {1975},
	month = {1975///},
	pages = {44 - 52},
	author = {R. Kral}
}
@article {8248,
	title = {Another alien in the Californian flora},
	journal = {Rhodora},
	volume = {84},
	year = {1982},
	month = {1982///},
	pages = {153 - 154},
	author = {R.C. Rollins}
}
@article {8249,
	title = {Synopsis of Rudbeckia subgenus Rudbeckia},
	journal = {Rhodora},
	volume = {59},
	year = {1957},
	month = {1957///},
	pages = {293 - 299},
	author = {R.E. Perdue}
}
