@article {CHAMBERS:1971p1195,
	title = {ARTIFICIAL AND NATURAL HYBRIDS IN PYCNANTHEMUM (LABIATAE)},
	journal = {Brittonia},
	volume = {23},
	number = {1},
	year = {1971},
	month = {Jan},
	pages = {71{\textendash}{\&}},
	url = {http://apps.isiknowledge.com/InboundService.do?product=WOS\&action=retrieve\&SrcApp=Papers\&UT=A1971I872300003\&SID=2AFL5dnj5MCc8JPedL5\&SrcAuth=mekentosj\&mode=FullRecord\&customersID=mekentosj\&DestFail=http\%253A\%252F\%252Faccess.isiproducts.com\%252Fcustom_image},
	author = {HL CHAMBERS and KL CHAMBERS}
}
@article {CHAMBERS:1993p1204,
	title = {Chromosome Survey and Analysis of Artificial Hybrids in Pycnanthemum},
	journal = {Castanea},
	volume = {58},
	number = {3},
	year = {1993},
	pages = {197{\textendash}208},
	author = {HL CHAMBERS}
}
