controlled hybridization (MEE x RCN; MEE = USA, Maine, Arrowsick, 43°52'12.0"N 69°46'48.0"W; RCN = USA, Maine, Wells, Rachel Carson National Wildlife Refuge, 43°19'12.0"N 70°34'12.0"W)
Habitat
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Substrate
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Altitude
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Date
--2009
Collector
L. A. Meyerson
Coll nr.
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Notes - specimen (NOT printed on the scheda)
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Comments to print on the label
Note 1: Plant cultivated at Průhonice experiment. garden, live collection code NA 26.
Note 2: Plant proved to be tetraploid 2n = 4x = 48, chromosomes counted by T. Mandáková.