Image from the Biodiversity Heritage Library.
Contributed by Harvard University Botany Libraries.
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Transcription
Singer 501-600
501
551
506 Boletus flavissimus (Purr.) Murr.
510
560
520
570
571 Russula albidiformis Murr.
530
579 x³ Xerocomus pseudoboleteus (Murr.) Sing.
580
540
590
543 #¹² Suillus hirtellus ssp. thermophilus Sing.
546 Boletus luridellus (Purr.) Murr.
598 Boletus luridellus (Murr.) Murr.
558
600
x⁵ 573, a Suillus hirtellus ssp. thermophilus Sing.
x⁵ 574 b Suillus hirtellus ssp. thermophilus Sing.
x³ 579/1 Xerocomus hypoxanthus Sing.