This small family has one genus and two known species. These are thin effused crusts found on wet decayed wood in humid habitats. Both species are rare. The long fusiform spores are characteristic. In Jaapia argillacea an inner spore wall forms and the ends of the spores become empty.
- Jaapia argillacea USA: ID, MA, NC, NY; Canada: BC; Northern Europe (Type: Germany)
- Jaapia ochroleuca USA: AZ, CA, MA, NC, OR; Europe, Russia (Type: Germany)
Taxon Details and Links
- Jaapiaceae , Mycologia 102 (4): 871 (2010). Type: Jaapia Bres. 1911.
- The genus is named after Otto Jaap, a German botanist (1864 - 1922).
German primary school teacher and cryptogamist who collected a number of exsiccatae series of fungi.We have duplicate sets of his rust fungus exsiccatae at the Field Museum herbarium.
- Binder, M., K-H. Larsson, P. B. Matheny, D. S. Hibbett. 2010. Amylocorticiales ord. nov. and Jaapiales ord. nov.: Early diverging clades of Agaricomycetidae dominated by corticioid forms. Mycologia 102 (4): 865-880. DOI: 10.3852/09-288
- Hibbett, D. S., R. Bauer, M. Binder, A.J. Giachini, K. Hosaka, A. Justo, E. Larsson, K.H. Larsson, J.D. Lawrey, O. Miettinen, L. Nagy, R.H. Nilsson, M. Weiss, and R.G. Thorn. 2014. Agaricomycetes. Pp. 373–429 In: Systematics and Evolution, Second Edition, The Mycota VII Part A. (D. J. McLaughlin and J. W. Spatafora, Eds.), Springer Verlag. [Chapter 14 and complete volume PDF at Hibbett Lab Publications.]