PLANTS OF BOTTINEAU COUNTY, NORTH DAKOTA. Introduction by by Orin Alva. Stevens

By Orin Alva. Stevens

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Additional info for PLANTS OF BOTTINEAU COUNTY, NORTH DAKOTA. Introduction by Duane L. Green & Robert J. Thullen.

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M. De Miccolis Angelini • S. Pollastro • F. it © Springer International Publishing Switzerland 2016 S. Fillinger, Y. M. De Miccolis Angelini et al. Fig. 1 Life cycle of B. cinerea and associated symptoms. Apothecia can be produced by sclerotia under laboratory conditions but they have been rarely detected in the field and their role in grey mould epidemiology is still uncertain blossom blights and fruit rots but also leaf spots and bulb rots, in the field as well as in post-harvest (Jarvis 1977).

1998), its utility was restricted to demonstrating that the genus Botrytis was monophyletic and it could not resolve the relationships between species due to limited phylogenetically informative sequence characters. To overcome this, Staats et al. (2005) used PCR-amplified products from three single-copy nuclear genes that encode proteins involved in basic cellular processes and evolve at moderate evolutionary rates – G3PDH, RPB2 and HSP60. The sequences from each gene were used to build trees and congruence between the different trees was assessed.

Cinerea – and highly specialised pathogens may not be quite as clear-cut as previously thought. New pathogenic taxa are still being discovered at a regular frequency. For example, the most recent discoveries are B. sinoviticola (Zhou et al. 2014) and B. deweyae (Grant-Downton et al. 2014). The former is a cryptic species associated with Vitis vinifera in China that, unlike its close relatives, B. cinerea and B. pseudocinerea, requires injury of the host to permit infection. The latter species has been identified only from cultivated Hemerocallis (daylily) and so far appears to be pathogenic only on this genus.

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