REPORT OF THE STATE BOTANIST I907 



19 



pileus, the absence of any reddish tints in the pileus, its stuffed or 

 hollow stem and specially of its larger spores which are longer than 

 broad. 



Crataegus anomala Sarg. 



Crown Point, Essex co. and Fort Ann, Washington co. Flowers 

 in May, fruit ripens in September. The plants now referred to 

 this species were formerly credited to C. e x c 1 u s a Sarg. from 

 which they may be separated by the fruit which is distinctly nar- 

 rowed toward the base. The species was founded on specimens 

 collected in Canada. 



Crataegus suborbiculata Sarg. 



Letchworth park, Wyoming co. Flowers in May, fruit ripens 

 the last week in September. This species also was founded on 

 specimens collected in Canada. It is placed in the group Punc- 

 tatae. 



The following species of Crataegus are here reported by name 

 only as additions to our flora. The names are arranged under their 

 respective groups. Nearly all are new species of which descrip- 

 tions, localities and remarks are contained in the three chapters on 

 Crataegus, immediately following the present one. 



CRUS-GALLI 

 Crataegus arduennae S. 

 C. cerasina S. 



C. geneseensis S. 



C. robusta 5'. 



PUNCTATAE 



Crataegus barbara 6". 

 C. celsa S. 



C. desueta S. 



C. dewingii 5". 



C. notabilis S. 



PRUINOSAE 

 Crataegus acerba .9. 



C. 

 C. 

 C. 

 C. 

 C. 

 C. 



c. 



amoena S. 

 aridula S. 

 barryana S. 

 bronxensis 5*. 

 clintoniana 5". 

 congestiflora S. 

 cruda 5". 



Crataegus 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



C. 



dissociabilis 5". 

 foliata 5". 

 gracilis 5". 

 implicata 5". 

 inusitula S. 

 livingstoniana S 

 macera 5*. 

 macrocalyx vS. 

 numerosa kS*. 

 oblita 6". 

 ovatifolia vS". 

 pellecta 5". 

 placiva 5*. 

 plana 5". 

 promissa 5". 

 pulchra S. 

 radiata S. 

 ramosa 5. 

 rubrolutea S. 

 slrigosa 5". 

 tortuosa S. 

 uncta 5. 

 xanthophylla S. 



