REPORT OF THE STATE r.OTANIST IQO/ ']J 



2 NUTLETS WITH LONGITUDINAL CAVITIES ON THE 

 VENTRAL FACES 



X TOMENTOSAE 



Fruit pyriform to subglobose or short-oblong, 1-1.5 cm in diam- 

 eter, lustrous, orange or scarlet; nutlets 2 or 3, usually obtuse at 

 the ends and prominently ridged on the back. 



Leaves thin, with midribs and veins only slightly impressed on 

 their upper surface; fruit obovate to short-oblong. 



StaiiK-ns 20 



Anthers 3-cllow I C . s t i" n c t i 1 i s 



Anthers pink 2 C . f i n i t i ni a 



Stamens 10; antliers yellow 3 C. v c n u s t u I a 



Leaves thick to subcoriaceous or coriaceous on vigorous shoots, 

 with midribs and veins deeply impressed on their upper surface; 

 fruit subglobose to short-oblong or ovate, scarlet. 



Stamens 20 

 Anthers pink; leaves nearly glabrous at maturity; pedicels slender 

 Leaves ovate to obovate; flowers 1-1.2 cm in diameter, on slightly 



villose pedicels 4 C . s u c c u 1 e n t a 



Leaves oblong-ovate -to oval, 1.6-1.8 cm in diameter, on densely 



villose pedicels 5 C . a d m i r a n d a 



Antliers rose color; leaves rhombic to oval or ovate, pubescent below 



at maturity; flowers on stout densely villose pedicels 



6 C. c a 1 V i n i 



Stamens 10; anthers yellow 



Leaves rhombic to oval or obovate; flowers on short pedicels, in 

 compact corymbs; calyx-lcbes densely villose on the inner surface; 

 fruit at least 1.2 cm in diameter, in drooping clusters; spines stout, 



nearly straight 7 C . f e r c n t a r i a 



Leaves broadly obovate to elliptic; flowers en long slender pedicels, 

 in wide corymbs; calyx-lnlies only sliglnly vilk:se tm the inntr sur- 

 face; fruit only 7^8 mm in diameter, in erect clusters; spines long, 

 slender, usually curved 8 C . m a c r a c a n t h a 



Crataegus structilis y\.she 



Jour. Elisha Mitchell Sci. Soc. XIX. 12 (1903). Gruber, Bucks County 

 (Penn.) Nat. Sci. Chil) Proc. I. 3. Sargent, .\cad. Sci. Phila. Proc. 656 



(1905). 



Seneca park, Rochester, B. H. Slavin, 1906; also in eastern Penn- 

 sylvania and in Ontario and southern Michigan. 



