• •^' l^'iKi.i) Manual 



Leaves oblong-ohovate to oval. I'Vuii short-ellipsoid to suh- 

 globose, oranse-red. sli.yhtlv piiliescent. Rich l)ottoni lands. 

 111. and Mo. 



ti. Crataegus cuneiformis (Marsh.) Eggl. Marshall's 

 llawthorn. A small tree with widely spreading branches, 

 dark brown scaly bark, and numerous, often branched thorns. 

 Leaves oblanceolate-obovate. l<"ruit ellipsoid-pyriform, scar- 

 let or dark red. W Y. and }^a. to Va. and 111. 



7. Crataegus punctata Jaccj. Dotted Hawthorn. A 

 small tlat-topped tree with horizontal or ascending branches 

 and light gray thorns. Leaves obovate. serrate, doubly 

 serrate, or lobed at the apex. Fruit short-ellipsoid, yellow or 

 red, somewhat edible. Quebec to Pa.. Minn.. Iowa, and Ky. 



8. Crataegus margaretta Ashe. Margaret's Haw- 

 thorn. A shrul) or small tree with ascending branches form- 

 ing a round crown. Leaves oblong-obovate to ovate, serrate 

 or doubly serrate, usually somewhat lobed. Fruit dull rusty 

 green, yellow, or red. compressed globose to short ellipsoid, 

 angular. Out. to Iowa, Mo., Tenn., and Va. 



r>. Crataegus suborbiculata Sarg. Caughuawaga 

 Hawthorn. A small tree with spreading branches and a broad 

 crown. Leaves ovate-orbicular, serrate or doubly serrate. 

 Fruit globose or compressed-globose, dull green to scarlet. Tn 

 lime-stone areas. Montreal to Mich. 



1<>. Crataegus succulenta Schrad. Longthorn Haw- 

 thorn. A small tree with ascending branches forming a broad 

 irregular crown, and with numerous bright, brown thorns. 

 Leaves rhombic-ovate to obovate. doubly serrate and usually 

 somewhat lobed toward the apex. Fruit subglobose. dark red. 

 X. S. to ^Imn.. X. C Xeh.. anrl Col. 



11. Crataegus neofluvialis Ashe. New River Haw- 

 thorn. A small tree witli ascending and spreading branches, 

 and mnnerous thorns. Leaves elliptic-ovate to obovate. doubly 

 serrate and somewhat lobed towards the apex, coriaceous, 

 dark green and shining above. Fruit globose or short-ellipsoid, 

 dark red. Vt. to Wis.. X. C. and Iowa. 



12. Crataegus calpodendron (Ehrh.) Medic. Pear 

 Hawthorn. A shrub or small tree with ascending and spread- 

 ing branches forming a broad crown, with stout thorns and 

 tomentosc twigs. Leaves rhombic-ovate, acute or acuminate 



