1925] PALMER, SYNOPSIS OF NORTH AMERICAN CRATAEGI 97 



populnea Ashe. Fruit globular or oblong, dull red mottled with green, 



russet and scarlet, about 14 mm. diameter, 

 propensa Sarg. Fruit short-oblong, scarlet, pale dotted, 8-10 mm. diameter. 

 Randiana Sarg. Fruit oblong, scarlet, pale dotted, 8-9 mm. diameter, 

 recta Sarg. Fruit short-oblong, scarlet, pale dotted, 8-9 mm. diameter, 

 retrusa Ashe. Fruit obovoid or oblong, orange-scarlet, 8-10 mm. diameter, 

 roanensis Ashe. Fruit oblong, bright red, about 8 mm. diameter, 

 rubicunda Sarg. Fruit oblong, scarlet, pale dotted, about 8 mm. diameter. 



Corymbs sometimes slightly villous. 



rufipes Ashe. Fruit oblong, scarlet mottled with green or russet, 9-11 



mm. diameter, 

 sarniensis Sarg. Fruit short-oblong, light orange-red, pale dotted, 7-8 



mm. diameter, 

 sextilis Sarg. Fruit subglobose to short-oblong, scarlet, 12-14 mm. 



diameter. 

 Slavinii Sarg. Fruit short-oblong or slightly obovoid, bright orange-red, 



pale dotted, about 10 mm. diameter. 



spatifolia Sarg. Fruit short-oblong, crimson, pale dotted, 8-9 mm. 

 diameter. 



Streeterae Sarg. Fruit oblong, scarlet, pale dotted, about 8 mm. diameter, 

 tenella Ashe. Fruit oblonsr. dark orange, scarlet or mottled. 



9-10 



diameter. Leaves sometimes narrowed at base. 



tenera Ashe. Fruit oblong, bright scarlet, 9-10 mm. diameter, 

 tenuiloba Sarg. Fruit oblong-obovoid, scarlet, about 10 mm. diameter, 

 trachyphylla Sarg. Fruit obovoid, crimson, pale dotted, 12-15 mm. 



diameter, 

 vittata Ashe. Fruit subglobose or short-cylindric, red-scarlet blotched 



with olive or russet, 14-18 mm. diameter. 



CC. Corymbs villous at flowering time 



rubicunda Sarg. Corymbs sometimes nearly or quite glabrous. Fruit 



characters as given above. 

 uber Ashe. Fruit oblong, dark, dull red mottled with orange, 12-15 mm. 



diameter. 



AA. Stamens 15-20 (rarely less) 



B. Leaves of flowering branches usually narrowed or attenuate at base (on 

 vigorous shoots rounded or truncate) 

 C. Corymbs glabrous at flowering time 



alnorum Sarg. Fruit oblong-obovoid, bright scarlet, about 8 mm. diam- 

 eter. 



asperata Sarg. Fruit obovoid to short-oblong, scarlet, pale dotted, 14-16 

 mm. diameter. Corymbs sometimes slightly villous, 



basilica Beadle. Fruit subglobose, red, 12-15 mm. diameter. 



conferta Sarg. Fruit short-oblong, orange-red, pale dotted, about 8 mm. 

 diameter. 



decens Ashe. Fruit oblong, subglobose or slightly obovoid, scarlet or 

 orange spotted, 10-12 mm. diameter. 



