ROSAOEAE. 



99 



Pyracantha. Fire Thorn. 

 (Family Rosaceae). 



Compactly branched shrubs, 

 sometimes grown against walls or 

 other supports, with very sharp 

 spiny twigs: evergreen. Twigs 

 rather slender, subterete: pith 

 small, continuous. Buds solitary 

 or collaterally branched in spine 

 formation, sessile, round-ovoid, 

 with some half-dozen pointed dry 

 scales. Leaf-scars alternate, nar- 

 rowly crescent-shaped or 3-lobed, 

 somewhat raised: bundle-traces 3: 

 stipule-scars minute. Leaves ob- 

 lanceolate, glandular - crenulate. 

 (Crataegus) . 



The fire-thorn is one of the many 

 Rosaceae with apple-like fruit 

 which are separated into techni- 

 cally well-defined genera with 

 great difficulty. Though it is 

 usually considered to belong to a 

 red-haws, many gardeners still 

 Where it can be grown, 



different genus from the 



speak of it as Crataegus Pyracantha 



it is an effective shrub for evergreen hedges 



Twigs red, somewhat hairy, or glabrate. 



P. coccinea. 



