296 
Crataegus rugosa. FRETz’s ae 
Location: Fruticetum. Arboretum. 
Natural distribution: Eastern Ga Sta 
Crataegus sanguinea var. villosa. WooLy ene THORN. 
Russia. 
Crataegus spathulata. SMALL-FRUITED Haw. 
: ti ih 
2 
¢d. 
° 
5 
- 
oO 
u 
Natural distribution: rrenes nay States. 
Crataegus straminea. GHANY THO 
Location: Sane 
Natural distribution: Eastern United States. 
oe succul ulenta. LONG-SPINED THORN. 
Locatio 
Natu val cok Naenecea United States and Nova 
tia. 
Ge succulenta var. occidentalis. CoLORADO THORN. 
Location: Fruticetum. 
Natural distribution: Western United States. 
Crataegus umbratilis. UMBRELLA THORN 
jon: Fruticetum. 
Natural distribution: Connecticut. 
Crataegus uniflora. Dwarr Tiiorn. 
ocation: Beate ‘tum 
atural d t tern United States. 
Crataegus Vailiae. Muss Vart’s THORN. 
ocation: Fruticetum. 
Natural distribution: Virginia, North Carolina and Missouri. 
oe villi sas s. THIN-LEAVED TH 
Loc : Fruticetu 
eae aera None United States and Quebec. 
