- r ——— nor PED In et TEP res FR een eee 
Tr RS ee . ed re OR TY at anal 
3. Crataegus Le iiawthorne 
Small trees or tree-like shrubs armed with stout thorns, bearing 
alternate simple leaves. Flowers in terminal corymbose cymes. Calyx 
S-parted, the tube campanulate? sepals 5, soon reflexed, Petals white, 
rotund, 5. Stamens 10-20. Ovary largely inferior, 2<5<c ; styles 
2-5, distinct. Fruit a small SS@e=ekeped| pone f reddish or blac 4 containing : 
1-5 bony l-seeded carpels. ae 
1. Ce Dorglasii Lind]. @ipewege——>A shrub or “small«tree 3-6 m, tall,” 
8-15 cm. in diameter, the trunk more canmonly straggling, the crown more or 
less roundetiin specimens growing in the open, straggling in shade forms; masu 
bark very shaggy, breaking away in flakes, sordid Brey or olivaceous, the 4 
newly exposed surface cinnamon brown, the young bark smoothish, the branchlet; 
mahogany brown, shining, ‘ a AER rent 
—epebretem che second year growth and older wood armed with stout rigid = 7 
axillary spines 1-3 cm. long, straight or slightly curved, usually sharp; ~~ 
leaves variable, the blades 2-4 om. long and usually obovate in sun forms, 
5-7 cme long and obovate-olliptical in shade forms.as much as 12 om. on j 
suckers, narrowed at the bass, even wedge-shaped, the apex rounded or shortly; 
acuminate, the upper surfaces dark green and glossy, the lower surface paler, : 
glabrous or thinly shaggy,yespecially on the veins, the margin irregularly 
toothed, usually double-toothed above the middle or towards the apex, the 
teeth sharp, the petioles .5=1 om. long, stipules linear, quickly dropping; 
dyancoms me on short lateral branchlets “ 
calyx-lobes irregular, 1.5=2 
mne long, woolly on the inner surface; petals thhbeyeneiinmh, 4 mm. long: “ 
OF 
globose, 10-12 mm. in diameter, glabrous, red, then black, the persistent 
calyx-lobes prominent, carpels 3, SPEIRS bs AR @ 
Occasional throughout our range, occurring most frequently around the 
margins of grassy or swampy meadows, less often in alluvial stream bottoms 
or on gravelly lake shores, more often in the open than in the shade. 
A ern: 
a 
stamens 2-3 mm. long, unequal; ‘ee styles joined half their length; 
