Crataegus phaenopyrum (L.f.) Medik.

LANE COUNTY, OREGON
Crataegus phaenopyrum (L.f.) Medik.
Rosaceae
Adventive 5 m small tree, thorns 20-48 mm;
5-15 frt/infl; fruit bright shiny orange,
depressed-globose, 5.5-6.5 x 6.5-8 mm
wide; 5 sd/frt; seed 3.9-4.7 x 2.3-2.7 mm w;
uncommon, sunny damp thickets, shrub and
tree-invaded wet prairie remnant, near E
Fork Willow Creek, with Fraxinus latifolia,
Crataegus suksdorfii, C. monogyna, Rosa
multiflora, Pyrus communis, Amelanchier
alnifolia; TNC Willow Creek Preserve, S
side of W 18th Avenue, elev. 400 feet, 44°
2.2' N, 123° 9.9' W, Eugene
22 October 2007
Coll. Peter F. Zika 23664 & Ed R. Alverson
02748032