Key to Amelanchier
View taxon page for Amelanchier
(For a list of species in Amelanchier, use the above link.)
Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.
1. Leaf finely hairy abaxially in
fruit;
twigs glabrous (n DMtns) to generally white-hairy;
styles 2–4(5)
..... A. utahensis 2. Ovary top glabrous;
petals 8–12 mm;
leaf 
Organ arising from a stem, generally composed of a stalk (petiole) and a flat, expanded, green, photosynthetic area (blade); distinguished from a leaflet by the presence in its axil of a bud, branch, thorn, or flower; sometimes with lateral, basal appendages (stipules); either simple (toothed, lobed, or dissected but not divided into leaflets) or compound (divided into leaflets).
glabrous or occasionally sparsely hairy abaxially in flower; fruit 8–9 mm diam
..... var. pumila 2' Ovary top generally hairy; petals 12–15 mm; leaf finely or occasionally densely hairy abaxially in flower; fruit 10–13 mm diam
..... var. semiintegrifolia
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