From The Collaborative International Dictionary of English v.0.48 [gcide]:
Canella \Ca*nel"la\ (k[.a]*n[e^]l"l[.a]), n. [LL. (OE. canel,
canelle, cinnamon, fr. F. cannelle), Dim. of L. canna a reed.
Canella is so called from the shape of the rolls of prepared
bark. See Cane.] (Bot.)
A genus of trees of the order {Canellace[ae]}, growing in the
West Indies.
[1913 Webster]
Note: The principal species is Canella alba, and its bark
is a spice and drug exported under the names of {wild
cinnamon} and whitewood bark.
[1913 Webster]
From WordNet (r) 3.0 (2006) [wn]:
canella
n 1: highly aromatic inner bark of the Canella winterana used as
a condiment and a tonic [syn: canella, canella bark,
white cinnamon]