- R -
Raceme. An elongated determinate
flower-cluster with each flower pedicelled.
Racemose. In recemes, or resembling a
Rachilla. The asix of the spikelet in
Rachis. The axis of a compound leaf,
or of a spike, or raceme.
Radiant. With the marginal flowers
enlarged and ray-like.
Radiate. With ray-flowers, radiating.
Radicle. The rudimetnary stem of the
embryo ; hypocotyl.
Radicular. Pertaining to the radicle or
Raphe (Rhaphe). the ridge connecting
the hilum and chalaza of an anatropous or amphitropous ovule ; the
ridge on the sporocarp of Marsilea.
Ray. One of the peduncles or
branches of an unbrel ; the falt marginal flowrs in Compositae.
Receptacle. The end of the flower stalk,
bearing the floral organs, or, in Compositae,
the flowrs ; also, in some ferns, an axis bearing sporanges.
Recurved. Curved backward.
Reflexed. Bent backward abruptly.
Having the members of each part alike in size and shape.
Repand. With a somewhat wavy margin.
Reticulate. Arranged as a network.
Retrorse. Turned backward or downward.
Retuse. With a shallow notch at the
Revolute. Rolled backward.
Rhachis. See Rachis.
Rhizome. See Rootstock.
Ringent. The gaping mouth of a
Rootstock. A subterranean sem, or part
Rostellum. Beak of the style in Orchids.
Rostrate. With a beak.
Rosulate. Like a rosette.
Rotate. With a flat round
Runcinate. Sharply pinnatifid, or
incised, the lobes or segments turned backward.
B | C
D | E
F | G
H | I
J | K
L | M
N | O
P | Q
R | S
T | U
V | W
X | Y
Volume 1, page xx: Nathanie1 L.
Britton amd Addison Lord Brown, An
Illustrated Flora of the Northern United States,Canada, and the
British Possessions from Newfoundland to the Parallel of the Southern
Boundary of Virginia, and from the Atlantic Ocean Westward to the 102d
Scribner's Sons, 1913
Hosted by the