radicant 
Ramus 
crown ; rad'icant, radz’cans (Lat., 
striking root), rooting, usually ap- 
plied to stems or leaves; rad’i- 
cated, having a root or roots 
(Crozier); rad’icating, rooting ; 
Radica’tion, Radica’tio, the root- 
system of a plant, its disposition 
and branching ; radica’tus (Lat.), 
possessing roots, especially a tap- 
root ; Rad‘icel, Radicel'la, = Ravi- 
CULA; Radicella’tio (Lat.), = Rapt- 
CATION; radicic’olous, -/a (colo, 
I inhabit), (1) when the flower is 
seated immediately upon the crown 
of the root; (2) dwelling in the 
root as a parasite; radicif’erous 
(fero, I bear), root-bearing, or 
rooting, as prostrate stems ; radi- 
ciflor’ous, -rvs ( flos, floria,a flower), 
flowering apparently from the 
root ; radic’iform (forma, shape) ; 
radici‘nus (Lat.), of the nature or 
appearance of a root; Rad'icle, 
Radi'cula, the hypocotyledonary 
and primal internode, the rudimen- 
tary root of the embryo ; Radi’cula 
byssoi’dea, the mycelium of Fungi ; 
rad'icose, radico’sus (Lat., having 
many roots), having large or abun- 
dant roots ; radic’ular, pertaining 
to the radicle; radiculiform’is 
(forma, shape), shaped like a 
radicle; Radiculo’da, Radiculo’- 
dium, the apex of the radicle in 
grasses; radic’ulose, radiculo’sus, 
bearing rootlets. 
Ra’dius, pl. Ra’dii (Lat., a ray), (1) 
the ray of Compositae, the outer- 
most florets when distinct in form 
from those composing the disk ; 
(2) a partial umbel in Umbelli- 
ferae ; (3) the structures known as 
medullary rays; ~ medullaris = 
MEDULLARY Ray. 
Ra’dix, pl. Radi’ces (Lat., a root), the 
root or descending axis, the de- 
veloped radicle. 
Raf’fia, Raph’ia, or Rof’fia, the native 
Malagasy names for the fibre-like 
material obtained from the leaves 
of Raphia peduncula, Beauv., and 
R. vinifera, Beauv. 
Raf‘finase (Fr. raffiner, to refine), 
220 
an enzyme which decomposes 
Raf’finose, a sugar occurring in 
beet, and germinating cereals. 
Rajin-leaves, those which are adapted 
to shed the rain from their sur- 
faces, and generally acuminate, cf, 
Drip-TIP. 
ra’mal (ramus, a branch), belonging 
toa branch; Ramas’trum + (-astrum, 
a suffix, = likeness), a secondary 
petiole or petiolules of compound 
leaves; ra’meal, ramea‘lis, per- 
taining to a branch; ramear‘ius, 
restricted to aérial roots, which 
arise from branches (Henslow). 
Ramen’ta, pl. of Ramen’tum (Lat., 
scrapings, shavings), thin chaffy 
scales of the epidermis, as the 
scales of many Ferns ; Ra’ments, = 
RAMENTA ; ramenta’ceous, -ceus 
(+aceous), possessing ramenta, 
clothed with them. 
ra/meous, ra’meus (Lat.), belonging 
to a branch. 
Ramie’ (Fr.), the fibre of Rhea, 
Boehmeria tenacissima, Hook. & 
Arn. 
ramiferous, -rus (ramus, a branch, 
Jero, I bear), bearing branches, ra- 
mose; Ramifica’tion, -tio (facio, I 
make), the scheme of branching or 
separation into branches; ramifi- 
ca’tus (Lat.), branched ; ramiflor’- 
ous, -rus, (flos, floris, a flower), 
flowering on the branches ; ra‘mi- 
form, ramiform’is (forma, shape), 
shaped like a branch ; ramip’arous 
(pario, I bring forth), producing 
branches, ramose ; ra’millary, term 
employed by Massart for those buds 
of climbers which develop into 
short branches, fruit or leaves, cf. 
SARMENTARY ; ra’mose, ramo’sus, 
ra’mous, branching, having many 
branches; ramosis’simus, very 
much branched; ram’‘ify, to 
branch ; Ra’mulet, used by Grew 
for the vascular strands in the 
shell of a nut ; ra’mulose, ramulo’- 
sus, having many branchlets ; 
Ra’‘mulus (Lat.), » branchlet; 
Ramun’culus, a twig, the ultimate 
division of a branch; Ra’mus (Lat. ),a 
