VOCABULARY. 
417 
Punctate. Appearing dotted as if 
pricked. See Perforated. 
Pungent. Sharp, acrid, piercing. 
purpu'rcus. Purple. 
Pusillus. Diminutive, low. 
Pulamen. A hard shell. 
Pyx'ide. From puxis, a box ; name 
of one of Mirbel’s genera of fruits. 
Q. 
Quadrangular. Having four cor- 
ners or angles. 
Quarternale. Four together. 
Quinate. Five together. 
R. 
Raceme. From rax, a bunch of 
grapes, a cluster; that kind of in- 
florescence in which the flowers 
are arranged by simple pedicels on 
the sides of a common peduncle ; 
as the currant. 
Ra'chis. The common stalk to 
which the florets and spikelets of 
grasses are attached : as in wheat 
heads. Also the midrib of some 
leaves and fronds. 
Ra diate. The ligulate florets around 
the margin of a compound flower. 
Radix. A root ; the lower part of 
the plant which performs the office 
of attracting moisture from the 
soil, and communicating it to the 
other parts of the plant. 
Radical. Growing from the root. 
The part of the corculum 
which afterwards forms the root ; 
also the minute fibres of a root. 
Ramif'erous. Producing branches. 
Ramus. A branch. 
Ray. The outer margin of com- 
pound flowers. 
Receptacle. The end of a flower 
stalk ; the base to which the dif- 
ferent parts of fructification are 
usually attached. 
Rccli'ned. Bending over with the 
end inclining towards the ground. 
Rectus. Straight. 
Recurv ed. Curved backwards. 
Rcjlex’ed. Bent backwards more 
than recurved. 
R cg'male. From regma, to break 
with an explosion ; name of one 
of Mirbel’s genera of fruits. 
Refrigerant. From refrigero, to cool. 
Cooling medicines. 
Re niform. Kidney-shaped, heart- 
shaped without the point. 
Repand. Slightly serpentine, or wa- 
ving on the edge. 
Repens. Creeping. 
Resu'pinale. Upside down. 
Retie ulate. Veins crossing each oth- 
er like net work. 
Retuse. Having a slight notch in 
the end, less than eraarginate. 
Reversed. Bent back towards the 
base. 
Rev'olule. Rolled backward or out- 
ward. 
Rhomboid. Diamond-form. 
Rib. A nerve like support to a leaf. 
Rigid. Stiff, not pliable. 
Ring. The band around the cap- 
sules of ferns. 
Ringcnt. Gaping or grinning, a 
term belonging to the labiate corol- 
las. 
Root. The descending part of a veg- 
etable. 
Rootlet. A fibre of a root, a little root. 
Rosaceous. A corolla formed of 
roundish spreading petals, without 
claws or with very short ones. 
Rose'us. Rose coloured. 
Rostel. That pointed part of the 
embryo, which tends downward at 
the first germination of the seed. 
Rostrate. Having a protuberance 
like a bird’s beak. 
Rotate. Wheel-form. 
Rolun'dus. Round. 
Rubra. Red. 
Rufous. Reddish yellow . 
Rugose. Wrinkled. 
Run’cinate. Having large teeth 
pointing backward, as the dande- 
lion. 
Rapes' Iris. Growing among rocks. 
S. 
Sagittate. Arrow-form. 
Saliferous. Bearing or producing 
salt. 
Salsus. Salt tasted. 
Salver-form. Corolla with a flat 
spreading border proceeding from 
the top of a tube : flower monope- 
talous. 
Samara. A winged pericarp not 
opening by valves, as the maple. 
Sap. The watery fluid contained i n 
