206 
pediceled flowers. 
Rachilla 26 
Ray. A floret in the composites 
with a strap-shaped corolla. 
Receptacle. 8. The end of the 
flower-stalk to-which the parts 
of the flower are attached. The 
surface on which the florets are 
attached in a head of flowers. 
RéegulaP wiccuscseeosantessses 19 
Retrorse. Bent backwards or 
downwards. 
Rhizome, A _ horizontal under- 
ground stem. 
Rootstock. A rhizome. 
Rostellum. A beak-like append- 
age of the stigma in the or- 
chids. 
Sagittate. Shaped like an arrow- 
head. 
Samara. A one-seeded winged 
fruit as that of the ash or elm. 
Scabrous, Rough. 
S CAP Gy isiedel setcsinc dae lecoueae ie GAO 29 
Scarious. Thin, dry, membranous 
and not green. 
Secund. Bearing flowers only on 
one side of the axis. 
Sepal 
Septicidal ..........c.seeeeee 
Serrate. With teeth projecting 
forward like saw-teeth. 
Serrulate. Serrate with -small 
teeth, 
Sessile. Without a stalk. 9. 23. 
Setose. Bristly. 
SGA «csc scnensadentesndees 24 
Silicle. A short silique. 
Silique. The narrow two-valved 
pod of the mustards. 
Sinuate. With wavy margins. 
Sinus. The space between the 
lobes of a leaf. 
Spadix, An elongated cluster of 
sessile flowers on a fleshy axis. 
Spathe, A large bract inclosing 
an inflorescence, 
Spatulate. Narrowed at the base 
with a broader rounded apex. 
Spicate. Borne in spikes. 
Spike. An inflorescence consist- 
ing of spikelets on a simple 
axis. 
Spikelet . 26 
APPENDIX 
Squarrose. Spreading or recurved 
at the end. 
SAMOA cc. c cee ba T eR EOE REN CES 10 
Staminodium .........ssee00- 18 
Staminiate: sini ecard sarndunw ge ie 
Standard. The large upper petal 
of a pea-flower. 
StiQgni a, « feovehise sovtrsseee BIR Now dee 9 
Stipe. The stalk of a pistil or 
fruit by which they are attached 
to the receptacle. 
Stipitate. Having a stipe. 
Stipules) ccccccseee cs cieeawes 
Stolon. A prostrate or decumbent 
branch which roots at the 
nodes, a runner. 
Stoloniferous. With stolons. 
Strigose, With appressed stiff 
hairs, 
Styles jess ones hid onusca Pe Rcocoewe ew 9 
Syngenesious ................ 15 
Terete, Circular in cross-section; 
round. 
Thyrsus or Thyrse. A contracted 
panicle. 
Tomentose. Covered with dense 
wooly hair. 
Tuber. <A_ short, thick enlarge- 
ment of an underground branch, 
as the potato. 
Tubercle. A knob-like outgrowth 
or enlargement, a callosity. 
Umbel. A flower-cluster whose 
branches arise from the same 
point. 
Umbellet. A secondary umbel, 
formed on the branches of an 
umbel. 
Utricle. A small bladdery one- 
seeded fruit. 
Valvate. With the edges touch- 
ing, but not overlapping. 
Vein, A strand of fibro-vascular 
tissue in a leaf. 
Venation. The arrangement of 
the veins in a leaf. 
Vernation. The arrangement of 
leaves or parts of the perianth 
in the bud. 
Verticillate. Arranged in whorls. 
Villous. With long, soft hairs. 
Whorl, <A circle of leaves or 
other organs at a node. 
Zygomorphis. Irregular. 
