quadr...	four	sacchar...	sugar	somni...	sleep
quater...	four	saccul...	little sac	specios...	showy
quin(t/que)...	five	sacr...	sacred	sperm...	seed
		sagitta ...	arrows	sphen...	wedge
		sal...	salt	sphinct...	closing
rach...	spine	sanguini ...	bloody	spinos...	spiny
radi...	root	sapon...	soapy	spondyl...	vertebra
ram...	branching	sarc...	flesh	squalid...	squalid
ran...	frog	sativus...	cultivated	squam...	scale
rapa ...	turnip	saur...	lizard	squarros...	spreading at tips
raph...	seam	scala...	ladder	stae(r/t)...	fat
rect...	straight	scalene	uneven	sta(si/t)...	standing
reflex...	bent back	scaph...	anything hollow, bowl, -	steg...	covering
ren...	kidney		ship	stell...	star
repens	crawling	schizo...	split	steno...	narrow
reptans	crawling	scler...	hard	stereo...	solid
retic...	network	scop...	gaze, small owl, -	steril...	sterile
retina	little net		broom, shadow	stern...	breastbone
retro...	behind, backward	scut...	shield	stom...	mouth
rhabd...	rod	scyph...	cup	strat...	layer
rhach...	spine	seba...	tallow, wax	strept...	twisted
rhage...	tear, rent	sect...	cut	strictus	upright, stiff
rhin...	nose, snout	segetum	in cornfields	strigos	having stiff bristles
rhiz...	root	selen...	moon	stroph...	turning
rhodo...	red	sella...	saddle, seat	styl...	column
rhynch...	snout	semi...	half	sub...	below
...rrh...	flow	sept...	seven, wall	sucr...	sugar
rode...	gnaw	ser(o/u)...	any body fluid	sulc...	furrow
rogos...	wrinkled	serot...	late	super...	beyond
rostr...	beak, prow	serrat...	saw-toothed	supin...	lying back
rota...	turn, wheel	set...	hair	supra...	above
rub(e)r...	red	sex...	six	sutur...	seam
rumen	throat	simi...	monkey	sym...	with
		sinus...	hollow, bay	syn...	with
		sipho...	tube	syrin(g/x)...	pipe
		sol...	sun	sys...	with
		soma	body