DIDYNAMIA. GYMNOSPERMIA. 177 
BALLOT A. Qu'p with iQ scores. 'Bloss. upper lip 
vaulted 
MARRUBIUM. Cal, Hecemstriatus, Cor. lab. 
superiusjectum, bifidum. 
MARRUBIUM. Cup with 10 scores. Bloss. up* 
per lip Jlat and straight. 
VERBENA. Cal, unico dente truncato. Cor. su- 
baeqnalls, curva. 
VERBENA. 7 iearly regular \ upper segment 
oj the cup shorter. 
* * Calyces bilablati. 
2 Cups ^-lipped. 
SCUTELLARIA. Cal. fructiferus operculatus* 
SCUTELLARIA- Cup. after flowerings closed with 
a cover,, and resembling a helmet. 
THYMUS. Cal. fauce viilis claiisus. 
THYMUS. Cup. (mouth small)) closed with sojl 
hairs, 
PRUNELLA. Filamenta omnia apice blfurca* 
PRUNELLA. Filaments all forked at the end. 
ORIGANUM. Strobilus calyces coligens. 
ORIGANUM. Cups forming a tiled cone. 
CLINOPODIUM. Involucrum multisetum calyces 
colligens. 
CLINOPODIUM. Cups, inclosed in an involuo 
crum. 
