VEUBENACEyE. 201 
EXCLUDED SPECIES. 
OROBANCHE SPECIOSA. B.C. 
A single specimen of this species occurred in a garden at 
Bridgewater, in 1860, parasitical on the common garden pea. 
It is the O. pruinosa of La Perouse. 
ORDER LP.— A CANTHACEiS. 
EXCLUDED SPECIES. 
ACANTHUS MOLLIS. Linn. 
Formerly found in the island of St. Agnes, Scilly ; no doubt 
introduced. Mr. F. Townsend, in 1863, was unable to see or hear 
that it was still in existence, so that it is probably extinct. 
ORDER LIL— V ERBENACE^. 
Herbs, shrubs, or trees, with opposite or (rarely) verticillate 
leaves and no stipules. Elowers perfect, irregular or nearly 
regular, generally in spikes, heads, racemes, or cymes, rarely soli- 
tary. Calyx free from the ovary, persistent, tubular, monosepa- 
lous, 2- to 5-toothed. Corolla hypogynous, monopetalous, gene- 
rallv more or less bilabiate and rincrent, sometimes with the 
limb spreading so as to be nearly salver-shaped. Stamens 4, didy- 
namous, the 2 uppermost often imperfect, very rarely 5. Ovary 
entire, not 4-lobed, 2- or 4-cclled. Style terminal. Stigma undi- 
vided, or sometimes bilobed. Ovules 1 in each cell when there 
are 4, 1 or 2 in each cell when there are only 2 cells in the ovary. 
Fruit dry or drupaceous, generally splitting when ripe into 2 or 
4 indehiscent cocca or nucules containing 1, rarely 2 erect seeds. 
Seeds solitary in each cell. Embryo straight, large, not surrounded 
by albumen, or with only a small quantity of fleshy albumen. 
vol. vi. 2 D 
