40 GIOSPERMTA,. 
ONDER. Il—ANGIOSPERMIA. 
¢ Calia: rdngeifidet: 
420, PHRYMA. L. 
Calix cylindric, upper lip longer, trifid; low- 
er bidentate. Upper lip of the corolla emargi-- 
nate, lower much larger. Seed one. 
Spikes slender, terminal; flowers opposite, each tribrac- 
teate; calix reflected downwards. in- fruit. (Perisperm 
hone; embryon flat; radicle superior! cotyledones emar- 
‘ginate.) 
Speciss. 1. P. leptostachya. The only known species. 
421. VERBENA. EL. (Vervain.) 
Calix 5-cleft. Corolla funnelform, tube in- 
curved, limb umegual, 5-lobed.. Stamina 4, fer-. 
tile.” acne 4. 
herbaceous; flowers bracteate, alternate and 
ea spiked, or rarely subcorymbose. 
Species. 1. V. Aubletia. Abundant in Louisiana: ~ 3. 
apuria. Apparently a mere variety of V. officinalis and ve- 
ry common in the suburbs of Philadelphia and through- 
out the state of Delaware. 4. Aastata. Flowers deep 
. blue; leaves 'rarely if ever hastate. Of this species there 
ye to be a very distinct variety near Philadelphia 
J shali distinguish by the name of 8.*adlongifolia, . 
having oblong-| late deeply serrated leaves, merely 
cute, and not acuminated; spikes filiform, panic a € 
flo smaller, pale blue. May this be V. panie ; 
=a - lgsoia but me flowers are not SE nor in 
the least corymbose, it appears to egu remote 
from V. diffusa ofthe same, but assuredly intermediate, 
an hybrid betwixt V. J 
= mals, 
