358 
CLASS XIII. ORDER 
Anno'na. Calyx 3-sepalled, thickened to- 
gether at the base, concave, sub-cordate, 
acutish ; petals 6, thickish, inner smallei or 
none ; anthers sub-sessile, at the apex, an- 
gled, dilated, covering its receptacles; 
germs united into a sessile berry with the 
back muricate, scaly or reticulate, pulpy 
within, having 2 one-seeded cells. S. 
CLASS XIII. DIDYNAMIA. 
ORDRR 1. GYMNOSPERMIA. 
A , Calyx 5-cleft, with the divisions or teeth 
nearly equal. 
Teu'crium. Corolla deep cleft on the 
upper side and w^ithout an upper lip, lower 
lip 3-cleft, the middle division rounded ; 
stamens and pistils incurved ; stamens ex- 
sert through the cleavage on the upper side 
of the corolla, (wood-sage, wild german 
der.) 
Men"tha. Corolla nearly equal, 4-lobed ; 
broadest division emarginate ; stamens 
erect, distant, (spearmint, peppermint.) 
IsAN^'THas. Calyx somewhat bell-form; 
corolla S parted ; tube straight, narrow ; 
divisions ovate, equal; stamens nearly 
equal; stigma linear, recurved. (blue 
gentian.) 
Hedeo'ma. Calyx 2-lipped, gibbous at 
the base ; upper lip with 3 lanceolate teeth ; 
lower lip with 2 subulate ones; corolla 
ringent ; 2 short stamens barren, (penny- 
royal.) 
Cuni''la. Calyx cylmdrical, 10-striate, 
5-toothed ; corolla ringent, with the upper 
lip erect, flat, and emarginate; 2 barren 
stamens, the 2 fertile ones with the style 
exserted; stigmas divided, (dittany.) On 
account of their barren stamens, this and 
the preceding genus have been classed un 
der Diandria. 
Nepe'ta. Calyx dry, striate; corolla with 
a longish tube ; under lip with the middle 
division crenate ; throat with a re'tlexed 
margin; stamens approximate, (catmint.) 
La'mium. Upper lip of the corolla vault- 
ed, entire ; lower lip 2-lobed, toothed on 
each side. 
Sta'chys. Calyx with its divisions awn- 
ed ; corolla with the upper lip vaulted, the 
lower lip 3-lobed ; the middle division 
largest, emarginate ; the lateral divisions 
reflexed; stamens reflexed towards the 
sides after discharging the pollen, (wound- 
wort, hedge-nettle.) 
Leonu'rus. Calyx 5-angled, 5 toothed ; 
corolla with the upper lip erect, villo.=e, flat, 
entire ; lower lip S parted ; middle division 
undivided ; lobes of the anthers parallel, 
having shining dots, (mother-wort.) 
Verbe'na. Calyx wifli one of the teeth 
truncate ; corolla funnel-form, with a curved 
tube ; border ."j-cleft, nearly equal ; seeds 2 
or 4, with an extra vanishing tegument; 
eomotimes 2 stamens are barren, (vervain.) 
Marru'bium. Calyx salver form, rigid, 
marked with 10 lines; corolla with the up- 
per lip cleft, linear, straight, (horehouiid.) 
Gi.echo'ma. Calyx .'d eleft ; corolla double 
Che length of the calyx; upper lip 2 cleft ; 
lower lip 3 cleft, with middle segment 
emarginate ; each pair of anthers approach 
ing so as to exhibit the form of a cross 
(ground-ivy, gill-overground ) 
Pycnan^themum. Involucrum bract-like, 
many-leaved, under small heads of flowers 
calyx tubular, striate ; corolla with the up- 
per lip sub entire ; lower lip 3-cleft; middle 
segment longer; stamens distant, nearly 
equal ; cells of the anthers parallel, (moun- 
tain mint.) 
Aju'ga. Upper lip of corolla very small, 
2- toothed ; stamens longer than the upper 
lip ; anthers reniform. S. 
Ballo'ta. Calyx 5-toothed, salver-form 
10-striate; upper dp of the corolla crenate 
concave ; seed ovate, 3-sided, (false mo- 
ther-wort.) Ex. 
Hysso'pus. Lower lip of the corolla 3- 
petalled ; middle lobe sub crenate ; stamens 
straight and distant, (hyssop.) 
Galeoi'"sis. Calyx 5 cleft, awned ; up- 
per lip of the corolla vaulted, sub-crenate ; 
lower lip with 3 unequal lobes, having S 
teeth on its upper side, (flowering nettle.) 
Hyp"tis. Calyx 5-toothed; corolla 2- 
lipped, the upper one 2-lobed, lower one 3- 
lobed, with the middle lobe calyx-like ; 
stamens inserted in the large part of the 
tube and declined. S. 
Leu^cas. Calyx tubular, striate, 6 to 10- 
toothed ; upper hp entire, lower lip long, 
3- lobed; middle segment largest; anthers 
beardless, spreading ; stigma 2-cleft, short- 
er than the upper lip. S. 
Synan^'dra. Calyx 4-cleft ; segmentsun- 
equal subulate, inclined ; upper lip of the 
corolla entire, vaulted lower lip with 3 un- 
equal lobes ; throat inflated, naked ; fila- 
ments downy. jS. 
Lavandu'la. Calyx ovate, sub-dentate; 
bracted ; corolla resupinate ; stamens in the 
tube, (lavender.) Ex. 
Satues'ja. Calyx tubular, striate; co- 
rolla with divisions nearly equal ; stamen? 
distant, (savory.) Ex. 
Moluccel"la. Calyx bell-form, muck 
larger than the corolla, spinose. (shell 
flower.) Ex. 
B. Calyx ^-lipped. 
Origa'num. Calyxes collected into a 4 
sided, strobile-like cone, with broad inter- 
vening bracts ; corolla with the upper lip 
erect, flat, straight, emarginate, under lip 
3-parted, divisions nearly equal, (marjo- 
ram.) 
Prune r/'T.A. Calyx with the upper lip 
dilated ; filaments 2-forked, with an anther 
on one of the points ; stigma 2-cleft. (self- 
heal or heal-all.) 
Scutella'ria. Calyx with an entire 
mouth, which is closed with a helmet-form 
lid after the corolla falls out ; tube of the 
corolla bent, (scull-cap.) 
Tri'choste'ma. Calyx resupinate ; corol- 
la wilh th*:,- upper lip falcate, the under lip 
3-parted, with the middle division small, 
oblong; filaments very long, exsert, incurv- 
ed or coiled, (blue-curls ) 
Clinipo dium. Involucre of many,line<ir 
