to the Genera. | XIV.—DIDYNAMIA 97 
ls % 
Vig, Class XIV. DIDYNAMIA. 
Limb of corolla both plicate and slightly 2-labiately imbricate 
. Browallia. 
Lobes of corolla more or less markedly 2-labiately imbricate or contorted, 
never plicate :— 
*Carpels or placentas more than 2-ovuled or if igs 2-ovuled (nearly 
all Acanthace@) the ovules not collateral :—{p. 102] 
aves compound ; trees :— 
Capsule septifragal, linear, compressed parallel to the septum ; 
leaves 2~-3-pinnate; calyx small, cup-shaped; corolla long, slender, 
narrow tubular 679. Millingtonia. 
Capsule Aes ge leaves 1-2 pinnate; te large; corolla- 
tube short or long, much widened at _ 
rang not winged, apatite or subq gular or comp d 
with sides parallel to septum :— 
a tubular- ilupiavalati equally 5-toothed, capsule com- 
680 
pressed Tecoma. 
Calyx ovoid or oblong, never equally 5-toothed ; capsule round, 
quadrangular or only slightly tes essed :— 
Calyx spathaceous, an to the base on one side in flower, 
close rsa —— long or short, cylindric below, 
obes crisped crenate or incised ; 
cps pa ek or somewhat compressed, nearly 
681. Dolichan ie. 
ight 
Gaivs not spathaceous; corolla-tube ventricose :— 
Calyx irregularly deeply 3-5-lobed in flower, closed in 
bud; capsule faleate or twisted ...682. Heterophragma. 
Cc , 
st or open in bud; capsule me a thickened spongy 
Stereosperm 
ptu . 
Gipile: ey double wings along the margin, igen , compressed 
at Yr right angles to the septum; calyx large or | campanu- 
late, limb 5-fid 4, Pajanelia 
‘Leaves age rarely 0; herbs: 
tOvary celled ; placentas eas or intruded : 
—I[p. 98] 
Le a parasitic herbs; placentas not outa fruit a 
2-valved capsule :—[p. 98]. 
—Aegel spathaceous, split in front; corolla- ae all broad 
spreading [p. 98] 9. gine 
