226 VERBENACEZ: (Pearson). [ Avicennia. 
within, densely and minutely tomentose without except at the tip, 
14-2 lin long ; ovary deeply grooved, tomentose. Schauer in DC. 
Prodr. xi. 700; Clarke in Hook. f. Fl. Brit. Ind. iv. 604 ; Baker in 
Dyer, Fl. Trop. Afr. v. 332. A. resinifera, Forst. Prodr. 45. 
A. tomentosa, Jacg. Select. Stirp. Amer. Hist. 178, t. 112, fig. 2; 
Wight, Ic. Pl. t. 1481; R. Br. Prodr. 518; Rowb, Fl. Ind. iii. 88 ; 
Wall. Pl. As. Rar. iii. 44, t. 271; E. Meyer, Comm. 277 ; Walp. Rep. 
iv. 131; Schauer, Lc. 699, 700; Hochst. in Flora, 1845, 68 ; var. 
arabica, Walp. l.c. 133. A. africana, Beauv. Fl. Owar. £80; 47; 
A. Meyeri, Mig. in Linnea, xviii. 262. 
Eastern Recron: Bomvanaland ; at the mouth of the River Xara, Soga in 
MacOwan, Herb. Austr.-Afr., 1941! MacOwan, 3203! Natal; on the muddy shore 
of Durban Bay, Drége! Krauss, 241! Sanderson, 886! Plant, 21! Wood, 395! 
1360! Wilms, 2229! Rehmann, 9004! Peddie! Cooper, 1233! Delagoa Bay, 
Junod, 500+! 
Found growing with Rhizophora mucronata, Lam., and Bruguiera gymnorrhiza, 
Lam., Drége, Zwei Pflanzengeogr. Documente, 159, no. 32 ; Harvey & Sonder, 
Flora Capensis, ii. 513, 514. Also on the Tropical shores of both hemispheres. 
Orper CV. LABIATA. 
(By N. E. Brown, T. Cooke and 8. A. Skan.) 
Flowers irregular or more rarely regular or subregular, herma- 
phrodite or rarely unisexual. Calya tubular, campanulate or funnel- 
shaped, regularly or irregularly 3-10- (usually 5- rarely many-) 
toothed or with 2 entire or toothed lips, very rarely truncate or 
5-partite, persistent and often enlarged in fertile flowers, very 
rarely deciduous above the base at the ripening of the fruit. 
Corolla gamopetalous, 2- (rarely 1-) lipped, or oblique or subregular 
and 4-5-lobed, deciduous. Stamens usually 4, in 2 pairs of 
unequal length or subequal, all fertile or the upper pair sterile, 
occasionally 2 only, inserted in or at the mouth of the corolla-tube ; 
anthers 1- or 2-celled, opening longitudinally. Ovary superior, 
seated on an entire or lobed disk, deeply or rarely shortly 4-lobed, 
4-celled ; style central, arising from the base between the lobes, 
filiform ; stigma bifid or entire ; ovules solitary in each lobe or cell, 
erect, anatropous. Fruits of 4 or by abortion fewer dry 1-seeded 
nutlets (the ripened lobes of the ovary). Seed erect; testa thin ; 
albumen little or usually none; embryo straight or rarely curved, 
with fleshy cotyledons ; radicle next to the hilum. 
Herbs or shrubs, usually with square stems and branches ; leaves opposite, 
whorled or rarely alternate, entire, toothed or lobed, usually gland-dotted ; flowers 
solitary and opposite or more usually 3 to many in a whorl and the pairs or whorls 
out in terminal racemes or along the branches of a panicle, or crowded into 
a spike or head or corymb, or seated in the axils of foliage leaves, bracteate or with 
bracteoles mingled with the flowers. 
