384 LABIATA (Skan). [ Teucrium. 
XXV. TEUCRIUM, Linn. 
Calyx tubular or campanulate, rarely inflated ; teeth 5, equal or 
the uppermost broadest. Corolla-tube included or rarely exserted, 
naked inside ; limb as if with only 1 (the lower) lip; lobes 5, the 
lowermost largest and often concave. Stamens 4, didynamous (the 
lower pair longer), exserted between the uppermost corolla-lobes ; 
anthers 2-celled ; cells divergent or more usually divaricate, confluent. 
Disk equal. Style 2-fid ; lobes subulate, subequal. Nutlets obovoid, 
reticulate-rugose, attached by an oblique or lateral areole which 
sometimes extends beyond the middle. 
Herbs, undershrubs or shrubs, of various habit ; leaves entire, toothed or 
more or less deeply lobed, the upper similar or reduced to bracts ; whorls 2- to 
several-flowered, axillary or forming terminal spikes, racemes or heads. 
Distris. Species about 180, widely distributed over the temperate and 
warmer regions of the world, but chiefly in the northern hemisphere and most 
frequent in the Mediterranean Region. 
T. mauritanum, Linn. [= 7. Pseudo-chamepitys, Linn.], and 7. lucidum, 
Linn., are included in Burm. f. Fl. Cap. Prodr. 16. They are not South African, 
‘but natives of the Mediterranean Region. 
Leaves more or less deeply 3-fid, rarely entire : 
Peduncles usually 1-flowered and much shorter than 
the leaves... tee ... (1) africanum, 
Peduncles 3-7-flowered ; cymes often as long as or 
longer than the leaves pie a of ... (2) capense. 
Leaves entire or few-toothed te tee ses ... (3) riparium., 
1. T. africanum (Thunb. Prodr. 95); an erect undershrub, a few 
inches up to 1} ft. high or more, usually much branched ; branches 
very slender, 4-angled, rather densely leafy, grey-puberulous ; leaves 
deeply 3-fid, usually }#-1 in. long, sometimes up to 2 in. long or 
more, thinly pubescent above, grey- puberulous or -tomentose beneath ; 
lobes linear or linear-oblong, 2-9 lin. Jong, usually 4-1 (sometimes 
up to 13) lin. broad, obtuse, revolute at the margin, usually entire, 
sometimes (especially the median lobe) more or less 3-fid ; flowers 
axillary, solitary or sometimes 2 or more on the same peduncle ; 
peduncle 14-4 lin. long, bearing below the middle a pair of small 
bracteoles ; calyx campanulate, 2-24 lin. long, thinly grey-pube- 
rulous ; teeth linear-triangular or lanceolate, 14-14 lin. long, }—} lin. 
broad at the base, acuminate; corolla white, about 2 lin. long ; 
tube }—1 lin. long ; lobes elliptic or elliptic-oblong, rounded, 1—1# lin. 
long. Thunb. Fl. Cap. ed. Schult. 445 ; Benth. Lab. 669, in E. Meyer, 
Comm. 243, and in DC. Prodr. xii. 577. T. trifidum, Retz. Obs. i. 
21% T. trifidum, Wendl. Bot. Beobacht. 50% Ajuga africana, Pers. 
Syn. ii. 109. 
Soutn Arrica: without locality, Thunberg! Ecklon ! 
Coast Reaion : George Div.; Kamanassie Hills, Prior! and without precise 
locality, Zeyher! Pappe! Uitenhage Div. ; woods of Zwartkops River and Addo, 
