54 LXX. RUBIACEZ (HIERN). [ Oldenlandia. 
high, erect, branched or sometimes simple. Branches subtetragonal, the 
younger ones herbaceous, the older woody and purplish. Leaves 
lanceolate ovate or sublinear, of a yellowish green colour beneath, 
narrowed at both ends, subsessile or sessile, membranous, margins 
revolute, fasciculate by the presence of abbreviated axillary shoots; 3-2 
by 44 in.; stipules short, truncate, tipped with 4 or 5 subulate pubert- 
Jous sete. Flowers about 2 in. long, tetramerous, shortly pedicellate, 
in terminal usually trichotomous densely corymbose terminal cymes. 
Calyx coriaceous; tube puberulous, campanulate; lobes lanceolate- 
subulate, longer than the tube, at length recurving at the tip. Corolla 
funnel-shaped, shortly exceeding or nearly equalling the calyx, hairy 
inside. Filaments as long as the oblong half exserted anthers. Capsule 
subglobose, }, in. diameter, loculicidal above ; seeds angular ; valves at 
length cleft at the apex.—Aguathisanthemum Bojeri, Klotzsch in Peters 
Mossamb. p. 294; A. Petersii, Klotzsch l.c. p. 295; Hedyotis Bojer, 
Vatke in Oesterr. Bot. Zeitschrift xxv. p. 282 (1875). 
Mozamb. Distr. Zanzibar, Bojer! Kirk! Hildebrandt! Peters! ; Shupanga, 
Kirk ! ; Mozambique, Forbes! ; Querimba, Peters / 
South Central? South African Gold Fields, Baines! 
Occurs also in Madagascar and the Comoros. 
Very near the Natal H. chlorophylla, Hochst., from which it differs by usually 
rather smaller leaves and shorter internodes. 
3, O. globosa, Hiern. Somewhat shrubby and branched at the 
base, puberulous above, of a yellowish colour. Branches erect, 
obtusely 4-sided, 14 feet high. Leaves elliptical, obtuse or mucronate, 
somewhat narrowed to a sessile base, often fasiculate by the presence 
of abbreviated axillary shoots, 1-2 by 4-1 in. ; stipules ovate tridentate, 
+ in. long. Flowers tetramerous, } in. long, subsessile, crowded m 
solitary or ternate dense terminal globose heads 3-1 in. diameter. 
Calyx coriaceous, puberulous; lobes lanceolate-subulate, elongating 10 
fruit; occasionally some minute intermediate subulate teeth extra; 
tube short. Corolla fannel-shaped, rather exceeding the calyx ; throat 
somewhat hairy. Anthers half exserted. Capsule subglobose but 
somewhat compressed, !;—); in. broad, furrowed down the broader 
sides, loculicidal at the apex. Seeds angular.—Agathisanthemum glo- 
bosum, Klotzsch in Peters Mossamb. p. 294; Hedyotis globosa, Hochst. 
in Hb. Schimp. Abyss. ii. n. 512; A. Rich. Fl. Abyss. i. p. 360. 
Wile Land. Abyssinia, Schimper! Q. Dillon. 
4, O. decumbens, Hiern. Erect or decumbent, annual or peret- 
nial, glabrous in most parts, shining, smooth, 4-3 feet long. Branches 
dichotomous, slender, herbaceous. Leaves lanceolate, acute, faintly 
nerved, subscabrous, wedge-shaped at the subsessile base ; 3-1} by 
4-} in.; stipules very short and truncate or ovate, subciliate. Flowers 
tetramerous, }-4 in. long, much exceeding the calyx, deep blue or lilac, 
pedicellate, in lax or divaricate mostly terminal cymes (a solitary 
ower often occurs in the forks of the branches). Calyx small ; 
teeth lanceolate-subulate as long as the tube. Corolla salver-shaped ; 
tube much exceeding the calyx, slender below, funnel-shaped above: 
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