Oldenlandia. — Gaillonia. 917 
1273. (2.) Oldenlandia capensis L. fil. Supplem. (1781), p. 127. 
— Hedyotis capensis Lam. I[llustr. I, p. 271 no. 1425. — Hedyotis 
sabulosa DC. Prodrom. IV, p. 424. — Hedyotis riparia DC. Prodrom IV, 
p. 424. — Oldenlandia riparia Pseud. Nomencl. Bot. ed. II, Vol. I 
p. 278. — A puberulous or somewhat scabrous much branched decum- 
bent or diffuse leafy annual herb, 9—18 cm high or more. Branches 
tetragonal, spreading in all directions. Leaves narrowly linear, acute, 
sessile, 1—2,5 cm long; margins more or less revolute; stipules 
truncate or shortly ovate, sheathing, 2—3-setose. Flowers tetra- 
merous, 0,1—0,3 mm long. Peduncles numerous, rarely only 2 
together, axillary and terminal, clustered, 1-flowered, much shorter 
than the leaves, about the length of the calyx. Calyx sub-coriaceous; 
teeth lanceolate, hispid-scabrous on the margin, distant. Corolla 
white, scarcely or rather exceeding the calyx, funnel-shaped, deciduous; 
throat somewhat hairy; lobes obtuse. Stamens and style included. 
Capsule subglobose, 4-ribbid, 0,3 mm diameter, at length loculicidally 
bursting at apex. Seeds angular. — Flow. February to March. 
N. v. mer. Islands of the Nile near Aswan, abundantly. 
Also known from Tropical and South Africa, Madagascar and Syria. 
1274. (3.) Oldenlandia hedyotoides Boiss. Flor. Or. III (1875), 
p. 11. — Aschers.-Schweinf. Ill. Flor. d’Eg., p. 82 no. 490. — Sicken- 
berg. Contrib. Flor. d@Eg., p. 242. — Karamyschewia hedyotoides 
Fisch. and Mey. in Bull. Soc. Mose. (1838), p. 767. — Theyodis 
octodon A. Kich. Flor. Abyss. I, p. 364. — Oldenlandia ranosissima 
Hohen. in Herb. Lenkoran. Um. Itin. 1838 not of Fischer. — A pro- 
fusely branched nearly glabrous herb, 15—30 cm high. Branches 
angular, often rooting at the base. Leaves linear-oval, narrowed at 
both ends, subsessile, 1—3 by 0,2—4 mm, stipules pluri-setose, 
shortly sheathing. Flowers tetramerous, 0,1 mm long, very shortly 
pedunculate, clustered a few together in the axils of the leaves. Calyx 
with 4 lanceolate-subulate lobes and as many, or sometimes fewer, 
intervening narrow subulate teeth nearly as long. Corolla hardly 
exceeding the calyx, 4-fid, glabrous inside, white. Stamens and style 
included. Capsule coriaceous, subglobose, truncate, 4-ribbed, indehis- 
cent. Seeds small, obtusely angular. — Flow. February to April. 
N. d. Near Cairo, between Giza and Gezire. — N. v. mer. Islands 
of the Nile near Aswan. 
Also known from Tropical Africa. 
516. (2.) Gaillonia A. Rich. 
Calyx-tube oblong or oval; limb consisting of 2 foliaceous teeth 
or various, persistent. Corolla elongate funnel-shaped or shortly 
