I 



Oldenlandia.'] lxx. EUBiACEiE (hiern). 59 



15. O. vir^ata, DC. ? Prodr. iv. p. 425. Erect or ascending 

 perennial, with numerous virgate slender branches, glabrous above, 

 puberulous or glabrate beneath, ranging from 2 in. to 2 ft. high. 

 Leaves narrowly or sometimes broadly linear, acute, apiculate, sessile, 

 ■^IJ in. long; margins revolute ; stipules short, sheathing, truncate, 

 with 2-3 rather long erect setse at the apex. Flowers tetramerous, 

 ^-| in. long, 2-1 together or fasciculate, on pedicels short or exceeding 

 the calyx ranging up to | in., in an ample terminal corymbose panicle. 

 Calyx-teeth lanceolate-subulate, glabrous or nearly so, short. Corolla 

 slender, cylindrical or salver-shaped, 2-3 times as long as the calyx ; 

 limb small ; throat glabrous. Fruit subglobose, yV-g^ in. diam., subdi- 

 dymous, at length bursting at the apex loculicidally. Seeds angular. 

 — ? Hedyotis virgata, Willd. Sp. PI. i. p. 567 (1797) ; Kohautia parvi- 

 flora, Benth. in Hook. Niger Fl.p. 403 par^. 



Upper Guinea. Guinea, teste Willd., Thonning; Sierra Leone, Smeathman! 

 Afzelius ! Purdie ! ; Accra, G. Don ! 



M"ile Iband. Abyssinia, Schimper! D^urland, Schweinfurth / 



X«Iozamb. Bistr. Between Lupata and Tette. XVr^/ 



Kohautia longifolia, Klotzsch in Peters Mossam. Bot., p. 297, appears to belonp^ to 

 this or perhaps to the previous species ; the specimens were collected at Sena and in 

 the island of Mozambique. 



16. O. effusa, Oliv. in Trans. Linn. Soc. Lond. xxix. p. 84, t. 48 

 (1873). Somewhat decumbent, 2-3 ft high, smooth or nearly so ; 

 branches slender, terete. Leaves narrowly linear-lanceolate, acute, 

 1-2 (-3) in. long, sessile, margins revolute ; stipules setose. Flowers 

 tetramerous, slender, ^-^ in. long, delicate, lilac, in ample eflPuse pani- 

 culate cymes; pedicels J-1-^ in. long. Calyx | in. long, nearly gla- 

 brous, teeth lanceolate-subulate, rather longer than the ovary, anthers 

 and style included. Corolla salver-shaped ; throat glabrous ; lobes 

 ovate, subobtuse. Fruit globose, ^ in. diam. or rather more, at length 

 bursting loculicidally at the apex. Seeds angular. — Hedyotis, sp. 

 n. 4, T. Thoms. in Speke, Journ., App. p. 636; Kohautia^ sp.n., Benth, 

 in Hook. Niger Fl. p. 403. 



Upper Guinea. Senegambia, Heudelot! 



Soutb Central. Lake Tanganyika, Cameron! 



Ittozamb. Distr. M'geta, 7° 20' S. lat,, Sjpeke and Grant! 



17. O. ZZejmei, Oliv. in Trans. Linn. Soc. Lond. xxix. p. 84. Erect 

 or decumbent annual or biennial, 1-2 ft. long or more, with numerous 

 often elongated tetragonal branches, somewhat scabrous or smooth. 

 Leaves linear-lanceolate or narrower, acute, somewhat narrowed at the 

 sessile base, the longer ones 1-3 by -i^-^ in. ; stipules very shortly 

 setose. Flowers tetramerous, ^— J in. long, lower solitnry, axillary, 

 terminal ones usually forming a paniculate cyme ; peduncles mostly 

 half to three-quarters the length of the leaves, some exceeding them. 

 Calyx half as long as the slender corolla-tube ; lobes lanceolate, 

 as long as the tube. Corolla salver- shaped ; throat glabrous; limb 

 small. Fruit subglobose, glabrous, at length bursting at the top loculi- 

 cidally. Seeds minute, angular. — Hedgotis strida, J. E. Smith ! in 

 Rees Cycl. xvii. n. 21, non Wall, nee Sender ; Hedyotis Ucynei, Br. 



