6 CIV, NYCTAGINEE (BAKER AND WRIGHT). [ Boerhaavia. 
terminal dichasial panicles; partial peduncles thickly hairy, finally 
nearly 14 in. long; bractecles 3 to each flower, lanceolate, deciduous, 
1 lin. long. Upper part of perianth narrowly campanulate, sparingly 
shortly hairy outside, whitish (¢), with 5 small rounded lobes; lower per- 
sistent part shortly ovoid, obtusely 5-angled, covered with short glandular 
hairs.—Schinz in Bull. Herb. Boiss. v. App. iil. 68. 
Lower Guinea. German South-west Africa: Amboland ; Omandongo, Schinz, 
and Omulonga, Schinz, 741! 
Vars. villosa and augustata, Heimer], |.c., are founded on imperfect specimens 
collected in Hereroland by Liideritz. 
6. B. verticillata, Poir. Encycl. v. 56. Stems tall, much- 
branched, diffuse, glabrous. Leaves distinctly petioled, broadly ovate, 
acute or obtuse, 2 in, long, 1} in. wide, entire or slightly repand. 
Flowers in a lax panicle of distant 3—5-flowered whorls above the leaves ; 
pedicels very short; bracts very minute. Upper part of the perianth 
broadly funnel-shaped, 1 lin. long, shallowly lobed; accrescent base 
clavate, 2 lin. long, with large globose stalked glands around the apex. 
Stamens 2, slightly exserted.—Choisy in DC. Prodr. xiii, 11. 454; 
Aschers. & Schweinf. in Schweinf. Beitr. Fl. Aethiop. 169; Schweinf. 
in Bull. Herb. Boiss. iv. App. ii. 166; Hook. f. Fl. Brit. Ind. iv. 710. 
B. repanda, Kotschy ex Choisy, ].c. 4. stellata, Wight, Ic. t. 875. 
Upper Guinea. Senegal, Roger! Leprieur ! 
Wile Land. Nubia: Soturba Mountains, at Mirsa Elei, Schweinfurth, 2437! 
and sea-coast about 21° N., Bent! Wadi Sarrauib, Schweinfurth, 234! Wadi 
O-Mareg, Schweinfurth, Ser. 3,123! Singa, Schweinfurth, 219! Kordofan: Bir 
Sodari, Pfund, 185! Arashkol Mountain, Kotschy, 144! Ethiopia, Kotschy, 109 ! 
110! 272! Eritrea: Monkullo, near Massowa, Schwejnfurth & Riva, 238! Keren, 
Steudner, 680! near Eilet (Ailet), Ehrenberg. Abyssinia: in rocky places near 
Gageros and Gursarfa, 3000-5000 ft., Schimper, 2223 ! Somaliland : Adda Galla, 
James & Thrupp! and without precise locality, Mrs. Lort Phillips! Appleton ! 
Thomson! Drake Brockman, 352! 
Lower Guinea. Angola: Loanda, Gossweiler, 292! 
Mozamb. Bist. German East Africa: Usambara; Umba Valley, Smith ! 
Also in Tropical Asia. 
7. B. fallacissima, Heimerl in Verhandl. Bot. Ver. Brandenb. 
xxxi, 223. Habit of B. plumbaginea. Lower leaves cordate-ovate, 2 
in. long, 14 in. wide; upper leaves ovate or cordate, acute, 14 in. long, 
1 in. wide; petiole short. Flowers in 2-3 whorls towards the end of 
the branchlets; pedicels longer than the flowers; bracteoles linear- 
lanceolate, 2 lin. long. Upper part of the perianth shortly tubular, 24 
lin. long ; lower persistent part clavate, with about 10 hemispherical 
glands near the top. Stamens 2, slightly exserted. 
Lower Guinea. German South-west Africa: Hereroland, Liideritz, 171! 
8. B. plumbaginea, (av. /c. ¢.112. Stems tall, erect, glabrous 
or hairy. Leaves distinctly petioled, broadly ovate, thin, entire, usuallv 
obtuse. Flowers in whorls on a lax ample (usually terminal) panicle ; 
