170 CONTRIBUTION TO THE FLORA OF GAZALAND. 
LABIATE. 
The collection includes Leucas martinicensis, В. Br., a tropical weed. 
OCIMUM suave, Willd. Enum. Hort. Berol. 629. 
Near Chirinda Forest, 3700-4000 (t. ; in fl. Aug. ; nn. 384, 466. 
Distrib. Tropical Africa and Asia. 
О. KNYANUM, Vatke, in Linnea, xxxvii. (1871-73) 315. 
A common herb in the grass-veld and in cultivated ground near Chirinda ; 
Southern Melsetter, 2000-3500 ft. ; in fl. Feb., May, Nov. ; nn. 271, 40%, 
1988. 
Distrib, Tropical Africa. 
Ocimum ($ Hierocimum) opoxTosEPALUM, S. Moore, sp. nov. 
Humile (semispithameum) caule ereeto ramulos perpaucos juxta solum 
gignente aliter simpliei griseo-piloso pubescente, foliis paucis przeeipue ramu- 
lorum apicem versus confertis oblongis vel anguste oblongo-obovatis obtusis 
margine crenatis crenulatisve dense hirsutulo-pubescentibus, spicastris rite 
evolutis folia longe excedentibus pilis retrorsis pubescentibus, verticillastris 
demum sat distantibus vulgo 4—6-floris basi glandulis duabus poculiformibus 
perspicuis instructis, floribus pro rata majusculis pedicellatis, bracteis parvulis 
ovatis obtusis fugaceis, calycis sub anthesi campanulati sparsim piloso- 
pubescentis lobo postico decurrente suborbiculari margine obscure denticulato 
purpureo lobis lateralibus magnis rotundato-quadratis margine pluridentatis 
dentibus acuminatis lobis anticis triangulari-subulatis quam laterales brevi- 
oribus, corollæ glanduloso-puberule tubo calyce plane longiore superne 
ampliato labio antico obovato quam postieus paullo longiore, filamentis longe 
exsertis. 
flab. Meisetter, 6000 ft. ; in fl. Oct. ; nn. 6087, 6088. 
Folia 1-2 ст. long., 4-6 mm. lat. Spieastra tandem fere 10 em. long. 
Verticillastra distantia inter se summum 2 em. Bracter circa 25 mm. 
long., extus pilosule. Pedicelli 1:2 mm. long. Calyx sub anthesi 5-6 mm. 
long. ; lobus posticus 4 mm. long., vix totidem lat. ; lobi laterales 4 x 3'5 mm., 
lobi antici 25 mm. long. Calyx fructescens 8 mm. long., 5 mm. lat. ; 
hirtulo-puberulus, eleganter nervosus, subnitidus. Corollæ tubus fere 1 cm. 
long., basi 2 mm. ore 7 mm. lat. ; labium anticum 6 mm. long. ; labii postici 
5 mm. long., lobi laterales oblongo-ovati, obtusissimi, 2 mm. long., lobi antici 
2 mm. long., suborbieulares, margine crispuli. Filamenta circa 1:5 em. ex 
corolla eminentia. 
This can at once be distinguished by the large toothed lateral lobes of the 
calvx. 
ACROCEPHALUS CALLIANTHUS, Brig. in Engl. Вой. Jahrb. xix. (1894) 169. 
Lusitu River at 5000 ft. + in fl. April : n. 1955. 
Distrib. Mozambique and Nyasaland, 
