Thunbergia. | XCVIII. ACANTHACEE (BURKILL). 23 
with a few large teeth on the margin, more or less strigose on 
both surfaces; petiole pubescent with rust-brown hairs, about 1 in. 
long. Flowers on peduncles about as long as the petioles; bracteoles 
ovate, very acute, d-nerved, the. middle one forming a marked keel. 
Calyx short, with a sinuate margin. Corolla large, purple above; tube 
14 in. long; lobes 4 in: long, truncated. Anthers mucronate, glabrous, 
those of the ventral pair of stamens each with a single hook. Stigma 
triangular, the lateral angles barbeilate, dorsal lobe rounded, anterior 
‘side truncated with a small mucro. Capsule 1 in. long, velvety 
outside. 
Mozamb. Dist. British Central Africa: Nyasaland ; Shire Highlands, at Mudi, 
Scott-Elliot, 8563 ! and without precise locality, Buchanan, 263 ! 1092 ! 1339! 
41. T. mellinocaulis, Burkill. Stem covered with yellowish hairs, 
becoming glabrous when old, sulcate when dry. Leaves ovate-subcordate, 
occasionally with one small tooth on the margin at each side near the 
base, acute or shortly acuminate, pubescent below with yellowish hairs, 
less so above, 3 in. long, 2 in. broad; petiole } in. long or less, densely 
pubescent. Flowers on slender, almost glabrous, peduncles, attaining 
1} in. in length; bracteoles ovate, obtuse or subacute, somewhat pubes- 
cent. Calyx short with a sinuate margin, very slightly hairy. Corolla- 
tube 1} in. long, glandular outside; lobes rounded, paler in colour than 
those of 7’. mollis, Anthers mucronate, with a tutt of hairs at the base 
of each lobe, one anther lobe only of the lower pair spurred at the base. 
Stigma triangular, the lateral angle barbellate. 
Mozamb. Dist. British Centra Africa: Nyasaland; Mount Zomba, 4000- 
6000 ft., Whyte! 
Closely allied to the preceding species. 
42. T. petersiana, Lindau in Engl. Jahrb, xvii. 89. Stem 
thin, with scattered hairs, climbing. Leaves on petioles upwards of 
2 in. long, cordate or rarely subcordate, long acuminate, with a few 
large teeth on the margin, 3 in. long, 2} in. broad, pilose on both sides. 
Flowers on peduncles about 1 in. long; bracts ovate-lanceolate, acute, 
hairy, 3-nerved and 3-keeled, reticulated. Calyx very short, truncate 
or slightly toothed. Corolla large; tube wide, 1 in. long; lips 5 lin. 
long, violet. Anthers spurred at the apex and also at the base of each 
lobe with long spurs, not bearded. Stigma funnel-shaped, triangular 
parpellate—2. chrysops, Klotzsch (not ot Hook.) in Peters’ Mossamb. 
( 
Mozamb. Dist. Portuguese East Africa : Lower Zambesi ; Boror, Peters. 
43. T. usambarica, Lindau in Engl. Jahrb. xvii. 89. Stem thin, 
almost glabrous, except at the nodes. Leaves ovate-cordate, acuminate. 
entire or almost so, with scattered white hairs on both sides, 3 in. 
long, 2 broad; petiole up to 9 lin. in length. Flowers solitary on 
peduncles about 14 in. long; bracteoles broadly lanceolate, 7 lin. long, 
reticulated, with white glandular hairs. Calyx very small, irregularly 
toothed. Corolla-tube broad, nearly 1 in. long; lobes blue, small. 
