434 XCII, SCROPHULARIACEE (HEMSLEY AND SKAN). [Cycnium. 
6. C. questieauxianum, De Wild. Hiudes Fl. Katanga, 124, t. 4. 
Stems erect, about 10 in. long, bearing some scarious bracts at the base, 
glabrous or furnished with small scattered hairs; internodes }-1} in. 
long. Leaves opposite or subopposite, sessile or the lower with a short 
petiole, oblong or the upper oblong-lanceolate, 14-2 in. long (the middle 
ones longest), 2-34 lin. broad, rigid, glabrous, irregularly crenate. 
Flowers racemose. Pedicels 3-1 in. long; bracteoles linear about 5 lin. 
long and } lin. broad, attached near the summit of the pedicels. Calyx 
tubular, 64-7} lin. long, glabrous; lobes about 4 lin. long, narrow, 
acute. Corolla-tube about | in. long, narrow, slightly inflated towards 
the middle and curved, glandular-pubescent outside; lobes obovate, 
74 lin. long, the upper about twice as broad as the others and slightly 
bilobed at the apex. Ovary glabrous, compressed ; style shorter than 
the stamens, with an elongated stigma. 
South Central. Congo Free State: Katanga; near Lukafu, Verdick, 165. 
7. ©. tomentosum, LHngl. in Ann. Istit. Bot. Roma, vii. 29. A 
large herb with the stems and the underside of the leaves, especially on 
the nerves fulvous-tomentose; lower internodes 13~—2 in. long; upper 
internodes 7-12 lin. long. Leaves oblong-elliptic, about 2 in. long, 
12-13 lin. broad, subcoriaceous, acute at both ends, crenate-serrate ; 
lateral nerves several, ascending. Flowering branches racemose, turned 
to one side; internodes 5-74 lin. long. Pedicels 24-34 lin. long; 
bracteoles linear, about 5 lin. long and 2 lin. broad, obtuse, tomentose, 
approximate to the calyx. Calyx about 11 in. long, shortly grey-pilose ; 
tube about 1 in. long, subcylindric, constricted above, at length slit on 
one side; lobes lanceolate, 24 lin. long, % lin. broad. Corolla white, 
violet when dry; tube obliquely funnel-shaped, up to 2 in. long, 
curved ; lobes obovate, 1-1} in. long and broad, reticulately veined. 
Nile Land. (alla Country : Biddume, Riva, 1219. 
8. C. erectum, Rendle in Journ. Bot. 1896, 128. Stem woody, 
erect, up to 3} ft. long and 21 lin. thick, shortly hispid, sparingly 
branched above, the cortex and outer layers of the wood tinged with 
purple ; branches short. Leaves sessile, lanceolate or suboblong from 
a cuneate base, up to 2 in. long and 10 lin. broad, shortly hispid on both 
sides, crenate-serrate except at the entire base. Flowers opposite, forming 
a raceme up to 1 ft. long; bracts similar to the leaves but smaller, 
about equal in length to the pedicels. Pedicels } in. long, becoming 
? in. long in fruit, somewhat hispid; bracteoles linear-lanceolate, nearly 
2 lin. long, inserted under the calyx, somewhat hispid. Calyx tubular, 
7-8 lin, long, oblique above through being slit to about the middie on 
the lower side, equally 5-lobed ; lobes narrowly triangular, acuminate, 
1 lin. long. Corolla dark purple when dry; tube 1} in. long, 1 lin. 
broad in the lower half, widening to 11 lin. broad at the insertion 0 
the stamens; limb delicately veined ; upper lip bifid to the middle; lobes 
of the lower lip broadly ovate, 3 in. long, } in. broad. Style 2} lin. 
long. Capsule (unripe) broadly oblong, } in. long, slightly compressed, 
