Dopatrium.| XCII. SCROPHULARIACEX (HEMSLEY AND SKAN). 325 
D. Schweinfurthii, Wettst. in Engl. & Prantl, Pflanzenfam. iv. 8B, 75, said to 
have large yellow flowers, is, I presume, the same as D, /utewm. Engl. 
2. D. tricolor, Hngl. in Engl. Jahrb, xxiii. 499. Stems erect, 
simple, about 14 ft. high; lower internodes short, upper 1-3 in. long. 
Radical leaves rather crowded, broadly linear, 14-2} in. long, 1-2 lin. 
broad, obtuse, slightly broader at the apex; cauline leaves 1-5 lin. long, 
becoming scale-like and membranous, connate at the base, oblong to 
suborbicular. Inflorescence a short terminal raceme; bracts similar to 
the uppermost leaves; pedicels 2-34 lin. long. Calyx 14 lin. long, 
membranous; teeth 3 lin. long, broad, obtuse. Corolla whitish, violet 
on the upper lip and the lateral lobes of the lower lip, golden-yellow on 
the anticous lobe at the base ; tube infundibuliform, about 7 lin. long; 
upper lip broadly obovate, 3 lin. long, 2} lin. broad, emarginate ; lateral 
lobes of the lower lip 4 lin. long, 24 lin. broad ; anticous lobe 5 lin. long, 
4 lin. broad. Filaments twisted just below the anthers; anther-cells 
apiculate, minutely pubescent, with a tuft of hairs at the base. Style 
1} lin. long. 
Nile Land. Bongo: between Addai and Gir, Schweinfurth, 2557 ! 
D. tricolor, Wettst. in Engl, & Prantl, Pflanzenfam. iv, 3B, 75, is apparently 
the same as D. tricolor, Engl. 
3. D. longidens, Skan. Stems erect, }-1 ft. high, simple; inter- 
nodes 14-2 in. high. Radical leaves oblong-lanceolate, up to } in. long, 
1}-2 lin. broad, acute; cauline leaves scale-like, ovate, 14-2 lin. long, 
acute, connate at the base. Inflorescence a few-flowered terminal 
raceme; bracts similar to the upper leaves but smaller ; pedicels 
5-8 lin. long, minutely pubescent. Calyx 2 lin. long, minutely and 
sparingly pubescent; teeth 1} lin. long, oblong, obtuse, dark brown 
in the middle, hyaline along the margins, faintly 3-nerved. Corolla 
reddish-purple with a white spot on the lower lip (Barter); tube 
cylindric, 7 lin. long, sparingly pubescent; limb 10-11 lin. broad ; upper 
lip entire, obovate, 34 lin. long, 3 lin. broad; lower lip tripartite ; lateral 
lobes obovate ; anticous lobe 6-7 lin. long, 7-8 lin. broad, emarginate, 
Anthers coherent, ciliate; cells subequal. Style 6 lin. long. Capsule 
subglobose, about 3 lin. long. 
Upper Guinea. Northern Nigeria: Nupe, in pools on rocks, Barter, 1683 ! 
4. D. macranthum, Oliv. in Trans. Linn. Soc. xxix. 120, t, 121, 
Jig. A, Stems erect, 8-10 in. high, sparingly branched near the base. 
Radical leaves oblanceolate, 4-9 lin. long; cauline leaves scale-like, 1 
lin, long, ovate, obtuse, connate at the base. Inflorescence a terminal 
few-flowered raceme; bracts minute; pedicels 2-2} lin. long. Calyx 
12-1} lin, long, minutely pubescent ; teeth scarcely } lin. long, broad, 
obtuse, 3-nerved. Corolla purple or violet; tube } in. long, curved 
but scarcely dilated at the throat; limb 8-10 lin, broad; upper lip 
2-tid ; lobes rounded; lower lip obtusely 3-lobed. Anther-cells sub- 
equal, ciliate; connective thickened on the back.—-D. senegalense, T’. 
Thoms. in Speke, Nile, Append. 641, not of Benth. 
Nile Land. Uganda: near Koki or Koche in Ganiland, Speke § Grant / 
