310 xcn. scrophulariace.e (hemsley and skan). \_Sutera. 



long, filiform. Calyx-segments 1 lin. long, linear, subacute, connivent. 

 Corolla 2 lin. long, ringent, lepidote ; limb subbilabiate ; lobes short, 

 entire, obtuse. Stamens and style included. Capsule with scattered 

 very minute whitish scales. — Chcenostoma pedicellatum, Enad. in Engl. 

 Pfl. Ost-Afr. C. 356. 



Moiamb. 3>ist. Portuguese East Africa : Eios de Sena ; banks of the 

 Zambesi, Peters. 



23. Chaenostoma lyperioides, Engl, in Engl. Jahrb. x. 253. 

 Minutely and densely glandular-pilose. Branches spreading, 8-12 in. 

 long ; internodes f— lj in. long. Leaves 7|— 10 lin. long and broad, 

 ovate, triangular at the base, coarsely serrate, sometimes biserrate ; 

 lateral nerves 2 or 3 on each side, immersed above, prominent below ; 

 petiole 3-5 lin. long. Inflorescence a many- flowered raceme, 2-6 in. 

 long; bracts lanceolate or the uppermost linear; pedicels 7^-12 lin. 

 long, densely pilose. Calyx densely pilose ; segments 2|— 3 lin. long, 

 narrowly linear, acute. Corolla orange-yellow ; tube 1\ lin. long, 

 slightly curved ; lobes oblong, 2J>- lin. long, 1— \\ lin. broad. Capsule 

 oblong, 2h lin. long, 1| lin. in diam., acute. Seeds very minute, ovoid, 

 concave on one side. 



lower Guinea. German South-west Africa : Hereroland ; Mount Kaiser 

 Wilhelm. near Okahanclya, 4600 ft., Marloth, 1351. 



18. MIMULUS, Linn. ; Benth. et Hook. f. Gen. PI. ii. 946. 



Calyx tubular, more rarely campanulate, 5-angled, 5-toothed or 

 more rarely 5-fid. Corolla-tube cylindric, sometimes rather broad or 

 ventricose, sometimes elongated and slender, equal or somewhat enlarged 

 at the throat ; posticous lip outside, 2-lobed, erect, reflexed at the sides, 

 or spreading and flat ; anticous lip spreading, 3-lobed, bigibbose at the 

 base and prominent almost closing the throat, or concave ; lobes 

 rounded, subequal. Stamens 4, clidynamous, affixed near the base of 

 the corolla -tube, included or exserted under the posticous lip ; filaments 

 filiform ; anthers glabrous or pilose on the back ; cells divergent or 

 divaricate, distinct or confluent at the apex. Style filiform, bilamellate 

 at the apex. Capsule oblong or linear, dehiscence loculieidal; valves 

 entire, rarely bifid. Decumbent or erect, glabrous or pilose, sometimes 

 viscid herbs, more rarely undershrubs. Leaves opposite, entire or 

 dentate. Flowers axillary, solitary or racemose ; pedicels ebracteate. 

 Corolla usually showy. 



Species about 90, in extratropical and mountainous regions of America, Asia, 

 Australia and Africa ; numerous in Western North America. 



1. M. gracilis, R. Br. Prodr. 439. A glabrous perennial, f- If ft. 

 high ; stem usually erect, stout, simple or branched from the base, 

 quadrangular, very narrowly 4-wingecl. Leaves f-2 in. long, 2-5 

 (usually 2|) lin. broad, decreasing in size in the upper part of the stem, 

 lanceolate" to narrowly oblong, obtuse, subacute or sometimes almost 



