30 CONTRIBUTION TO THE FLORA OF GAZALAND. 
WALTHERIA AMERICANA, Linn. Sp. Pl. 673 (1153). 
Chimanimani Mts.. 7000 ft.; in fl. Sept.: n. 2057. Madanda Forest, 
400 fr.; in fl. Dec.; n. 2056. Chipetzana, 3000 ft.; in fl. April; 
n. 2058. 
Distrib, Widely distributed. 
TILIACE М. 
GREWIA MADANDENsIs, J. R. Drummond MS. in Herb. Mus. Brit., sp. nov. 
Arbuscula, ramulis adultioribus teretibus glabris novellis cinereo-pubes- 
centibus ; foliis mediocriter petiolatis, lamina subeoriacea manifeste discolore 
supra glabra subtus cinereo-pubescente oblonga vel ovato-oblonga basi 
leviter obliqua rotundata vel leviter subcordata vel interdum cuneata apice 
acuta vel obtusa margine serrulata costa superne impressa basi trinervia 
nervis lateralibus utrinque 3-4 adscendentibus superne non prominulis; 
inflorescentia axillari pedunculis seepissime quam pedicellis brevioribus 1-3- 
flora, alabastris oblongo-elliptieis extus cinereo -pubescentibus | striatis; 
sepalis linearibus quam petalis paulo longioribus ; petalis luteis oblongis ad 
1 longitudinem sepalorum attingentibus basi area glandulosa ad quartam 
partem petalorum adnata ; toro inferne glabro ; ovario cinereo-pubescente 
bilobo ; fructu ignoto. 
Hab. Madanda Forest at about 400 ft. ; n. 1221 ; in fl. Dec. 6, 1906. 
A small tree with yellow flowers, on the ant-heaps at Ancate,  Singuni 
name, “ Umsipana.”’ 
Folia adulta 3°0—4-0 em. longa, 1:2-2:0 em. lata ; petioli 4:0—6:0 mm. longi. 
Sepala + 1:0 em. longa. Petala eum area glandulosa + 80 mm. longa. 
Area glandulosa circ. 2:0 mm. 
This species is allied to (. grisea, М. E. Br. (Ngamiland, С. J. Lugard, 
n. 54). 
Dr. Burret in his recent Monograph of the African species places 
<. grisea, №. E. Br., among bis “ species dubis vel non visæ.” 
GREWIA SWYNNERTONIL, J. R. Drummond MS. in Herb. Mus. Brit., 
Sp. nov. 
Frutex prostratus ramulis adultis teretibus | glabrescentibus florigeris 
pubescentibus ; foliis in speciminibus nostris parvis inter minores generis 
breviuscule petiolatis, petiolo albo-hirto, lamina ovato-lanceolata vel oblongo- 
lanceolata basi subeordata obliqua apice obtusa vel subacuta margine serrata 
vel erenato-serrata utrinque stellato-pubescente stipulis setaceis caducis ; 
inflorescentia axillari ; pedunculis pedicellisque albo-hirtis, alabastris oblongo- 
ellipticis striatis ; sepalis linearibus extus stellato-tomentosis ; petalis oblongis 
vel ovato-oblongis in sicco luteis quam calyce triente brevioribus area 
glandulosa ad tertiam partem adnata; staminibus calyce paulo brevioribus ; 
