Flora of the Malayan Peninsula. 203 



Leaves opposite or almost opposite .. .. ..1. M. Hierniana. 



Leaves alternate : — 



Leaves puberulous on the lower surface, their veins prominent. . 2. M. venosa.. 



Leaves densely velvety pubescent on the lower surface, their 



veins obsolete . . . . . . . . . . 3. J/, olivacea. 



Leaves glabrous or nearly so : — 

 Leaves broadly ovate or elliptic, 3 to 5 in. long and 1-65 to 

 2-65 in. broad ; main-nerves 3 to 5 pairs . . . . 4. ilf . merguensis. 



Leaves oblong to oblong-lanceolate 1-5 to 3 in. long and -65 to 

 1"85 in. broad : — 



Main-nerves 6 or 7 pairs ; fruit globular .. ..5. M. Clarkeana. 



Main-nerves obsolete ; fruit obliquely ellipsoid . . . . 6. M. perakensis. 



Leaves polymorphous (mostly elliptic obovate or sub-rotund) ; 



fruit globular, fusiform . . . . . . ., 7. M. huxifolia. 



1. Maba Hiebniana, King & Gamble, n. sp. A small glabrous 

 shrub ; young brancbes ranch thinner than a goose-quill, pale, 

 glabrous. Leaves opposite, thinly coriaceous ; oblong-elliptic, the 

 apex shortly acuminate, the base cuneate, the edges slightly recurved 

 when dry; both surfaces hepatic-brown when dry and shining, the 

 reticulations on the upper distinct ; main-nerves 8 to 10 pairs, curved, 

 ascending and forming wide arches near the edge, prominent on the 

 lower surface, faint on the upper ; the midrib bold on both ; length 6 

 to 10 in.; breadth 2 to 3-5 in.; petioles "3 to '6 in. Male fiotvers 

 unknown. Female fioivers rotate, '4 in. across, almost sessile, in 

 axillary or extra-axillary fascicles of 2 or 3. Calyx spreading, divided 

 almost to the base into 3 to 5 rotund, minutely crenate, slightly 

 imbricate lobes. Corolla nearly twice as long as the calyx, deeply 

 divided into 5 broadly oblong blunt lobes with slightly recurved edges ; 

 staminodes 3 or 4, with short thick filaments and broad antherodes. 

 Ovary depressed-hemispheric, with short, thick, conical style and 

 small stigma. Fruit not seen. 



Pekak : King's Collector 7920. 



2. Maba venosa. King & Gamble. A tree 15 to 50 feet high ; 

 young branches twice as thick as a crow-quill, the bark pale and 

 deciduously cinereous-puberulous. Leaves alternate, thinly coriaceous ; 

 oblong-elliptic, acute or shortly acuminate, the base slightly cuneate 

 or rounded ; both surfaces dark olivaceous when dry ; the upper 

 shining, glabrous except the puberulous depressed midrib and main- 

 nerves ; the reticulations minute but distinct ; lower puberulous 

 ■everywhere and the midrib prominent ; main-nerves 6 to 9 pairs, 

 prominent, curved, spreading, interarching boldly near the edge ; length 

 4-5 to 6-5 in. ; breadth 2 to 3 in. ; petioles -35 to -5 in. Male and 

 female fioivers alike, in densely crowded extra-axillary cymose fascicles 

 of 5 or 6, not longer than the petioles ; flowers mostly sessile, one or 



