462 Flora of the Malayan Peninsula. 



inserted near the top of the tube ; filaments slender ; anthers half- 

 exsert, sagittate, the tip membranous, the spurs slender, rather short ; 

 dorsal gland narrow, inconspicuous. Ovary of 2 glabrous ovate carpels; 

 style slender, with a cup-shaped top ; stigma almost globose, with a 

 short tip. Fruit not seen. 



Pen.\ng : on Government Hill, 1,900 feet, Fox 33 ; Curtis 2146. 

 Pekak : at Goping, King's Collector 4273. Malacca : Maingay (K.D.) 



1102. 



17. PoTTSiA, Hook. & Arn. 



Climbing shrub. Leaves opposite, with distant nerves. Flowers 

 small, in lax large terminal and axillary trichotomous paniculate cymes. 

 Calyx small, 5-partite, ^vith a ring of small glands within at the base of 

 each lobe. Corolla hypocrateriform ; tube cylindric, constricted and 

 naked at the throat ; lobes 5, overlapping to the right, only slightly 

 twisted, spreading. Stamens inserted at the mouth of the corolla-tube ; 

 filaments short"; anthers exsert, sagittate, connivent in a cone round 

 the stigma ; cells with basal empty spm's. Dish annular, deeply 5-lobed. 

 Ovary of 2 distinct carpels ; style thickened in the middle, attenuate at 

 base and under the ovoid-conical stigma ; ovules many in each carpel. 

 Fruit of two follicular mericarps, which are thin, terete, subtorulose. 

 Seeds linear, elongate, not beaked, with a deciduous coma ; albumen 

 copious ; cotyledons linear, flat ; radicle superior. — • Disteib. One 

 species, Indian and Malayan. 



PoTTSiA CANTONENSis, Hook. & Am. Bot. Beech. Voy. 199, t. 43 

 (1836). A large climbing shrub; branches terete, cylindric; branchlets 

 and innovations puberulous. Leaves membranous ; ovate or elliptic- 

 ovate, acuminate (usually abruptly and obtusely) at apex, rounded or 

 subcordate at base ; glabrous above, also beneath except for slight 

 pubescence along the midrib ; 2 to 4 in. long, 1 to 2-5 in. broad ; midrib 

 slender, much raised beneajth ; main nerves 5 to 6 pairs, distant, curved 

 upwards to and along the margin ; reticulations in a fine net-work ; 

 petiole slender, -75 to 1 in. long, minutely pubescent, the bases of each 

 pair joined in a thin ridge at the nodes, hiflorescence 4 to 6 in. long, 

 6 to 10 in. broad at top ; of trichotomous panicles ending in corymbose 

 drooping cymes ; primary peduncles 2 to 4 in. long, slender ; secondary 

 1 to 2 in. long ; rest slender, all rusty puberulous or glabrate ; pedicels 

 very slender, -5 in. long ; basal bracts leafy ; bracteoles minute, ovate, 

 ciliate, caducous ; buds slender, clavate ; flowers pink. Calyx-iwhe very 

 short ; lobes ovate, each with 1 to 4 minute scales at the base inside. 

 Corolla-i\\hQ cylindric-campanulate, slightly constricted at mouth, -15 

 to -2 in. long ; lobes spreading, ovate, "15 in. long, 3-nerved, margins 

 recurved. Anthers sagittate, smooth on the back with a very small 



