94 New Species of South Amehican Plants 



long as the corolla, narrow, the anthers short. Corpuscle oval, 

 the pollinia narrowly oblong. 



"A twining vine, to 20 feet, with white flowers, in edge of 

 forest on mountain-side near Cacagualito, 1800 feet, January 

 5," the type. Also "on a hill 3 miles inland from Playa Brava, 

 500 feet, June 25." (Herbert H. Smith, Colombia, No. 1901.) 



Philibertella filipes. 



Glabrous. Stems very slender, terete, the internodes 12 to 

 15 cm. long. Petioles 2 to 3 cm. long, very slender, the bases 

 connected by an interpetiolar line. Blades 5 to 7 cm. long, 

 3 to 4 cm. wide, ovate with deeply cordate base, the sinus nar- 

 row and the lobes over-lapping, and with abruptly acuminate 

 summit, the point attenuate and very acute, pale-green, the 

 venation inconspicuous, 2 or 3 pair of nerves radiating from the 

 summit of the petiole. Peduncle about 5 cm. long, the flowers 

 umbellate, numerous, the pedicels about 3 cm. long, very 

 slender, subtended at the base by small lance-linear attenuate 

 recurved bracts. Calyx 6 or 7 mm. broad, densely pilose within 

 and explanate at the base and subtended by minute scales, 

 shallowly toothed. Corolla of nearly distinct petals, which are 

 about 8 mm. long, lanceolate, obtuse. Outer crown saucer- 

 shaped, membranaceous, the margin entire, adnate only to the 

 corolla, the inner of the 5 obovate erect scales exceeding the 

 stamens, thick, fleshy, pilose within and with rounded 

 summits. Anthers strongly winged and minutely appendaged. 

 Stigma large, discoid, 5-angled, the summit minutely 2-lobed. 

 Corpuscle broadly ovate, obtuse, the filament thick and short 

 with two projections on the lower side, the pollinia oblong, 

 pendulous. 



"Twining to 10 feet. Occasional in thickets on swampy 

 land or along streams below 1,500 feet; November, the flowers 

 whitish. Collected near Bonda, 150 feet, November 24." 

 (Herbert H. Smith, Colombia, No. 1669.) 

 Philabertella ovalifolia. 



Glabrous. Stems slender, finely sulcate as dried, greenish, 

 the internodes about 10 to 12 cm. long. Petioles about 5 mm. 

 long, broad, channeled above like the midrib. Blades 4 to 6 

 cm. long, 2.5 to 4 cm. broad, oval with abruptly very short- 

 acuminate base and mucronulate summit, pale-green, thickish, 

 the venation inconspicuous, the very slender secondaries 7 or 

 8 on each side. Umbels sessile, many-flowered, the pedicels 

 1.5 cm. long, filiform, subtended by very small linear bracts. 

 Calyx parted to the base, the lobes i mm. long, lanceolate, acum- 

 inate and acute. Corolla parted nearly to the base, the lobes 

 6 mm. long, oblong, obtuse, very thin. Outer crown very short, 



