MULFORD EXPLORATIOlSr OF THE AMAZON VALLEY 



283 



lenfz,-tli of the perigone, the filaments connate at the base, the 

 anthers minute. 



Near Eurrenaloaqiie, 1,000 feet, 0. E. White, October 8, 1921 

 {no. 886). "A shrub, to 10 feet high, with greenish-white flow- 

 ers. Leaves used as a fish poison, and said to be the strongest of 

 three varieties there used. Often planted in door-yards." 



Phyllanthus prunifolius 



(Fruiting specimens.) Glabrous. Branchlets elongate, slen- 

 der. Petioles 2 mm. long. Blades to 8 cm. long by 3 cm. wide, 

 lanceolate with rounded base and acuminate acute or acutish 

 summit, entire, or obsoletely serrate-dentate, thick, the slender 

 venation sharply prominent beneath, the secondaries 6 or 8 on 

 each side, strongly ascending, crooked and irregular, connected 

 by few crooked tertiaries, the finer venation coarsely and 

 strongly anastomosing. Racemes sessile, mostly 2 or 3 together 

 in the axils or along the nodes of naked branchlets, flexuous, sev- 

 eral-flowered, bearing persistent small subulate bracts. Fruit- 

 ing pedicels 2 or 3 mm. long, filiform, the persistent calyx spread- 

 ing or reflexed, deeply 6-parted, 2.5 to 3 mm. broad, the divisions 

 white, membranaceous, oblanceolate, obtuse. Berry red, 3 mm. 

 long and nearly as broad, obovoid, triquetrous, the summit de- 

 pressed in the center, the persistent styles 3, distinct, filiform, 

 somewhat recurved, 1 mm. long. 



On the River Ibon, 800 feet, M. Cardenas, February 15, 1922 

 {no. 2085). small shrub, with red berries." 



Croton flavispicatus 



(Section Decaeinktm.) More or less scabrous throughout, 

 with very short stellate hairs. Stems rather stout, coarsely 

 angled or sulcate, light-gray. Leaves alternate, both petioles 

 and blades very unequal. Petioles to 3 em. or more long, rather 

 stout, channeled, the glands at the summit small, narrow, black. 

 Blades to 1 dm. long and half or more as wide, ovate with 

 rounded or slightly cordate, often inequilateral base, and acumi- 

 nate and acute summit, entire, yellowish-green and scabrous 

 above, whitish and slightly scabrous beneath, the principal veins 

 lightly impressed above, strong and prominent beneath; ob- 

 scurely 5-nerved, the secondaries 6 or 8 on each side, ascending 

 at about 45°, connected by crooked tertiaries. Some spikes ap- 

 pearing axillary, but really terminating undeveloped branches. 



