JOHNSTON. — NEW PLANTS FROM VENEZUELAN ISLANDS. 689 



long, and 0,5 to 1.5 cm. wide; penninerved; margin serrulate to entire; 

 base acute; apex acute, often mucronate ; petiole 2 mm. long; stipules 

 scarcely 1 mm. long, setaceous : inflorescence monoecious : flowers sessile 

 or subsessile ; bracts minute, ovate: staminate Jiower : — sepals 5, nar- 

 rowly lanceolate, united slightly at base, with acute apex, white-dotted 

 lobes, externally pubescent; petals externally sparingly long-pubescent, 

 broadly lanceolate, acuminate, cuneate at the base, shortly unguiculate ; 

 glands alternate with petals, glabrous, slightly adherent to petals and 

 stamincal tube, fleshy, triangular, prolonged-acuminate; stamens 10, 

 3-whorled, the uppermost whorl bearing no anthers: corolla slightly 

 exceeding the light-green calyx which is 3.5 mm. long: pistillate Jloioer: — 

 sepals 5, lanceolate, oblique from the middle up, with base narrowing but 

 slightly, and apex attenuate, both sides sparingly long-pubescent, 4.5 mm. 

 long, slightly coherent at the base; corolla 1.2 length of calyx, 5-Iobed; 

 lobes cohering but slightly at the shortly unguiculate base, lanceolate, 

 with an acuminate apex ; petals white-dotted ; glands between the petals 

 small, triangular ; ovary pilose ; the three styles united half way, each 

 2-lobed. — Coche, in the interior, Johnston, no. 12, Aug. 5, 1903. 



Argithamnia erubescens, n. sp. Shrub 3 to 6 dm. high: leaves 

 often becoming purple, fasciculate, lanceolate to obovate, 4 cm. long and 

 1 cm. wide, subsessile, minutely and remotely serrate ; both sides covered 

 by a long white pubescence ; apex obtuse or acute, often mucronate ; 

 base attenuate : inflorescence dioecious, fasciculate, 1 to 4 flowers in a 

 fascicle: pistillate Jiower appressed-pubescent ; pedicel 4 mm. lono-; 

 bracts 2, minute, oval, acute; calyx 5-parted ; sepals lanceolate, 8 mm. 

 long and 3 mm. wide; petals 5, subequal, slightly exceeding the sepals, 

 minutely pubescent toward the base, elliptical, or narrowly obovate, 

 shortly unguiculate, glands between petals conspicuous ; ovary pubescent, 

 style united above the middle, stigmas bilobed : staminate jiower shortly 

 pedicellate; sepals 5, narrowly lanceolate, acute; petals obovate, narrow 

 at the base; stamens about 10, 2-whorled ; the stamineal column some- 

 what exserted. — El Valle, Miller S^ Johnston, no. 213, July 22, 1901, 

 and Johnston, no. 58, Aug. 21, 1903. 



Croton margaritensis, n. sp. Shrub G to 9 dm. high : leaves 

 alternate, long-petioled, stipulate, narrowly to broadly lanceolate, 1 to 

 3 cm. wide, 4 to G cm. long, sinuately serrate, the teeth bearing glands; 

 upper surface remotely stellate-pubescent ; un<ler side similar, but pale 

 green ; apex of blade acute or acuminate ; base rounded or cordate ; 

 petiole slender, 2 to 3 cm. long ; stipules very small, setaceous, bearing 

 at apex a single gland : inflorescence monoecious, in a simple raceme : 



VOL. XL. — 44 



