304 



SCIENTIFIC AND APPLIED PHARMACOGNOSY 



flattened, about 3 mm. in diameter, longitudinally furrowed or wrink- 

 led, internodes about 15 mm. in length, externally light brown, 

 tomentose, glandular, internally, cork yellowish-brown, fibrovas- 

 cular bundles in distinct wedges, bast and wood fibers yellow, dis- 

 tinct, pith large, yellowish-brown; flowers subtended by two ovate, 

 reddish, pubescent and glandular bracts, pedicel short, calyx tur- 



FIG. 137. Cusso: A, longitudinal section through an expanded pistillate flower 

 showing bracts (d), outer series of sepals (e), inner series of sepals (/), petals 

 (</), perianth tube (k), sterile stamens (h), pistil (i). B, mature flower 

 viewed from above and showing the relation of sepals and petals. C, flower; 

 just before the maturing of the fruit showing pericarp (p), seed (). D, 

 mature pistillate flower as seen from above. E, pistil showing cylindrical 

 ovary, slender style with hairs (h) and large, slightly lobed stigma. After 

 Meyer. 



binate, pubescent below, consisting of two alternate whrols of four 

 of five obovate or oblanceolate sepals, the outer ones 10 to 12 mm. in 

 length, obtuse, entire, purplish veined, persistent and becoming much 

 elongated in the fruit, the inner about 3 to 4 mm. in length, becoming 

 shriveled and bent over the young fruit; carpels two, ovary about 1 



