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608 CONTRIBUTIONS FROM THE NATIONAL. HERBARIUM. 



4. HIERONYMA Allem. PI. Nov. Bras. 1848. 



1. Hieronyma oblonga (Tulasne) Muell. Arg. Linnaea 34: 66. 1865. 



Stilaginella ohlonga Tulasne, Ann. Sci. Nat. III. 15: 248. 1851. 



Stikiginella benthami Tulasne, Ann. Sci. Nat. III. 15: 248. 1851. 



Puebla and Oaxaca. South America ; type from British Guiana. 



Tree or shrub ; leaves alternate, obovate-lanceolate, 15 cm. long or smaller, 

 subcuspidate, acute at base, lepidote-pubescent when young; flowers small, 

 dioecious, racemose ; fruit drupaceous. 



5. PHYLLANTHUS L. Sp. PI. 981. 1753. 



Shrubs or small trees, usually glabrous; leaves commonly distichous, small 

 or large, entire, stipulate ; flowers small, racemose, paniculate, or fascicled 

 in the axils ; fruit a capsule, sometimes fleshy and succulent. 



Several herbaceous species occur in Mexico. P. grandifolius L. has been 

 reported from Mexico upon the basis of a specimen collected by Sesse and 

 Mociiio ; this, however, came from Porto Rico. Some species of the genus 

 are cultivated for ornament. Certain Old World species are employed for 

 poisoning fish. 



Petioles half as long as the blades or longer 1. P. neurocarpus. 



Petioles much less than half as long as the blades. 

 Staminate calyx 4-parted. 



Fruit fleshy ; stipules dentate 2. P. acidus. 



Fruit dry; stipules entire 3. P. nobilis. 



Staminate calyx 5- (or 6-) parted. 

 Anthers dehiscent by vertical slits. 



Leaves rounded or very obtuse at apex, broadest above the middle. 



4. P. galeottianus. 



Leaves acute or acuminate, broadest near base 5. P. piirpusii. 



Anthers dehiscent by horizontal or oblique slits. 

 Flowers in elongate racemes or panicles. 



Flowers racemose 6. P. oaxacanus. 



Flowers paniculate. 



Stipules oblanceolate 7. P. tequilensis. 



Stipules linear-lanceolate or ovate-lanceolate 8. P. chiapensis. 



Leaves obovate-oblong. 

 Leaves ovate to ovate-oval. 



Pistillate calyx lobes pinnately nerved 9. P. glaucescens. 



Pistillate calyx lobes 1-nerved 10. P. adenodiscus. 



Flowers solitary or fasciculate in the leaf axils. 

 Leaves acute or acuminate. 



Staminate calyx 1 to 1.5 mm. long 11. P. acuminatus. 



Staminate calyx 2.5 mm. long 12. P. mocinianus. 



Leaves rounded or very obtuse at apex. 



Leaves small, 5 mm. wide or narrower, bi'oadest near apex. 



13. P. subcuneatus. 

 Leaves large, 1 to 3.5 cm. wide, broadest at or below the middle. 



14. P. micrandrus. 



1. Phyllanthus neurocarpus Muell. Arg. Linnaea 34: 69. 1865. 



Tamaulipas and San Luis PotosI; type collected between Victoria and Tula, 

 Tamaulipas. 



Leaves orbicular-ovate, 1.2 to 3 cm. long, rounded-obtuse, glabrous. 



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