410 EHFETBACEJE. (dtOWBERRY FAMILY.) 



2. P. Niruri, L. Annual ? branches short, very slender, recurved ; leaves 

 crowded, oval (2"- 4" long) ; calyx 5-partcd ; seed white, smooth, 6-furrowed 

 on the hack and 3-furrowed on the sides ; otherwise mostly like No. 1. — South 

 Florida. — Stem 6' high. 



13. PACHYSANDRA, Michx. 



Flowers monoecious, apetalous, spiked. Calyx hract-like, 4-partcd. Sterile 

 flowers numerous. Stamens 4, with club-shaped exserted filaments. Fertile 

 flowers few, at the base of the sterile spike. Ovary 3-celled, with two ovules in 

 each cell. Styles 3, thick, recurved. Capsule of three 1 -celled, 2-seeded, 2-valved 

 carpels. — A pubescent creeping perennial herb, with erect simple branches, 

 bearing at the summit several large ovate toothed alternate abruptly long-peti- 

 oled leaves, and near the base several thick bracted spikes. 



1. P. pi'OCUmbens, Michx.— West Florida, and westward, in rich shady 

 woods. Feb. and March. — Flowering stems 1° high. Leaves 3' -4' long, often 

 discolored. Flowers odorous. 



14. DRYPETES, VahL 



Flowers dioecious, apetalous, in axillary clusters. Calyx 4-6-parted, lined 

 in the centre with a wavy-lobed disk. Stamens 4-10, inserted under the di>k : 

 anther-cells distinct. Ovary resting upon the disk, 2-celled, the cells 2-ovuled. 

 Styles 2, short, spreading. Fruit drupaceous, 1 -2-celled. 1 -2-sceded. — Trop- 

 ical trees or shrubs, with alternate coriaceous entire smooth petioled leaves, and 

 minute many-braetcd flowers. 



1. D. Cl'OCea, Poit. Branches smooth; leaves oblong, acute at each end, 

 somewhat coriaceous, finely veined ; clusters many-flowered, shorter than the 

 petioles ; calyx 4-parted, and like the ovary and slightly 4-anglcd 1-seeded drupe, 

 tomentose ; stamens 4, exserted ; styles thick, obtuse. South Florida. — A small 

 tree. Leaves 3' - 4' long, smooth and shining. Flowers greenish-white. 



2. D. glauca, VahL Branches whitish, warty ; leaves glaucous, oblong, 

 obtuse or gland-pointed, coriaceous ; clusters few-flowered, as long as the pcti- 

 oles; calyx 5-parted; stamens 10; drupes oval, tomentose. — South Florida, 

 Dr. Blodgett. — Leaves 2' -3' long. 



Euphobbia Lathvtu-s and M.vnoiNATA, Dr. Curtis informs me, are nat- 

 uralized in North Carolina, and MbroUBIALIS annua is spontaneous around 

 Charleston. 



Ordeb 120. EMPETRACE.E. (Crowberry Family.) 



Shrubs, with evergreen linear alternate or whorled leaves, without 

 stipules, and small dioecious or polygamous flowers. — Calyx bract-like, 

 of _' :: sepals, imbricated. Corolla of 2-8 petals similar to the calyx, 

 hypogynous. Stamens 2- o. alternate with the petals, exserted : anthers 



