. SURIANACK.E. (SURIANA FAMILY.) 149 



late corolla. Stamens 5, triadelphous : anthers tortuous, connate, at length sep- 

 arate Style single, with a cup-shaped disk surrounding its base. Stigmas 3. 

 Fruit oval, smooth, many-seeded. 



1. M. pendula, L. Stem filiform, smooth; leaves rougli, cordate, with 

 3-5 angular-toothed lobes ; sterile flowers in small racemes ; the fertile solitar}^ 

 on long peduncles ; fruit oval, blackisii, drooping. — Light soil, Florida to North 

 Carolina, and westward. May -August. — Flowers small, yellow. 



3. SICYOS, L. 



Flowers monoecious. Calyx flattish, with 5 subulate or minute teeth. Petals 

 5, united below into a rotate corolla. Stamens .5, monadelphous or triadelphous. 

 Ovary 1-celled, 1-ovuled. Style slender. Stigmas 3. Fruit membranaceous, 

 bristly, 1-seeded. — Annual herbs. Sterile and fertile flowers mostly from the 

 same axil. 



1. S. angulatUS, L. Plant hairy and clammy ; leaves thin, cordate, with 

 3-5 acuminate denticulate lobes ; sterile flowers racemose ; the fertile ones in 

 peduncled clusters, whitish. — River-banks, Florida, and northward. June - 

 August. 



Order 62. SURIANACE^. (Suriana Family.) 



A downy shrub, with alternate crowded exstipulate leaves, and perfect 

 yellow flowers, in small axillary bracted racemes. — Calyx .5-parted, per- 

 sistent ; the base filled with a fleshy torus, which bears the ovaries, petals, 

 and stamens. Petals i), oblong-obovate. Stamens 10, hairy, the alternate 

 ones short and sterile. Ovaries 5, distinct, with 2 erect collateral ortho- 

 tropous ovules in each. Stvles 5, each arising from the central angle of 

 the ovary near the base, thickened upwards. Carpels 1-seeded, indehis- 

 cent. Seeds without albumen. Embryo hooked. 



1. SURIANA, Plum. 

 Character same as the order. 



1. S. maritima, L. — Sea-shore, South Florida. — Shrub 4° -6° high. 

 Leaves lincar-si)atulate, fleshy, imbricated near the summit of the branches. 

 Racemes shorter than the leaves. 



Order 63. CRASSULACEiE. (Orpine Family.) 



Succulent herbs, with exstipulate leaves, and regular perfect and mostly 



cymose flowei's. Sepals 3 - 20, more or less united at the base, persistent. 



Petals as many as the sepals, inserted on the base of the caly.x, imbricated 



in the bud, rarely wanting. Stamens as many, or twice as many, inserted 



13* 



