35^ TRANS. ST. LOUIS ACAD. SCIENCE. 



* * Stigma sessile and terminal ; drupe spheroidal; seed suspended. 



4. M. INTEGRIFOLIA, Lam. — Shrub, glabrous throughout, pale; leaves 

 thick, inch and a half long, elliptical-obovate, somewhat narrowed above, 

 obtuse, tapering to a short petiole, entire but with a few rudimentary den- 

 ticles along the margin; inflorescence not over half the length of the 

 leaves, the lateral pedicels stout and divergent; flowers greenish-white; 

 drupe 4 to 6 mm. long, i-celled. — Diet. iv. (1797), 396. — Key West. 



5. M. LATiFOLiA, SwARTZ. — Rather large shrub, glabrous; leaves 

 thick, inch or inch and a half long, obovate-cuneate, petioled, rounded at 

 apex, crenulate to subentire; inflorescence often nearly as long as the 

 leaves; flowers white; drupe 6 to 8 mm. long, oblong-spheroidal, 2-celled. 

 Fl.Ind.Occ. i. (1797), 342; Watson, 162. — Florida Keys and Guadeloupe. 



SCH^FFERIA, jAcq_. — Shrubs or small trees with firm glabrous leaves 

 and small flowers clustered in their axils. — Stirp. Amer. 259; Benth. & 

 Hook. Gen. i. 367. 



1. S. CUNEIFOLIA, Gray. — Shrub with rigid somewhat spinescent twigs; 

 leaves coriaceous, half inch long, spatulate-cuneate, subsessile, round- 

 ed or emarginate at apex, entire or occasionally slightly crenate-lobed 

 above, rugose-veiny ; flowers sessile ; fruit 4 mm. long and about as broad, 

 flattened, with a longitudinal groove on each side. — PI. Wright, i. (1852), 

 35; ii. 29; Watson, 163. — Texas and New Mexico, extending into Mexico. 



2. S. FRUTESCENS, Jacq^ — Small tree with less rigid twigs; leaves 

 larger (2 in. long), elliptical to obovate, mostly very acute at both ends, 

 entire, rugose-veiny ; flowers pedicelled ; drupe about as large as in the 

 last but less compressed and grooved. — Stirp. Am. (1763), 259; Watson, 

 163; Sargent, Forest Trees, 39. — Southern Florida and the Keys, from the 

 West Indies. 



MORTONIA, Gray. — Shrubs with small crowded thick entire leaves 

 and small flowers thyrsoidally clustered at the ends of the branches. — PI. 

 Wright, i. 34, pi. 4; ii. 28; Benth. & Hook. Gen. i. 368. 



1. M. SEMPERViRENS, Gray. — Twigs and inflorescence pubescent; 

 leaves small (4 to 6 mm. long), smooth and glabrous, elliptical, obtuse to 

 subacute, very short-petioled ; pedicels bibracteate close to the flowers, 

 the bracts obtuse; fruit oblong, 2X6 mm. — PI. Wright, i. (1S52), /. c. ; 

 Watson, 162. — Texas and New Mexico ( Wright). 



2. M. SCABRELLA, Gray. — Pubescent; leaves often twice as large, 

 elliptical or round-elliptical, obtuse or stout-pointed, papillate-rough- 

 ened; otherwise resembling the last. — PI. Wright, ii. (1853), 28; Watson, 

 162. — Arizona and New Mexico, extending into Mexico. 



3. M. Greggii, Gray. — Twigs and inflorescence pubescent, leaves 

 longer (half inch to inch long), spatulate to oblong, tapering to a short 



