76 ORDBB 40. RHAMNACE^E. 



Leaves alternate. a Capsule dehiscent. Cells 2-ovuled. Vine CELASTRUS. I 



a Capsule dehiscent. Cells 1-ovuled. Erect. S. Fla MAYTEXUS. 



a Drupe dry, 2-celled, 2-seeded. Erect. S. Fla SCHAEFFERIA. 



Leaves opposite. b Capsule 3-5-celled. Cells 2-ovuled EUOXYMUS. 3 



b Drupe 1-celled, 1-seeded (ovary 2-4-celled.) S. Fla .MYGINDA. 



1. OELASTRUS, L. STAFF-TREE. Fls. often imperfect. Sep. and pet. 

 5. Disk 5-lobed, bearing the 5 stamens on its edge. Caps, subglobous, or 3- 

 angled, 3-celled. Seeds with an arillus, 1 or 2 in each cell. "^ With alter- 

 nate, deciduous Ivs. and minute, deciduous stipules. 



C. Ncandeiis L. St. twining; Ivs. oblong, acuminate, serrate; rac. terminal; floweis 

 dioecious. Woods. 20 40f. Arilled seeds scarlet, persistent in winter. June. 



2. EUONYMUS, Tourn. BURSTING BUSH. (Ev, good, ovojiia, name.) 

 Fl. perfect ; calyx flat, of 5 (sometimes 4 or 6) united sepals. Corolla flat, 

 inserted on the outer margin of the broad disk. Stamens 5, with short fila- 

 ments. Caps, colored, 5-angled, 5-celled, 5-valved. Seeds wholly invested 

 with a scarlet aril. ^ *> Lvs. opposite, serrate. Flowers purple. 



1 E. atropnrpureus Jacq. Lvs. elliptic-ovate, petiolate, acuminate, finely serrate, 



puberulent beneath ; ped. compressed, many-flowered ; fls; usually 4-merous ; capsule 

 smooth, lobed. Woods. 4 lOf. Fruit crimson. June. Varieties in cultivation have 

 orange-red or even whitish fruit. 



2 E. Americanus L. Branches 4-angled ; Ivs. oval and elliptic-lanceolate, acumi 



nate, acute, or obtuse, smooth, subsessile ; ped. round, about 3-flowered ; fla. mostly 

 pentamerous ; caps, warty. Woods. 2 5f. Fruit dark red. June. 



|3. obotatu*. Trailing ; Ivs. obovate, obtusish, petiolate. Ohio, &c. 



y. ani?u*tif~oliii*. Lvs. linear-lanceolate, inequilateral, acute at each end. South. 



3 E. EUROP^US, has smooth, shining, lance-oblong, serrate leaves, the flattened ped. 



3-flowered ; fls. 4-parted. Europe. Not hardy North. (See Addenda.) 



ORDER XL. RHAMNACE^E. BUCKTHORNS. 



Shrubs or small trees, often spiny, with simple, alternate, stipulate leaves, 

 with flowers regular, sometimes apetalous or otherwise imperfect ; with the 

 stamens perigynous, as many (4 or 5) as the valvate sepals, alternate with 

 them, and opposite to the petals when they are present. Disk perigynous. 

 Capsule or drupe with one albuminous seed in each cell. 



Leaves opposite or subopposite, with opposite branches... a 



a Flowers small, in axillary clusters or umbels. S. Fla SCUTIA. 



a Flowers minute, spicate, in terminal panicles SAGERETIA. 1 



Leaves alternate. b Shrubs climbing by twining. Petals sessile BERCHEMIA. 2 



b Shrubs climbing by tendrils. Pet. short GOUANIA. 3 



Leaves alternate. c Clusters of (white) flowers terminal. Pet. unguiculate CEANOTHDS, 4 



c Clusters axillary. Pet. 4, 5, or 0, on the margin of disk RHAMNCS. 5 



Clusters axillary. Pet. 5, under the 5-lobed disk. S. Fla COLUBRIXA. 



1, SAGERETIA, Brongn. (Named for At. Sageret, a Frencl florist 

 and vcg. physiologist.) Calyx 5-cleft. Petals 5, cucullate. Sta. 5. Ovary 

 immersed in the entire disk, with a 3-lobed stigma. Drupe 3-celled. ^ 

 With slender branches. Fls. in rigid, interrupted spikes. 

 S. OTichauxil Brongn. Branches at length spiny; leaves ovate or oblong-ovate, sub- 

 sessile, shining, subentire. Sandy coasts. Car. to Fla. Trailing, 6 16f. October. 



