Euphorbia geniculata Orteg.
Common Name : Wild poinsettia
Family : Euphorbiaceae

HABIT |
ERECT, ANNUAL HERB, UP TO 1.2 M TALL. |
STEMS |
FISTULAR, RIBBED, BRANCHED IN THE UPPER PART, GLABROUS OR THINLY HAIRY TOWARDS THE APEX, GREENISH OR PURPLISH IN APPEARANCE. |
LEAVES |
ALTERNATE BELOW, OPPOSITE ABOVE, BROADLY OVATE, ELLIPTIC, OBOVATE, OR PANDURIFORM, RARELY LINEAR, BLADES 4-12 CM LONG, 0.3-7 CM WIDE, GLABROUS OR PILOSE, MARGINS ENTIRE TO COARSELY SERRATE, APEX ACUTE, SHORT-ACUMINATE, OR SHORTCUSPIDATE, BASE ROUNDED TO CUNEATE. |
FLOWERS |
CYATHIA IN DENSE TERMINAL CYMES; INVOLUCRE 2- 2.5 MM HIGH, GLABROUS. |
FRUITS |
CAPSULES SUBGLOBOSE, 3-4 MM LONG, GLABROUS. |
SEEDS |
SEEDS DARK BROWNISH GRAY TO BLACK, SOMETIMES MOTTLED, TRUNCATE-OVOID, ANGLED, 2-2.5 MM LONG, COARSELY TUBERCULATE, ECARUNCULATE. |