N: ORD Li IAC eA. 475 
Tribe.—TRILLIDEA. 
GENUS.—TRILLIUM,* LINN. 
SEX. SYST.—HEXANDRIA TRIGYNIA. 
ER ERA MM: 
BETHROOT. 
TRILLIUM ERECTUM, LINN. 
SYN.—TRILLIUM RHOMBOIDEUM, VAR. ATROPURPUREUM, MICHX.; 
TRILLIUM ATROPURPUREUM, BOT. MAG., TORREY; TRILLIUM 
ERECTUM, VAR. ATROPURPUREUM, PURSH.; TRILLIUM FdTI- 
DUM, SALISB. 
COM. NAMES.—PURPLE TRILLIUM, BETHROOT, BIRTHROOT, LAMB’S 
QUARTER, GROUND LILY, RATTLESNAKE ROOT, WAKEROBIN, IN- 
DIAN BALM, THREE-LEAVED NIGHTSHADE, INDIAN SHAMROCK; 
(FR., GER.) TRILLIUM. 
TRILLIUM ERECTUM, VAR. ALBUM, PURSH. 
SYN.—TRILLIUM PENDULUM, AIT., WILLD.; TRILLIUM RHOMBOIDEUM, 
VAR. ALBUM, MICHX. 
COM. NAMES.—(NOT SPECIFIC.) 
A TINCTURE OF THE FRESH ROOT OF TRILLIUM ERECTUM, LINN. 
Description.—Trillium erectum.—This common species of the genus is char- 
acterized as follows: Leaves just sessile, rhomboid, dilated, nearly as broad as 
long; éase cuneiform or acute. ower nodding, dull purple, raised upon a 
peduncle, and having a disgustingly fishy odor; peduncle 1 to 3 inches long, 
inclined. eéa/s plane, ovate, acutish, spreading, and caducous, Sepals acute, a 
little shorter than the petals. 
Var. AlYoum.—Jeaves not so abruptly taper-pointed as in the species, broader 
and more fully sessile. /Vower odorless, and averaging smaller; peduncle strongly 
curved. (The flower in the plate is constrainedly elevated to show the markings 
upon the petals and the color of the ovary); feta/s plane, greenish- or creamy- 
white, the veins and veinlets either green or purple.t Ovary deep, dull purple. 
Stigmas yellow. 
Trillium.—This genus is composed of low, perennial herbs. oots praemorse, 
tuber-like, circularly wrinkled, and giving off numerous long, primarily wrinkled, 
then smooth and branching, fibrous rootlets. Stems simple, smooth, stout, naked 
below, enlarged at the base, and furnished with several large, membranaceous, 
lanceolate, acute scales. eaves 3, in a single whorl at the summits of the stems, 
* Trilix, triple, the parts of the plant being in threes. : 
+ In Trillium erythrocarpum, Michx., the purple markings upon the petals are situated at their bases, and are 
broad, gradually narrowing, to cease in the middle. Pefa/s wavy-edged, ; 
