TKILLIACE-E. 373 



Order 124. TBJLLIAQEE1,— Trillium Family. 



Herbaceous plants, viith simple stems, verticillate, net-veined leaves, and large termi- 

 nal mostly solitary trimerous flowers. Perianth 6-part^d. Stamens to 10. Ovart 

 free, 3 to 5-celled, -with as many styles. Erut succulent, 3 to 5-celled. v 

 numerous. 



1. TRILLIUM, Linn. Trillium 



Lat. trilex, triple; all the parts being in three3. 



Flowers perfect. Sepals 3, lanceolate, spreading, 

 herbaceous, persistent. Petals 8, larger. Stamens 6, 

 with linear adnate anthers, on short filaments. Styles 3, 

 awl-shaped, distinct or united at base, stigmatic down the 

 inner side. Berry 3-sided, ovate, 3-celled. Seeds hori- 

 zontal, several in each cell. — Low perennial herhs, with a 

 stout simple stem rising from a short and abrupt tuberous rootstock, 

 bearing at the suryimii a whorl of 3 broadly ovate leaves, and a ter- 

 v.inal large flower. 



1. T. cernuum, L. Nodding I'riUium. Woke 7 Rooin, 



Leaves broadly rhomboid, pointed, nearly sessile; petals white, oblong-ovate, 

 pointed, recurved, somewhat wavy. 



Moist woods. May, June. Stem slender 10 to 10 inches high. Leaves 3 to S 

 inches in diameter, nearly round. Flower white, pendulous beneath the leaves, 

 on a peduncle 1 to 2}/, inches long. Sepals oblong-lanseoiate, green, 1 inch long, 

 2'ctals % to 1 inch long, *< to'J4 inch wide. 



2. T. erectum, L. Purple Trillium. Birth-roc 



Lea ves broadly rhomboid, abruptly acuminate ; veiols dark dull purple-, ovate, 

 somewhat pointed, flat, spreading. 



Rich woods, common. May. Stem, 12 to 15 inches higb. L av - '"> riervxl, 3 to 

 6 inches long. Flower on a peduncle '_' incb.es long, soon reclining. Petals 1 to V/ 2 

 inch long, greenish outside. Ovary brown-purple. Medicinal. 



3. T. GRAXDIFLORUM, Salisb. Large-flowereJ Tt ' 



Leaves obovate-rhomboid, pointed, barely sessile ; petals obovate, spreading from 

 an erect base, longer and much broader than the sepals, white, charing to 

 color. 



Hioh woods, rare. June. Stem 10 to 12 inches high. Flower on a slightly i; 

 clined peduncle, which is 2 or 3 inches long. Pdr.s 2 to 2}<^ inehi.; long, or 

 mar the apex. 



4. T. erytiirocarpum, Michx. Fainted Trillium. 



Leaves ovate, acuminate, rounded at the basj, Short petioled; pc'.als ovate oi 

 oval-lanceolate, pointed, wavy, widely spreading, nearly twice aslong as the Be 

 shorter than the peduncles. 



■Colddamp wood«. May, Juno. Si?m S to 12 inches higb. L->::tS long a 

 nate, 3-nerved, 3 to 4 inches Ions. %$ as wide. Petals 1 inch 1--/, white, pai 

 with purple lines at the Lase. Medicinal. 



5. T. SESSILE, L. Common Sessile Trillium. 



Leaves ovate or oblong, sessile or nearly so, acute ; petals lan;'iolatj ; er;ot 

 longer than the sepals, dark dull purple. 



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