Tritium. CLU. TRILLIACEZ. 545 
slightly acuminate, 3-veined; umbéls on very short pedunclés, which are 
arranged alternately on a common rachis.—N. J.to Ga. A vigorous, evergreen 
climber, ascending trees to a great height. Stem with few scattered prickles. 
Leaves numerous, very thick and smooth. Raceme of umbels longer than the 
leaves, peduncles shorter than the ultimate pedicels. Jn.—Aug. 
4. S. panpurAtus. Pursh. (S. tamnoides. Ell.) “tags Ngai Mai gs * 
St. branched, terete, aculeate; Zvs. ovate, somewhat panduriform, acumi- 
nate, cordate, 3-veined; ped. twice as long as the petioles; wmbel many-flow- 
ered ; berries black—In sandy woods, N. J. to Car. Stem twining, 6—12f. 
Leaves smooth and shining both sides, with shallow depressions or sinuses on 
each edge. July. ) 
* Slems shrubby, unarmed. 
5, S. Pseupo-Cuina. 2 
St. terete, unarmed; cauline luvs. ovate, cordate, ramial ovate-oblong, 
all 5-veined, on short petioles; ped. very long.—Sandy woods, N. J. to 
Car., W. to Ohio. Root large, tuberous. Stem purplish-brown, very smooth, 
branching and climbing by tendrils which arise from the base of the petioles. 
Leaves 2—4’ by 1—2’, slightly hispid on the veinlets beneath. Peduncles lon- 
ger than the leaves. May, Jn. 
* * * Stem herbaceous. 
6. S. nerBacea. (S. pedunculata. Mui.) 
St. herbaceous, unarmed, angular, erect, or inclining; luvs. ovate, 7—9- 
veined, cuspidate; wmbels on long peduncles. A coarse, smooth, ill-scented 
plant, in thickets and low grounds, N. Eng. to Ky. and Wisc.! Stem slightly 
angled, 3—6 or 8f high, usually nodding with its slender summit and few small 
branches, and leaning on other plants or on each other. Leaves 2—4’ by 13—3, 
often roundish, paler beneath, the petioles winged at base and producing a long, 
slender tendril from the top of each wing. Fertile umbels simple, about 40- 
flowered, on peduncles 6—8’ long, those of the sterile umbels shorter. Flowers 
yellowish-green, diffusing about the plant an intolerably offensive and sicken- 
ing odor. Berries dark blue. Jn. 
8. St. more generally climbing by its tendrils; 7vs. broadly ovate, subcordate. 
7. S. LASIONEURON. Hook. ih ab geti 
St. terete, climbing, subsimple, unarmed; lvs. oblong, broadly ovate, cor- 
date, rounded and mucronate at apex, 7-veined, glaucous and hispid-pubescent 
on the veinlets beneath, glabrous and green above ; ped. a little longer than the 
petioles, many-ilowered; tendrils from the base of the petioles—Green Co., 
nd.! also Can. Stem 3—6f high. Pedtncle much shorter than the leaves, 
which are often about 44’ by 3’. 
Orver OLIL TRILLIACEA.—Tarmps. 
Herds with simple stems, tuberous roots and verticillate, net-veined leaves. 
Fis. large, terminal, solitary, perfect, trimerous, rarely tetramerous. 
Cal.—Sepals 3, green or herbaceous. Cor.—Petals 3, larger than the sepals, colored or herbaceous. 
Steg. 6—10. Fil. subulate. Anth. linear, with cells on their edges and the connectile extended. 
Ova. free, 3—5-celled. Sty. distinct. Stig. small. Ovw’‘es 00, in 2 rows, ascending. 
Fr. succulent, 3—5-celled. Sds. 00. Embryo minute, in fleshy albumen. 
Genera 4, species 30, in woodlands, temperate parts of Europe, Asia and N. America. The roots of 
some species are emetic. 
Genera.” 
Sok eet ett 
TRILLIUM. Miller. 
Lat. trilix, tripie; because the sepals, petals, carpels, cells, stigmas and leaves are in 38. 
Perianth deeply 6-parted, in 2 distinct series, outer of 3 sepals, 
inner of 3 colored petals; stamens nearly equal; stigmas sessile, 
distinct or approximate; berry 3-celled; cells many-seeded—% 
Stem simple. Lvs. 3, whorled at the top of the stem, reticulate-palmate- 
vemned. Fls. solitary, terminal. 
