DI0EC1A HXXANDIllA. 
I. Hastata. Willd. 
S. caule angulato, 
aculeato; ramulis iner- 
mibus; foliis lanceola- 
tis, acuminatis, basi 
auriculato-hastatis, tri- 
nervibus, margine cilia- 
to-aculeatis. 
Stem angled, prick- 
ly; branches unarmed; 
leaves lanceolate, acu- 
minate, aurieulate and 
hastate at base, three 
nerved, the margin 
fringed with prickles. 
Sp. pi. 4. p. 782. Pursh, 1. p. 249. Nutt. 2. p. 238. 
S. Bona nox, var. b. Lin. Walt. p. 245. Mich. 2. p. 237* 
A twining plant climbing over small shrubs. Stem slightly angled, gla- 
brous, when old armed with small prickles, the young branches distinctly 
angled, unarmed. Leaves alternate, on petioles nearly an inch long, has- 
tate at base, the summit long, narrow lanceolate, 3-nerved with two smaller 
lateral nerves, glabrous, ciliate, sometimes entire. Flowers in small axillary 
umbels, the common peduncle about an inch long. Berry globose, black? 
Grows in rich shaded soils. 
Flowers June — July. 
2. Bona nox. Lin. 
S. caule inermi, an- 
gulato; foliis cordato- 
ovatis, acutis, septem 
nervibus, ciliato-acule- 
atis. 
Stem unarmed, an- 
gled; leaves cordate- 
ovate, acute, 7-nerved, 
fringed with prickles. 
Sp. pi. 4. p. 781. Pursh. 1. p. 249. Nutt. 2. p. 238. 
S. Variegata, Walt. p. 244. 
A vine similar to the preceding, and like that the old wood becomes pric- 
kly. Leaves cordate, ovate, sometimes slightly hastate, glabrous, disco- 
loured or variegated on the upper surface, armed with small prickles on the 
midrib and along the margin. Berries black? 
Grows like most of the genus in damp rich soils along the margins of 
swamps. 
Flowers June— July, 
