5 
_Leaves in whorls or circlets of 3 or more at the same 
level on the stem. 
| See Sect. B. (page ro). 
‘Leaves not in whorls. 
Leaves minute, closely overlapping in 4 ranks; petals~ 
f and sepals 4 each, all pink. 
q Callu’na vulgaris. Ling. 
“Leaves not closely 4-ranked. 
Climbers, or parasites growing on other plants. 
Leaves opposite, or pierced by the stem. 
Leaves coarsely toothed and lobed ; Overs 
f greenish. é 
L Hu'mulus Lu'pulus. op. 
Leaves quite entire. 
i growing on other trees; flowers~ 
ene 
small, greenish. 
Vis'cum al’bum. JZistletoe. 
Climbers, growing from the ground; flowers 
irregular, coloured. 
Lonice'ra. Honeysuckle. 
Leaves not opposite. 
ag climbing by rootlets; flower-stalks several- 
ee) a 
from one point, in an "« umbel.” } 
Hed’era helix. /vy. 
Stem without rootlets. 
Plant with tendrils; leaves rough, hairy, 
[ evidently lobed. } 
: Bryo’nia dioi’ca. Bryony. 
Plant without tendrils. 
Leaves with angular lobes at their base. 
Leaf-stalk with a membranous sheath at Af SS 
its base ; flowers small, greenish. j 
Se Polyg’onum. 
o such sheath ; flowers large, white or : 
pink, almost circular. } pee 
L Convol'vulus. 
Leaves heart-shaped or rounded, or with 
roundish lobes at base. é 
ci 6-lobed, greenish ; leaf-stalks SD 
with little stipules at base. 
Ta’mus communis. Black Bryony. 
Corolla 5-lobed, purple; leaves without 
stipules. 
| Sola‘num Dulcama'ra. Bittersweet. 
Plant not climbing nor parasitic. 
“ec ear 
fh SSN 
4G 
