
PLANTS GROWING IN RICH OR ROCKY SOIL. 177 
SMOOTH RUELLIA. (Plate XC/7.) 
Ruéllia strepens. 
FAMILY COLOUR ODOUR RANGE TIME OF BLOOM 
Rue. Blue. Scentless. Penn. southward May-July. 
and westward. 
Flowers: solitary, or a few together growing in the axils of the leaves. Ca- 
‘yx; five-parted with narrow segments. Corolla: salver-shaped, five-lobed. 
Stamens; four. istil : one, with a recurved style. Leaves: opposite; long; 
oblong; petioled. Stem: erect; four-sided ; often branched; glabrous. 
This large, bold flower is one of the very effective ones 
found in the thickets. It appears to be quite conscious of its 
beauty, and we feel that it intends to hold fast toits position as 
guardian of the leaves no matter what should come to pass. 
Unfortunately, its range is not farther east than Pennsylvania. 
It is represented in colour in Plate CXVIII. 
BLUE COHOSH. 
Caulophyllum thalictroides. 
FAMILY COLOUR ODOUR RANGE TIME OF BLOOM 
Barberry. Yellowish green or purple. Scentless. Mostly north and west. April, May. 
Flowers : small ; growing in a panicle at the summitof the stem. Calyx: 
of six sepals, having four short bractlets underneath. Corolla: of six kidney- 
shaped petals that terminate in short claws. Stamens: six. /Pistil: one. 
Fruit : membranous, with a pair of blue, berry-like seeds on thick stalks, which 
are fleshy when ripe and glaucous. Leaves: one large leaf, thrice compound ; 
and one or two smaller ones above. Leafle/s : twice, or thrice lobed; whitish 
underneath. Stem: smooth; erect. ootstock : thick. 
There are numerous plants that we pass by unheedingly in 
the spring-time of their bloom, and that, as if in retaliation for 
the slight, thrust themselves upon our attention in the autumn, 
by the brilliancy of their colouring and the graceful drooping of 
their fruit. The blue cohoshis among the number, And when, 
towards the end of the summer, the leaves turn yellow, they 
call loudly with the blue berries for the admiration that was 
denied to the plant earlier in the season. It is fond of rich 
living, and seeks its home in dense woods where the leaf mold 
covers the ground. 
The Indian herb doctors know well the blue cohosh and call 
