HELIANTHEMUM canadense.
Canada Sun-Rose.
Sect. II. L echeoides. Supra, fo l. 11.
*• Pedunculis ramealibits unifloris ebracteatis.
H. canadense, caule erecto apice ramoso: ramis hirsutis, foliis liir-
sutis inferioribus oppositis oblongis obtusis planis : superioribus
alternis oblongo-lanceolatis acutis subtus subtomentoso-canis mar-
gine vix revolutis, pedunculis hirsutis unifloris solitariis, sepalis
internis ovatis acnminatis, petalis obcordatis valde imbricatis,
staminibus 20-22 decumbentibus.
Helianthemum canadense. Mich. f l. arner.l. p. 307. Purshfl amer.
sept. v. ‘2.p. 363. DC.prodr. 1. p, 2G9. Pers. syn.'i. p. 77. Spreng,
syst. veg. 2. p . 588 ?
Cistus canadensis. Willden. sp .p l. 2. p . 1199. Hort. Kew. ed. 2.
».3. p.310.
Perennial, herbaceous. Stems several from the same
root, erect or ascending, branching on the upper part,
of a purplish brown colour, clothed with soft woolly
hairs. Leaves hairy; lower ones opposite, oblong or
ovate, obtuse, flat: upper ones alternate, narrower, ob-
longly lanceolate, acute, underneath thinly clothed with
a white tomentum, margins slightly revolute, rough and
uneven, but scarcely crenulate, fringed with very short
hairs. Petioles very short, hairy. Peduncles one flowered,
solitary, erect, thickly covered with unequal spreading
hairs, of a brownish purple colour. Calyx of 5 sepals,
2 outer ones very small, subulate, very hairy and
fringed : inner ones narrowly ovate, taper-pointed, concave,
very hairy and ciliate, the points tipped with red.
Petals 5, obcordate, scarcely crumpled, margins rather
uneven, very much imbricate, of a bright yellow colour.
Stamens from 20 to 22, spreading flat: filaments unequal
in length, long and slender, bright yellow: pollen
dark yellow. Gennen smooth and glossy. Style very
G