593 A R B O R E T U M E T F R U T IC E T U M B R IT A N N IC U M .
Stamens exserted. (Doji’s Mill.) A deciduous shrub. North America.
Height 2 ft. to 6 ft. Introduced in 1812. Flowers scarlet ; June and July
áfe 28. -fí. ARB0RE''scENS (A.ahbore'scensPk?-sA.) The arborescent Azalea
Identification. Torr., 1. c. ; Don’s MiiL, 3. p. 847.
Synonymes. Azàlea arboréscens Pursh Fi. Amer. Sept. 1. p. 153. ; A. arbòrea Bart. Cat.
hngravings. Ourjig. 1138. from a specimen in the herbarium of Professor DeCandolle.
Spec. Char., Leaves obovate, rather obtuse,
smooth on both surfaces, glaucous beneath, ciliated
II33. R. arboréscens.
on the margins, having the midrib almost
smooth. Flowers not clammy, leafy. Tube of
corolla longer than the segments. Calyx leafy,
with the segments oblong and acute. Filaments
exserted. {Doris Mill.) A deciduous shrub or
low tree. Pennsylvania. Height 10 ft. to 15 ft.
Introducedin 1818. Flowers rose-coloured ; June
and July.
Pursh says it forms, with its elegant foliage, and
large, abundant, rose-coloured flowers, the finest
ornamental shrub he knows. The flowers are not so
pubescent as those of the other species. The scales
of the flower buds are large, yellowish brown, and surrounded with a fringed
white border.
§ vii. R/iodòra D. Don.
liienfffication. Don’s Mill., 3. p. 848.
Derivation. From rhodon, a rose ; in reference to the colour of the flowers.
Sect. Char, Limb of calyx 5-toothed. Corolla bilabiate ;
upper lip broadest, and 2—3-cleft; lower one biden-
tate. Stamens 10. Capsule 5-ceiled, 5-valved. Leaves
deciduous. {Doris Mill.)
JU 29. R. ÌÌHODO'rA (r. Don. (Tìhodo’ra canade'nsis L.)
The Canada Rhodora.
Identification, Don’s Mill., 3. p. 843.
Synonyme. j?hodòra canadénsis h in . Sp. 561.
Engravings. Bot. Mag., t. 474. ; and ourfig. 1139.
Spec. Char., 4c. Leaves oval, quite entire, pubescent and
glaucous beneath. Flowers in terminal clusters or
racemose umbels, pale purple, and protruded before
the leaves. (Doris M ill) An erect deciduous shrub.
Canada, Newfoundland, and on the mountains of New
York and _ Pennsylvania, in bogs. Height 2 ft. Introduced
in 1767. Flowers pale purple; April and
May. C ^sules brown ; ripe in August.
G e n u s XXII.
1130. «. Khodòra.
KA LMZA L . T h e K a lm ia . Lin. Syst. Decándria Monogjnia.
Identification. Lin. Gen., No. 545.; Don’s Mill. 3, p 850
S ^ n y m e . American Laurel.
r i r r i . S t ó / a . u T " ’ “ fr®'“”- fr““'“ ' “ •>. Sweden ; nutho, of
Gen. Char. Calyx 3-parted. Corolla salver-shaped; under side of limb producing
10 cornute protuberances, and as many cavities on the upper side, in
which the anthers lie, or are concealed. Capsule 5-ceIlecl, many-seeded ; dissepiments
marginal. {Doris Mill.)
Leaves simple, alternate, or ternately verticillate, exstipulate, entire, evergreen
; buds naked. Flowers in terminal, racemose, compound corymbs, but
in K. hirsuta solitary and axillary. Pedicels long, 1-flowered, tribracteate at
the base ; external bractea originating from the rachis. Anihers opening by
two oblique truncate pores. — Undershrubs, evergreen; natives of North
America; poisonous in all their parts, a.nd often fatal to cattle.
tt 1. K. l a t i f o ' l i a L. The broad-leaved Kulmia.
Identification. Lin. Sp„ 560.; Pursh Sept., 1. p. 296.; Don’s Mill., 3. p. 850.
Snnommes. Mountain Laurel, Calico Bush, Calico Flower,
lUO. K. latifòlia.
ESraHngs. Bot. Mag., t. 176. i Schmidt Baum., 1 .166. -, and
o u r * . U40.
Spec. Char., 4c. Leaves on long petioles,
scattered or 3 In a whorl, oval, coriaceous,
smooth, and green on both surfaces. Corymbs
terminal, downy, and viscid. (Don’s
Mill.) An evergreen glabrous shrub. Canada
to Carolina, on the sides of stony hills.
Height 3ft. to 10 ft. Introduced in 1734.
Flowers white, tinted with pale pink, delicately
spotted; June and July
This shrub, in its native soil, continues flow-
eriiig great part of the summer ; but it is only
in particular places where it thrives. These are
generally rocky, sterile, and near water. Leaves
of this species are poisonous to cattle and
sheep, but not to deer.
H. 2. K. a n g u s t i f o ' l i a L. The narrow-leaved Kalmia.
Ideniijication Lin. Sp., 661.1 Pursh Sept., 1. p. 296. ; Dou’s Mill., 3. p. 850.
S g S i . "bo? m S :,1 : 3ÌlT.T'B0t. c a b ., t. 602. -, and o u r * . 1141.
Spec. Char., S/c. Leaves petiolate, scattered or 3 m a
whorl, oblong, obtuse, rather rusty beneath. Corymbs
lateral. Bracteas linear. Peduncles and calyxes
clothed with glandular pubescence. {Doris Mill.) A
low shrub. Canada to Carolina, in bogs, swamps, and
sometimes in dry mountain lands. Height 1 ft. to 2 ft.
Introduced in Ì736. Flowers dark red ; May to
July. Capsule brown ; ripe in September.
Variety.
Ku a. 2 ovata Pursh Fl.
Amer. Sept. i. p. 296. —
nu. K.angustifòlia. \ nativc of New Jersey,
on the mountains, with broader leaves and a
taller stem than the species.
^ 3. K. G L A u 'cA Ait, The giaucous-leaved Kalmia.
Identification. Ait. Hort. Kew., ed. 2. p. 64. ; Pursh Sept., 1. p. ‘¿96. ;
Don’s Mill., 3. p. 8.50. „ , „ * c
Synonyme. K. «olifòlia Wangh. Act. Soc. Berol. 8. p. 129. t. 5.
Engraving.%. Bot. Mag., t. 177. ; Bot. Cab., t. 1508. ; and our fig. 1142.
Spec. Char., 4c. Branchlets somewhat 2-edged. Leaves
opposite, on short petioles, oblong, smooth, glaucous
beneath, with revolute edges. Corymbs terminal,
compound, bracteate. Pedicels and calyxes glabrous.
{Doris Mill.) A very handsome, upright,
small shrub. Canada, in bogs, and on the borders
H <i 4