866 
Margins of the valves septiferous. Placenta 5-lobed; lobes 
roundish. Seeds numerous, small, involved in membranous 
aril.—A much branched shrub. Leaves sessile, entire, elliptic 
or oblong, glabrous, but when young finely ciliated, glauces- 
cent beneath, 13 inch long and 5 lines broad. Flowers axillary, 
solitary. 
1 C. pyroxirLorus (Bongard, l. c). h.H. Native of the 
north-west coast of America, and of the Island of Sitcha. 
Pyrola-flowered Cladothamnus. Shrub 4 to 6 feet. 
Cult. For culture and propagation see Azdlea, p. 851. 
Tribe V. 
MONOTRO'PEE (this tribe contains plants agreeing with 
Monétropa in many important characters). D. Don, in edinb. 
phil. journ. 17. p. 152. Anthers 1-celled. Ovarium free. 
Hypogynous disk naked. Seeds peltate. Embryo undivided. 
—Leafiess parasitical herb. 
LXII. HYPO’PITYS (from ùro, hupo, under; and mrve, 
pitys, a pine-tree ; the species are parasitical on the roots of 
pine-trees). Dill. gen. 7. Nutt. gen. amer 1. p. 270.—Mo- 
nótropa species, Lin. and others.—Orobanchoides, Tourn. mem. 
acad. 170. 
Lin. syst. Decdndria, Monogynia. Calyx 3 to 5-parted. 
Corolla permanent, so deeply 4-5-cleft as to appear of 4-5 
petals ; each segment with a cucullate nectariferous base. Sta- 
mens 8-10. Anthers small, horizontal, with 2 obtuse horns at 
their base, at length opening flat. Stigma orbicular, with a 
bearded margin. Capsule 5-celled, 5-valved. Seeds very nu- 
merous, minute, girded by a narrow wing or membrane. — 
Parasitical upon the roots of trees destitute of proper leaves 
and verdure. Roots composed of dense imbricating scales. 
Stems or scapes aggregate, simple, furnished with alternate 
scales. Flowers racemose, pedicellate. Raceme bent at first, 
but at length erect.—Scent of the whole plant musky.—Habit 
of Orobanche. 
1 H. Evropz#‘a (Nutt. gen. amer. 1. p. 271.) scape spike- 
flowered; scales and flowers glabrous outside ; lateral flowers 
octandrous. 2. H. Native of many parts of Europe, as 
Sweden, Denmark, France, Italy, Britain, &c., in woods, 
where the ground is covered with rotten leaves, at the roots 
of fir, beech, and oak. In North America, from Canada to 
Pennsylvania, at the roots of beech and other trees, in shady 
moist places, With us, in Oxfordshire, in Stoken Church 
woods, and between Nettle-bed and Henley, Bedfordshire, 
Buckinghamshire, Berkshire, frequent; Maidstone in Kent ; 
Tring in Hertfordshire; in the beech woods of Sussex; in 
Selbourn-hanger, Hampshire; Riley in Gloucestershire; En- 
ville in Staffordshire; Shottesham and Stoke in Norfolk; in 
Scotland, but not common. Monétropa Hypépitys, Lin. spec. 
555. Smith, engl. bot. t. 69. Fl. dan. t. 232. Hipópitys 
multifléra, Scop. carn. no. 178. Dill. gies. 99. append. 134. t. 
7.—Mentz. pug. 3. f. 5.—Pluk. phyt. t. 209. f. 5.—Mor. hist. 
3. sect. 12. t. 16. f. 20. The whole plant has a pale yellow or 
brownish yellow appearance; the American one is much smaller 
than the European one. In Sweden it is given dry to sheep 
that are affected with cough. 
European Yellow Bird’s-nest. 
Pl. % foot. 
2 H. uyvorne’cea; raceme few-flowered; petals glabrous, 
jagged, about equal in length to the style, which is quite gla- 
brous. %. H. Native of Europe, in beech woods. Monó- 
tropa hypophégea, Wallr. sched. Mondtropa hypoxya, Spreng. 
syst. 2. p. 317. 
Fl. June, July. Britain. 
13 
ERICACEH. LXI. Crapornamnus. LXII. Hyrorirys. LXIII. Monorropa. LXIV. Prerosrora. 
Beech Yellow Bird’s-nest. PI. 4 foot. 
3 H. ranveinosa (Nutt. gen. amer. 1. p. 271.) scapes spike- 
flowered; bracteas and flowers woolly. %. H. Native of 
North America, from Pennsylvania to Carolina, in similar places 
to the preceding. Mondétropa lanugindsa, Michx. fl. bor. amer. 
2. p. 266. The whole plant is of a light tan colour, downy in 
every part. Segments of calyx inconstant in number. 
Woolly Yellow Bird’-nest. Pl. 4 foot. 
Cult. The species are not cultivatable. 
LXIII. MONO’TROPA (from povoc, monos, one; and 
TpoTew, tropeo, to turn; flowers turned one way). Nutt. gen. 
amer. 271.—Monétropa species, Lin. gen. no. 536, Juss. 
gen. 430. 
Lin. syst. Decdndria Monogynia. Calyx none. Corolla 
permanent, so deeply 5-parted as to appear 5-petalled; each 
segment with a cucullate nectariferous base. Stamens 10; an- 
thers reniform, horizontal, with 2 obtuse horns at their base, 
emitting the pollen near the middle by 2 transverse chinks. 
Stigma orbicular, naked. Capsule 5-celled, 5-valved. Seeds 
numerous, minute, surrounded by a wing.—Parasitical plants, 
mostly upon the roots of trees, destitute of proper leaves and 
verdure. Root roundish, composed of an agglomeration of 
intricate succulent fibres, producing many 1-flowered scaly 
scapes or stems. Flowers at first nutant. Plants white and 
smooth, destitute of the musky odour of Hypépitys, but 
having a nauseous lileaceous scent when bruised. Habit of 
Orobanche. 
1 M. Mortsonta‘na (Michx. fl. bor. amer. 1. p. 266.) scapes 
elongated, very straight, 1-flowered, furnished with distant 
scales; flower erect. 2. H. Native of Virginia and Caro- 
lina, in shady woods, parasitical on the roots of trees.—Mor. 
hist. 3. sect. 12. t. 16. f. 5. Flowers larger than in the follow- 
ing species, frequently with 12 stamens. 
Morison’s White Bird’s-nest. PI. 4 foot. 
2 M. unrrxrora (Lin. spec. 555.) scape short, thick, 1-flow- 
ered, furnished with approximate scales; flowers drooping. 
4%. H. Native from New York to Carolina, parasitical on the 
roots of trees, in shady moist places. Hook. exot. fl. t. 85. 
—Pluk. alm. t. 209. f. 2. Catesb. car. 1. t. 36. 
One-flowered White Bird’s-nest. Fl. May, June. Clt. 1824. 
Pl. 4 foot. 
Cult. The species are not cultivatable. 
LXIV. PTERO’SPORA (from zrepoy, pteron, a wing, 
and eropa, spora, a seed ; the seeds are surrounded by a mem- 
branous margin or wing). Nutt. gen. amer. 1. p. 269. Lindl. 
coll, with a figure. 
Lin. syst. Decdndria, Monogynia. Calyx 5-parted. Co- 
rolla ovate, with a 5-toothed reflexed border. Stamens 10. 
Anthers excentrically peltate, 2-celled, adnate to the filaments 
by the margin, bisetose at the base. Capsule 5-celled, imper- 
fectly 5-valved; dissepiments and valves united towards the 
base, and joined with the central axis. Placenta 5-lobed. 
Seeds very numerous and minute, each furnished with a termi- 
nal wing.—An evanescent annual plant, destitute of verdure, 
with the habit of Monétropa, to which it is nearly allied. Leaves 
none. Stem simple, racemose. Flowers numerous, scattered, 
reddish, resembling those of some species of Andrómeda. Pe- - 
duncles rather long, 1-flowered, drooping. 
1 P. anprémepa (Nutt. gen. amer. 1. p.27.) ©.H. Na- 
tive of Upper Canada, near the Falls of Niagara, in clay soils; 
banks of Seneca lake; and near Albany, in the state of New 
