MONOTROPEZ. 285 
1. PTEROSPORA. 
Pterospora, Nutt. Gen. Pl. N. Am. i. p. 269; Benth. et Hook. Gen. Plant. ii. p. 605. 
A monotype. 
1. Pterospora andromedea, Nutt. Gen. n. 386; Lindl. Coll. Bot. t. 5; A. Gr. 
Synop. Fl. N. Am. ii. p. 49. | 
CanaDa and Prennsyivania to British ConumBia and CaLirornta.—Norra Mexico, 
south of the old boundary at Mount Graham, S. Arizona, 9000 feet (Rothrock). 
2. MONOTROPA. 
Monotropa, Linn. Gen. Plant. n. 536, pro parte; Benth. et Hook. Gen. Plant. ii. p- 607. 
Monotypical ; or if more than one species, they are very closely allied, and differ more 
in colour and structure than in any tangible characters. 
1. Monotropa uniflora, Linn. Sp. Pl. p. 505; Prodr. vii. p. 781; A. Gr. Synop. 
Fl. N. Am. ii. p. 49; Torr. Fl. N. York, t. 71; Hook. Exot. Fl. ii. t. 85. 
Monotropa coccinea, Zuce.; Walp. Rep. vi. p. 437; Lange in Vidensk. Meddel. 1867, p. 117, t. 2. 
Nearly all over temperate Nort Awmnrca. —Nortn Mexico, region of San Luis 
Potosi, 6000 to 8000 feet (Parry & Palmer, 567); Sourt Mxxico, Mirador (Linden, 49 ; 
Inebmann), forest of the Desierto Viejo, valley of Mexico (Bourgeau), Cordillera of 
Vera Cruz, 3500 feet (Galeotti, 230), Zacuapan (Hartweg) ; GuarEma.a ( Warscewicz) ; 
Panama, Veraguas ( Warscewicz).—CoLomB1a ; and in the Himazayas, eastward through 
Curva and Japan. Hb. Kew. | 
3. HYPOPITHYS. 
Hypopithys, Scop. Fl. Carn. i. p. 285; Benth. et Hook. Gen. Plant. ii. p. 607. 
Two species, the second one found hitherto only in the Cascade Mountains, Oregon. 
1. Hypopithys multiflora, Scop. Fl. Carn. i. p. 285; DC. Prodr. vii. p. 780. 
Monotropa hypopitys, Linn.; Fl. Dan. t. 232; A. Gr. Synop. Fl. N. Am. ii. p. 50. 
Hypopithys lanuginosa, Michx.; Torr. Fl. N. York, i. t. 72. 
CanapDa to Fioripa and LovisiaNna, west to BritisH CoLumBia and OrEGoN.—SoutH 
Mexico, Real del Monte (Coulter, 900).—And in temperate Evrorz and the Himauayas 
eastward into Cuina. Hb. Kew. 
[EpacrIDE&, a considerable Order, replacing the Ericacez in Australia, New'Zealand, 
and other southern countries, is not represented in South Africa, and only by a single 
monotype in Patagonia. DIAPENSIACEa, a small order of very dwarf shrubs, inhabiting 
North America and other parts of the northern hemisphere, is not known to be repre- 
sented within the limits of our flora. | 
