Pyrola angustifolia (Alef.) Hemsley

Pyrola sartorii (Alef.) Hemsl. Biol. Centr. Am, Bot. 2: 283. 1881
Thelaia Sartorii Alef. Linnaea 28: 50. 1856.
Perennial, with a long creeping rootstock; stem above ground very short; petioles 1-3 cm. long; leaf -blades ovate-lanceolate, acute at each end, nearly entire, the tips of the veins forming minute callosities, thick, 2-5 cm. long, 1.5-3.5 cm. wide; scape with 2-4 scales, including the inflorescence 1-3 cm. long; flowers 4-10; bracts linear-lanceolate, longer than the pedicels; pedicels about 4 mm. long; sepals lanceolate or ovate-lanceolate, 3-4 mm. long, 2 mm. wide; petals rose-colored, obovate-elliptic ; filaments dilated below ; anthers 2 mm. long, scarcely mucronate at the distal end; style somewhat thickened above, scarcely longer than the petals.
Type locality: Mount Orizaba, Vera Cruz. Distribution: Mount Orizaba.

Pyrola angustifolia (Alef.) Hemsl. Biol. Centr. Am
Bot. 2:283. 1881.
Thelaia angustifolia Alef. Linnaea 28: 52. 1856.
Pyrola Liebmanii Lange, Vidensk. Meddel. 1867: 113. 1868.
Perennial, with a slender rootstock; stem above ground 1-3 cm. long; petioles 1-6 cm. long; leaf -blades elliptic or oval, 2-7 cm. long, 1-4 cm. wide, acute or obtuse at the apex, acute and decurrent at the base, coriaceous, minutely and remotely crenulate, with slightly excurrent veins, dark-green above, often brownish beneath; scape with 2-4 scales, including the inflorescence 2-3 dm. high; raceme 8-15-fiowered; bracts lanceolate, long-acuminate, longer than the pedicels; sepals lanceolate, acuminate, 5 mm. long, 1.5 mm. wide; petals 7-8 mm. long, rounded, obovate, greenishor brownishwhite; filaments dilated at the base; anthers mucronate at the proximal end; tubes strongly curved; pores elliptic.
Type locality: Mount Orizaba, Vera Cruz.
Distribution: Vera Cruz, Puebla, and Oaxaca.