Comprehensive Description
provided by North American Flora
Pterospora andromedea Nutt. Gen. 1: 269. 1818
Monotropa procera Torr.; Eaton, Man. ed. 2. 324. 1818.
Stem stout, 3-11 dm. tall, viscid-pubescent, arising from an enlarged underground base; leaves thick, the blades lanceolate to linear-lanceolate, approximate or crowded near the base of the stem, remote above, mostly 1-3.5 cm. long; raceme becoming virgate, erect, the bracts very narrow, often as long as the pedicels or longer; flowers not crowded; calyx 9-10 mm. broad, the lobes linear to lanceolate, glandular-pubescent; corolla white, 7-8 mm. long, the lobes ovate to reniform, very short and recurved; filaments subulate; anthers about 1 mm. long, the awns as long as the sacs or longer; capsules spheroidal, 8-12 mm. broad.
Type locaIvITy: Near Niagara Falls, Canada.
Distribution: Prince Edward Island to Quebec and British Columbia, and southward to Pennsylvania, California, and northern Mexico.
- bibliographic citation
- John Kunkel Small, NathanieI Lord Britton, Per Axel Rydberg, LeRoy Abrams. 1914. ERICALES, CLETHRACEAE, LENNOACEAE, PTROLACEAE, MONOTROPACEAE, ERICACEAE, UVA-URSI. North American flora. vol 29(1). New York Botanical Garden, New York, NY
