All Floras      Advanced Search
FNA Vol. 26 Page 584 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 26 | Orchidaceae | Cephalanthera

1. Cephalanthera austiniae (A. Gray) A. Heller, Cat. N. Amer. Pl. ed. 2. 4. 1900 (as austinae).

Phantom orchid, snow orchid

Chloraea austiniae A. Gray, Proc. Amer. Acad. Arts 12: 83. 1877 (as austinae); Eburophyton austiniae (A. Gray) A. Heller

Plants pure white, 19–65 cm. Leaves proximally reduced to scarious sheathing bracts, to 10 cm, distally reduced to bracts, pure white, becoming brown. Inflorescences: floral bracts scarious, the proximal often foliaceous, distal usually reduced, lanceolate, apex acuminate. Flowers ascending, loosely open orbs, white with yellow markings; sepals lance-elliptic, 12–20 × 4–7 mm, base spread, curving forward to meet but not touch, apex obtuse to subacute; petals oblanceolate, arcuate, 10–17 × 3–6 mm, associated with dorsal sepal; lip 8–12 × 9–14 mm, lateral lobes flanking column, distal end deflexed, yellow centrally. Capsules erect, ellipsoid-oblanceoloid, 15 × 10 mm.

Flowering summer. Mineral soil in dry to moist coniferous forests; 0--2200 m; B.C.; Calif., Idaho, Oreg., Wash.


Related Objects Image Gallery 
  • Illustration
  • Illustration
  • Distribution Map
  • Map

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |