Rare Plant List
County List
Agency Status
Photo List
About the List
History of Changes
Species Considered, but dropped
Photographers, Illustrators and Authors
Image Usage Guidelines
Discussion Group
Useful Literature

Besseya arizonica Penn.

Family: Scrophulariaceae

Description: Scapes solitary, to 40 cm tall, white-hirsute; leaves 5-15 cm long, ovate to oval, crenate or undulate-crenate, pilose to glabrate, basal leaves rounded to cordate at the base; floral bracts white-ciliate; calyx 3-4 mm long, the lobes oblong-lanceolate or oblong-elliptic, conspicuously ciliate; corolla white, 4-5 mm long, tube very short; staminal filaments exserted; capsule 4-5 mm long nearly circular, glabrous. Flowering from May to August.

Distribution: This species occurs in Coconino and Apache Counties in Arizona and Cibola, McKinley, Socorro, and Sandoval counties in New Mexico.

Specimens Seen or Cited: USDA Forest Service Regional Office herbarium: NM, Cibola County, Cibola NF, Zuni Mtns., E. Side Oso Ridge, 1/4Sec28,T11N, R13W. R.Fletcher, 6/16/1982, Rare in Ponderosa Pine. US National Herbarium: (Type collection) AZ, from the western slopes of San Francisco Peaks @ 8,000 feet. J.B. Leiberg, 6/17/1901.

Habitat: Moist meadows and woods, Douglas fir, ponderosa pine, and gambel oak habitats; 7,000-8,500 feet.

Discussion: NM natural heritage ranks are S4 and G4; indicating that this species is not globally or state rare. I would not recommend that this species be included on a list of rare plants.

Inportant Literature:

Kearney, T.H. and R.H. Peebles. 1951. Arizona Flora.

Martin, W.C. and C.R. Hutchens. 1981. A Flora of New Mexico.

Pennell, F.W. 1933. A revision of Synthyris and Besseya. Proceedings of the Academy of Natural Sciences, Philadelphia, p77-106.

Information Compiled By: Heather Hollis, 1998

Photo credits in header Peniocereus greggii var. greggii © T. Todsen,
Lepidospartum burgessii © M. Howard, Argemone pleiacantha ssp. pinnatisecta © R. Sivinski
Design: J. Mygatt; Copyright © 1999-2005 New Mexico Rare Plant Technical Council