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Compositae: Layia heterotricha

David D.Keck; Palmer, 3238

Species

Layia heterotricha (DC) Hook. & Arn

Original Distribution

US, California, The southern Tehachapi mountains, South Coast Ranges, Western Transverse Ranges and Western San Joaquin Valley

Habitat

Growing in open clay soils below 1600 m altitude

Extinction Data

IUCN = N/a

Description

Pale-Yellow Layia. Plant 13-90 cm, general stout, glandular, apple to banana scented. Leaves smaller than 12 cm long, elliptic to ovate, fleshy, often clasping, entire to minutely toothed. Inflorescence: peduncles 0-7 cm long, phyllaries 7-12 mm, bases overlapping; chaff scales between ray and disk flowers. Ray Flowers 7-13; ligules 5-24 mm long, white to cream colored. Disk flowers + 43-91; corollas 4-7 mm long, anthers yellow. FR. 4-6.5 mm long, disk pappus of (0)14-20 deciduous bristles, 3-6 mm, + long plumose below, scabrous above, 2n = 16.

Number of Specimens at Kew

8

Seed Data

7 Seeds Collected, 3 Sown at 20C, 4 placed in storage conditions

Specimen Type (Y/N)

N

Kew Herbcat Barcode Number

K000518019

Collector

David d. Keck; Palmer Stockwell

Collector Number

3238

Date Collected

10th May 1935

Other Information

Hickman, J.C. (ed.) (1993)

Information Sources

The Jepson Manual, Higher plants of California. University of California Press. Berkeley.Walter, K.S. and Gillett, H.J. (eds) (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre IUCN The World Conservation Union, Gland, Switzerland and Cambridge, UK