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Layia (Named in honour of Thomas Lay)

(named in honour of Thomas Lay, naturalist in Beechey's voyage). SYNS. Eriopappus, Madaroglossa. Including Callichroa, Calliglossa, and Oxyura. ORD. Compositae. A genus comprising about a dozen species of hardy, pubescent or hirsute, often glandular, mostly annual herbs, natives of North America. Flower-heads heterogamous, pedunculate; rays yellow or white; disk yellow; achenes pilose or rarely glabrous. Leaves alternate, narrow, entire, or the lower ones rarely all pinnatifid. The species, not many of which have been introduced, thrive in any ordinary garden soil. Propagation may be effected by seeds, sown on a hotbed.

L. Calliglossa (Calliglossa). This differs from L. chrysanthemoides principally in having a pappus of usually several (ten to eighteen) unequal, rigid, subulate awns. California. SYN. Oxyura chrysanthemoides (under which name it is figured in B. R. 1850).

L. chrysanthemoides (Chrysanthemum-like). fl.-heads solitary, on sub-clavate peduncles, tomentose; ray-florets yellow at base, paler at apex, broad-oblong, trilobed; pappus none. August and September. l., lower ones pinnatifid; uppermost ones quite entire; all slightly scabrous on the margin. h. 1 1/2ft. California, 1834.

L. platyglossa (broad-tongued). This is the correct name of the plant described in this work as Callichroa platyglossa. (B. M. 3719; S. B. F. G. ser. ii. 373.)