Celmisia lateralis, Buchanan. n. sp.
A small prostrate, glandular, pubescent plant; rhizome creeping, covered with appressed sheathing scales, branched. Branches ascending, ½ inch long, densely covered with small sheathing leaves. Leaves rigid, erect, ¼–½ inch long, entire, linear, acuminate or obtuse, broader at the sheathing membranous base, acerose, pungent, glabrous on both surfaces, or hispid on the backs of young leaves; margins glandular ciliate. Scapes 2–3 inches long, slender, lateral, solitary or in pairs towards the ends of the main branches; bracts few; linear subulate, very narrow; 2–3 alternate bracteate leaves at base of scape; the whole glandular pubescent. Heads large for the size of the plant, ½–¾ inch diameter involucral scales in 3 series, linear lanceolate, subulate; outer series glandular, inner series glandular and silky; borders white, mem-
branous. Florets numerous, those of the ray ¼ inch long, straight or spreading, revolute in old flowers; disc flat, deeply pitted; achene silky.
Collected by H. H. Travers, on the mountains near Lake Guyon, Nelson, March, 1871.
Plate XV.—Fig. 1. Plant natural size. 2. Head newly opened. 3. Floret of the disc. 4. Floret of the ray. 5. Arms of style. 6. Gland of style. 7. Stamen. 8. Pappus. 9. Outer involucral scale. 10. Inner involucral scale. All magnified.