Nipponanthemum

(Kitamura) Kitamura

Acta Phytotax. Geobot. 29: 168. 1978.

Etymology: Japanese Nippon, name of Japan, and Greek anthemon, flower
Basionym: Chrysanthemum sect. Nipponanthemum Kitamura Kiku, 115. 1948
Treatment appears in FNA Volume 19. Treatment on page 555. Mentioned on page 488.
Revision as of 20:42, 27 May 2020 by imported>Volume Importer

Shrubs, 20–100 cm. Stems 1+, erect, branched distally, puberulent, glabrescent. Leaves cauline (mostly clustered distally on stems); alternate; sessile; blades oblong or spatulate to lanceolate (bases cuneate), margins distally toothed or entire, faces glabrous or hirtellous. Heads radiate, borne singly. Involucres hemispheric or broader, 15–20 mm diam. Phyllaries persistent, 30–50+ in ± 4 series, distinct, lanceolate, oblong, obovate, or ovate (not carinate), unequal, margins and apices scarious. Receptacles convex, epaleate. Ray florets 21–34+, pistillate, fertile; corollas white, laminae ± ovate to linear. Disc florets [50–]80–250+, bisexual, fertile; corollas yellow [red or purple], tubes cylindric (not basally dilated, usually gland-dotted), throats ± campanulate, lobes 5, deltate (without resin sacs). Cypselae ± columnar, ribs 8–10 (not winged), faces probably glabrous (pericarps without myxogenic cells or resin sacs); pappi crowns of scales. x = 9.

Distribution

Introduced; Asia (Japan).

Discussion

Species 1.

Selected References

None.