We value your privacy

We use cookies and other technologies to enhance your experience, analyse site usage, help with reporting, and assist in other ways to improve the website. You can choose to allow cookies and other technologies or decline. Your choice will not affect site functionality.

Click for help
Volume IV (1988) - Flora of New Zealand Naturalised Pteridophytes, Gymnosperms, Dicotyledons
Copy a link to this page Cite this record

Erechtites Raf.

ERECHTITES Raf.

Annual or perennial herbs. Lvs simple, subentire to 1-pinnatifid, alternate. Capitula in panicles; involucral bracts in 1 row, with supplementary bracts subtending involucre. Receptacle ± flat; scales 0. Outer florets ♀, not ligulate, filiform; inner florets ⚥. Achenes all similar, ± cylindric, with c. 10 prominent ribs, and short antrorse hairs between ribs; pappus simple, sometimes caducous.

Key

1
Disc pale yellow; pappus white; lower and mid cauline lvs slightly cuneate to broad at base, irregularly serrate or lobed and serrate
1. *hieraciifolia
Disc and pappus mauve to pink; lower and mid cauline lvs petiolate or long-cuneate, usually deeply pinnatifid, sometimes lyrate-pinnatifid
2. *valerianifolia

5 spp., N., C., and S. America. Naturalised spp. 2.

Erechtites was revised by Belcher, R. O., Ann. Missouri Bot. Gard. 43 : 1-85 (1956), who referred Australasian spp., previously included within Erechtites, to Senecio because they lack the style-arm apex prolonged into a tuft of fused papillose hairs which characterises the American spp.

Click to go back to the top of the page
Top