New species of Mexican Solidago (Compositae: Astereae)

Relationships Among Astereae (Compositae) Genera Having X=6

THREE NEW RECORDS OF COMPOSITAE FROM IRAN

Following 3 species of Compositaeare reported as new records to Iran: Cousinia pycnoloba, Lactuca dissecta and Launaea remotiflora. The collecting localities and their figures are given.

Gymnanthemum koekemoerae (Compositae, Vernonieae), a new species from South Africa

A new species of Gymnanthemum (Compositae, Vernonieae) from South Africa is described. It can be distinguished from other species in the genus by the five-flowered capitula and widely obtuse leaf blades.

Dysaster cajamarcensis, a new shrubby genus and species of Astereae (Asteraceae) from Peru

Dysaster cajamarcensis is a spreading broad-leaved shrub named as a new genus and species of the tribe Astereae subtribe Hinterhuberinae collected in northern Peru. It has bisexual disc florets, disc style branches with strong stigmatic lines and hairy appendages, compressed achenes in both ray and disc florets, and papyraceous involucral bracts.

Two New Saponins from Solidago gigantea

Abstract Two new triterpenoid saponins, named giganteasaponin 5 and giganteasaponin 6, were isolated from the aboveground parts of Solidago gigantea and were defined to be 3-O-[ -D-Apio-D-furanosyl-(1 3)-D-glucopyranosyl-(1 3)-D-glucopyranosyl]-28-O { -L-rhamnopyranosyl-(1 3)-D-xylopyranosyl-(1 4)[ -D-xylopyranosyl-(1 3)]-L-rhamnopyranosyl-(1 2) [ -L-rhamnopyranosyl-(1 3)]-Dxylopyranosyl}-Bayog...