Three new species of Eupatorieae (Compositae) from Brazil

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.

Wood Anatomy of Eupatorieae (Compositae)

Systematics of Isocarpha (Compositae: Eupatorieae)

Isocarpha comprises five species ranging from southern Texas and the Bahamas to northern Peru and northeastern Brazil. The genus belongs in Eupatorieae rather than Heliantheae, but structure of the head of Isocarpha with its elongate, chaffy receptacle is anomalous within Eupatorieae. An hypothesis is presented suggesting the evolutionary derivation of this type of head through formation of flo...

A New Species of Fleischmannia (Asteraceae, Eupatorieae) from El Salvador

Fleischmannia profusa is named as new from El Salvador based on material with deltoid leaf blades, numerous axillary fascicles of leaves on the vegetative stems and c. 60 sharply obviously acuminate involucral bracts in 4-5 strongly gradate series.

Three new species of Begonia (Begoniaceae) from Bahia, Brazil

The taxonomic treatment of Begoniaceae for the state of Bahia, Brazil, led to the recognition of three new species of Begonia with narrow distributions, which are described and illustrated here: Begoniadelicata Gregório & J.A.S. Costa, sp. nov. is a herb restricted to the region of the Recôncavo; Begoniaelianeae Gregório & J.A.S. Costa, sp. nov. is a shrub endemic to the Atlantic forest of the ...