Merremia Macdonaldii (Convolvulaceae), especie nueva del estado de Guerrero, México

Abstract

MERREMIA MACDONALDII (CONVOLVULACEAE) IS DESCRIBED AS A NEW SPECIES FROM THE STATE OF GUERRERO, MEXICO. INIS AKIN TO M. TUBEROSA (L.) RENDLE BUT DIFFERS FROM IT PRIMARILY BY THE DEEPLY FIVE-LOBED LEAVES WITH STELLATE PUBESCENCE, LARGER FLOWERS, AND SMALLER FUITS AND SEEDS. MERREMIA MACDONALDII PRESENTS MIXED CHARACTERS BETWEEN SECTIONS SCHIZIPS (GRISEB.) O' DONELL AND CISSOIDES (HOUSE) O' DONELL BUT, ON ACCOUNT OF THE NUMBER OF SHARED CHARACTERS WITH SECTION SCHIZIPS, IT IS TENTATIVELY ASSIGNED TO THAT TAXON.