TABLE 1 in Begonia saxifragoides sp. nov. and two new records of Begonia (Begoniaceae) from northern Vietnam

TABLE 1. Comparison of Begonia saxifragoides, B. minhaniae, B. sinovietnamica and B. crystallina.
B. saxifragoides (Figs. 2, 3)B. minhaniaeB. sinovietnamicaB. crystallinaLeafshapeorbicular to reniformwidely ovateovate or widely ovatesuborbicularpetiole vestiturerosy pink to white pilose or villousyellowish-brown tomentosereddish-brown villouswhite hirsute-piloseadaxial vestitureglabrous or subglabrousglabroushirsutesetulosemargindenticulate to crenulate,subentire to crenulateirregularly serrulate or biserratedenticulateapexroundedacute to acuminateshortly caudate or acuminatobtusevariegationvenation blackish-greenuniformly greenuniformly greenuniformly green or silvery white patches between veinsInflorescencepeduncle vestiturepinkish-white pilose or villousyellowish-brown tomentosepale red hispidulous or subglabrouswhite or pink hirsuteStaminate flowernumber of stamens40–45ca. 15more than 50unknownPistillate flowernumber of tepals3353placentationaxilleaxilleaxilleparietalovary shapewidely trigonous-globosetrigonous-ellipsoidtrigonous-globosetrigonous- ellipsoidabaxial wingslightly falcatetriangulartriangularlunatestyles and stigmaslightly apically splitapically split and spiralingapically split and spiralingapically split and spiraling