Planta integra non visa. 'Rambling bush, for two months was a mass of white sweet-scented flowers every afternoon, an exceedingly rapid grower' (Bayer). Partes herbaceae novellae conspicue papillosae, cum ramis ramulisque in siccis pallidae; rami plures visi, ad 26 cm. longi, ad 5 mm. diam., internodiis 1-2 cm. longis; ramuli floriferi congesti, 3-4 cm., vel demum elongati, ad 12 cm., longi, 1-2 mm. diam.; folia alterna vel rarissime opposita, basi semiamplexicaulia, dorso rotundata, superne leviter angustata, obtusa vel subacuta, saepius 1-1.5 cm. longa, medio 2-3 mm. lata; flores pomeridiani suaveolentes; pedunculi saepius ad 1 cm., vel senectae ad 2 cm., longi; receptaculum obconicum, 7 mm. longum cum tubo 2 mm., ad 7 mm. diam.; sepala 5, obtusa, 6-7 mm., vel 7-8 mm., longa, interiora ample marginata, saepius exteriora excedentia, etiam in alabastris, usque adhuc in genere non observata; petala ca. 3-seriata, basi vix per 1 mm. coalita, obtusa vel subtruncata emarginataque, alba, 1-1.3 cm. longa, 0.5-1 mm. lata; stamina ca. 6-seriata, lutea, bene ultra dimidium corollae attingentia; ovarium ad 1.5 mm. elevatum; stigmata 5, inter gracillima longissimaque in sectione visa, ad 7 mm. longa; capsula non visa.