| Nasa aequatoriana (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa amaluzensis (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa anderssonii Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa argemonoides (Juss.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa aspiazui (J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa asplundii Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa auca (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa basilica Weigend | 
		Unresolved | 
		  | 
		TRO | 
	
	
		| Nasa bicornuta (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa callacallensis Weigend & E.Rodr. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa campaniflora (Triana & Planch. ex Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa carnea (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa carunculata (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa chenopodiifolia (Desr.) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa colanii Dostert & Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa connectans Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa contumazensis Weigend & E.Rodr. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa cuatrecasasii Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa cymbopetala (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa dillonii Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa dolichostemon (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa driessleae Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa dyeri (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa ferox Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa ferruginea (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa formosissima Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa glabra (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa glandulosissima Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa grandiflora (Desr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa hastata (Killip) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa herzogii (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa hornii (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa humboldtiana (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa insignis Weigend & E.Rodr. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa jungiifolia (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa karsteniana (Urb. & Gilg) Wiegand | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa karsteniana (Urb. & Gilg) Weigend | 
		Unresolved | 
		  | 
		TRO | 
	
	
		| Nasa kuelapensis Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa lambayequensis Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa laxa (J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa lehmanniana (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa lenta (J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa limata (J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa lindeniana (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa longivalvis E.Rodr. & Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa loxensis (Kunth) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa macrantha (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa macrorrhiza (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa macrothyrsa (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa magnifica (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa modesta Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa moroensis Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa nubicolorum Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa olmosiana (Gilg ex J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa orbicularis Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa otuzcensis Weigend & E.Rodr. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa pamparomasii Weigend | 
		Unresolved | 
		  | 
		TRO | 
	
	
		| Nasa panamensis Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa pascoensis Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa peltata (Spruce ex Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa peltiphylla (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa perijensis (Weigend) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa picta (Hook. f.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa pilovena Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa poissoniana (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa pongalamesa Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa profundilobata (Werderm.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa profundiserrata Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa pteridophylla Weigend & Dostert | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa puma-chini (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa puracensis (S.F. Blake & Killip) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa raimondii (Standl. & F.A.Barkley) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa ramirezii (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa ranunculifolia (Kunth) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa rubrastra (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa rudis (Benth.) Weigend | 
		Synonym | 
		  | 
		TRO | 
	
	
		| Nasa rufipila Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa rugosa (Killip) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa sagasteguii Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa sanchezii Weigend | 
		Unresolved | 
		  | 
		TRO | 
	
	
		| Nasa santamartae (Weigend) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa schlimiana (Planch. & Triana) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa solaria (J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa solata (J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa speciosa (Donn. Sm.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa stolonifera Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa stuebeliana (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa tabularis Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa tingomariensis (J.F. Macbr.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa trianae (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa triphylla (Juss.) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa triphylla subsp. papaverifolia (Kunth) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa triphylla subsp. rudis (Benth.) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa triphylla subsp. triphylla  | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa umbraculifera E.Rodr. & Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa urens (Jacq.) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa urentivelutina Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa usquiliensis Weigend, T.Henning & C.Schneid. | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa vargasii (J.F.Macbr.) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa venezuelensis (Steyerm.) Weigend | 
		Accepted | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa victorii Weigend | 
		Unresolved | 
		  | 
		WCSP (in review) | 
	
	
		| Nasa weberbaueri (Urb. & Gilg) Weigend | 
		Accepted | 
		  | 
		TRO | 
	
	
		| Nasa weigendii E. Rodr. | 
		Unresolved | 
		  | 
		TRO |