Table 1.

Plant species in South Africa with floral tubes >80  mm in length

Family/species	Tube length (cm)	Confirmation of pollination by Agrius convolvuli or Coelonia fulvinotata
Native taxa
Amaryllidaceae
Crinum buphanoides Welw. ex Bak.	7–10	–
C. paludosum Verdoorn.	9–12	–
C. moorei Hook. F.	8–10	–
C. acaule Bak.	10–12	–
C. minimum Milne-Redh.	8–12	–
C. foetidum Verdoorn	Approx. 10	–
C. graminicola Verdoorn	7–11	–
C. delagoanse Verdoorn	7–12	This study
C. lugardiae N. E. Br.	8–13	–
C. macowanii Bak.	7–12	This study, Martins and Johnson (2013)
C. bulbispermum (Burm. f.) Milne-Redh. & Schweick.	7–12	This study
Orchidaceae
Aerangis somalensis (Schltr.) Schltr.	10–12	–
Aerangis verdickii (De Wil.) Schltr.	12–16	–
Angraecum stella-africae P.J. Cribb	12–15	–
Bonatea lamprophylla J. Stewart	9–13	–
B. steudneri (Rchb.f) T. Durand & Schinz	8–23	Martins and Johnson (2013)
Centrostigma occultans (Reichb.f.) Schltr.	Approx.12	–
Rangaeris muscicola (Reichb.f) Summerh	9–12	This study
Iridaceae
Gladiolus longicollis subsp platypetalus (Baker) Goldblatt & J.C.Manning	7–12	Goldblatt and Manning (1999), Alexandersson and Johnson (2002, unpubl. res.), this study
Orobanchaceae
Harveya speciosa Bernh. ex Krauss	7–9	This study
Cycnium adonense E. mey. ex Benth.	4–9	Martins and Johnson (2013)
Pedaliaceae
Sesamothamnus lugardii N. E. Br. ex Stapf.	Approx. 10	This study, A. Bijl (unpubl. res.)
Rubiaceae
Oxyanthus pyriformis subsp. pyriformis (Hochst.) Skeels	8–10	Johnson et al. (2003)
Gardenia thunbergii Thunb.	9–10	This study
Gardenia volkensii K. Schum.	10–13
Capparaceae
Cladostemon kirkii (Oliv.) Pax & Gilg.	8–10	This study
Introduced taxa
Liliaceae
Lilium formosanum A. Wallace	Approx. 10	Rodger and Johnson (2011)
Convolvulaceae
Ipomoea alba L.	Approx. 10	This study
Solanaceae
Datura stramonium L.	Approx. 10	Martins and Johnson (2013)
Zingiberaceae
Hedychium gardnerianum Ker Gawl.	Approx. 12	This study