332 ASCLEPIADE. 
13. Gonolobus littoralis, Dene. in DC. Prodr. viii. p. 593. 
Sourn Mexico, sandhills of Vera Cruz (Galeotti, 1545). Hb. Kew. 
14. Gonolobus luridus, Dene. in DC. Prodr. viii. p. 592. 
South Mexico, near the Hacienda de Guadalupe in the laguna de Mextitlan (Ghies- 
breght, 662). Hb. Kew. 
15. Gonolobus luteolus, Dene. in DC. Prodr. viii. p. 593. 
Sourn Muzxico, Teapa (Ghiesbreght, 310). Hb. Kew. 
16. Gonolobus macranthus, Kze. in Linnea, xx. p. 27; Walp. Ann. i. p. 508. 
Mexico, Hacienda de la Laguna (Schiede & Deppe). 
17. Gonolobus nemorosus, Dene. in DC. Prodr. viii. p. 596. 
Soura Mexico, Misteca Alta, Oaxaca, 7000 feet (Galeott, 1540). 
18. Gonolobus niger, R. Br. in Mem. Wern. Soc. i. p. 35; DC. Prodr. viii. 
p. 597; Bot. Mag. t. 2799. 
Cynanchum nigrum, Cav. Ic. t. 159. 
Sourn Mexico, near Vera Cruz (Galeotti, 1522; Linden, 335). Hb. Kew. 
19. Gonolobus nigrescens, Schl. in Linnea, viii. p. 522; DC. Prodr. viii. p. 597. 
Souta Mexico, Hacienda de la Laguna (Schiede & Deppe). 
20. Gonolobus nummularius, Hemsley. 
Chthamalia nummularia, Dene. in DC. Prodr. viii. p. 605. 
Sourn Mexico, Jalapa (Coulter, 980). Hb. Kew. 
21. Gonolobus pedunculatus, Hemsley. 
Chthamalia pedunculata, Dene. in DC. Prodr. vii. p. 605. 
Norra Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 588) ; 
Sour Mexico, Morelia, 7000 feet (Galeotti, 1548), Santa Fé (Bourgeau, 132 bis). 
Hb. Kew. 
22. Gonolobus (§ Dictyanthus) picturatus, Hemsley, n.sp. (Tab. LVI. B. 
fige. 5 et 6.) 
Preeter flores glaberrimus, nitidus, ramis ad nodos tumidis, foliis longe petiolatis subcordato-ovatis 
acuminatis, pedunculis paucifloris, calyce parvulo, corolla rotata striata intus villosa, gyno- 
stegio brevissimo, corona sinuata, stigmate vertice lacteo. 
Frutex volubilis, preter flores glaberrimus, ramis graciliusculis, teretibus, ochraceis, nitidis, ad nodos 
tumidis. Folia membranacea, longe petiolata; lamina pendula, subcordato-ovata vel oblonga, 
longe acuminata, obtusiuscula, 3-5-pollicaris; petiolus divaricatus, usque ad 2}-pollicaris, 
basi dilatatus, canaliculatus. Flores umbellatim cymosi, circiter 1 poll. lati; pedunculi pauci- 
flori, graciliusculi, ad 2-pollicares ; pedicelli 4-12 lineas longi; calyx 5-partitus, segmentis 
oblongo-lanceolatis, obtusis, 14-2 lineas longis; corolla flavo-virens, longitudinaliter striata 
intus villosa, rotata, lobis planis, late ovatis, obtusis; corona carnosa, undulata; gynostegium 
brevissimum ; pollinia obliqua, pendula; stigma vertice depressum, lacteum. Folliculi ignoti. 
GuaTEMALA, Cerro de Zunil, 4350 feet (Salvin). Hb. Kew. 
