742 Lxxxvii. CONVOLVULACE^. [Ipomceu 



I. nuda Peter in Engl. & Prantl, Nat. Pflanzenfam. iv. Sa, p. 31 

 (r891), a Guatemala species, has been reduced by Hallier to OpercuUna 

 fuberosa Meissn. 



The following No. is apparently an undescribed species of 

 Ipomcea, related to /. convolvuloides Schinz in Verh. Bot. Brandenb, 

 XXX. p. 273 (1888), non Hallier f. (1893) :— 



HuiLLA. — Root tuberous, hard, nearly turnip-shaped, of the size of 

 a very lai^e fist : stem arising from the centre of the tuber, erect, 

 virgate, a foot high (in the only specimen seen), leafy, more or less 

 reddish ; leaves narrowly lanceolate-linear, shortly petiolate, obtusely 

 keeled beneath with the thick semi-cylindrical midrib, rather fleshy, 

 about 1;^ in. long (inclusive) ; flowers axillary, erect, solitary, shortly 

 pedunculate, about | in. long, borne on a fleshy thick peduncle, with 

 two opposite lanceolate erect bracteoles at the base, white-purplish ; 

 calyx-segments 5, broadly lanceolate, abruptly subulate at the apex, 

 adpressed to the corolla and including it beyond the middle, about ^ in. 

 long ; corolla-limb erect, strongly plicate ; stamens 5, included ; fila- 

 ments at the base curved-ascending ; anthers oblong-linear, sagittate 

 at the base, white as is also the pollen ; stigma whitish, obtusely 

 capitate, simple. In bushy hilly places and in fields, near Lopollo ; 

 the tuber collected in April 18G0, planted in the Lumiar garden near 

 Lisbon and fl. Mav 18G2. Only the flowers and leaves (in the study 

 set). No. 6124 



12. CAIONYCTION Choisy in Mem. Soc. Phys. Geneve, vi. 

 p. 441 (1834) ; Hall. f. in Engl. Bot. Jahrb. xvi. p. 583 (1893). 



IjmmxEa Bentb. & Hook. f. Gen. PI. ii. p. 870, partly. 



1. C. speciosum Choisy, I.e. 



Ipomcpa bona nox L. Sp. PI., edit. 2, p. 228 (1762). C. bonanox 

 Boj. Hort. Mam-it. p. 227 (1837); Hall. f. in Bull. Herb. BoLss. v. 

 p. 1028 (1897). 



G-OLUXGO Alto. — By thickets and at the outskirts of the forest near 

 N-delle, rather rare ; fl. and fr. end of July 1855. No. 6147- Culti- 

 vated in Lisbon from seeds sent in 1858 from Golungo Alto. No. 6147^- 

 At Undelle ; ripe fr. June 1856 and July 1857. Coll. Carp. 779. 



2. C. muricatum G. Don, Gen. Syst. iv. p. 264 (1838); Welw. 

 Apontam. p. 584, n. 11 ; Hall. f. I.e., p. 1044 & in Engl. Bot. Jahrb. 

 xviii. p. 154. 



C. speciosum, var. b., Choisy, I.e. Convolvulus murieatus L. 

 Mant. PI. i. p. 44 (1767). 



PuNGO Andongo. — A perennial herb, climbing high and far, a 

 striking ornament to all the thickets of the prsesidium in the rainy 

 season of March and April ; flowers either quite white or pale violet- 

 coloured outside and deep violet-purple inside, very sweetly fragrant. 

 By thickets ; fl. April 1857 ; and at Welwitsch's house in Pungo 

 Andongo, fl. May 1857. No. 6146. 



1 3. aUAMOCLIT Tournef. ex Moench, Meth. PI. p. 453 k index 

 (1794); Hallier f. in Engl. Bot. Jahrb. xvi. p. 584 (1893). 



Ipomcea Benth. & Hook. f. Gen. PI. ii. p. 870, partly. 



1. Q. coccinea Moench, I.e. ; Hall, f., I.e., xviii. p. 154 (1893). 



Ipomcea coccinea L. Sp. PI., edit. 1, p. 160 (1753). 



