742 Lxxxvii. coNVOLVULACE^. [Ipomcea 



I. nuda Peter in Engl. & Prantl, Nat. Pflanzenfam. iv. 3a, p. 31 

 (1891), a Guatemala species, has been reduced by Hallier to OpercwUna 

 tuherosa Meissn. 



The following No. is apparently an undescribed species of 

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

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



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

 a very large 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 Ij 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 6, 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 1860, planted in the Lumiar garden near 

 Lisbon and fl. May 1862. Only the flowers and leaves (in the study 

 set). No. 6124. 



12. CALONYCTION Choisy in Mem. Soc. Phys. Genfeve, vi. 

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



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



1. C. speciosum Choisy, I.e. 



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

 Boj. Hort. Maurit. p. 227 (1837) ; Hall, f . in BuU. Herb. Boiss. v. 

 p. 1028 (1897). 



G-OLUNGO 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. 6147i- 

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



2. C. miiricatum 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 murioatus 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. QUAMOCLIT Tournef. ex Moench, Meth. PI. p. 453 & index 

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



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



1. ft. coceinea Moench, I.e. ; Hall, f., Ic, xviii. p. 154 (1893). 



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



