540 BULLELiN de l'herbier boissier. (338) 



subvar. integrifolia Hallier f. — Folia intégra, cordiformia. Cetera 

 exacte ut in specim. supra citatis. 

 Herkunft unbekannt (Hb. Sghreber im Hb. Monac). 



Ipomœa ochracea (Lindl. 1827) Don Gen. Syst. IV (1838) p. 270 ; 

 Hallier f. in Engler Jahrb. XVÜf (1893), p. 140 c. syn. (excl. specim. 

 Welw.!). — 1. obscura Hallier f. 1. c, p. 140 quoad specim. Isert. 

 tantum, non alior. — I. ophthalmantha Hallier f. I. c, p. 141 quoad 

 descr. partim et quoad specim. Soyaux. et Welw. tantum. 



Herba gracilis, volubilis, subglabra vel pubescens, habitu, foliorum 

 forma, inflorescentia, calyce et corollse forma I. fragili Ghoisy simillima, 

 sed corolla majore ejusque tubo toto purpureo-violaceo bene distincta ; 

 eau les graciles, teretes, filiformes, laxe foliosi, glabri vel prope nodos 

 sicut petioli, pedunculi, pedicelli, calyces minute puberuli, raro unique 

 patenter hirsuti; folii petiolus longus, tenuis, lamina longior, in 

 petioli apice deflexa, longe cordiformis, integerrima vel obsolete sinuato- 

 subangulata, in acumen longum obtusiusculum mucronatum extenuala, 

 basi profunde sinuata, lobis rotundatis subincurvis, herbacea, secus mar- 

 ginem subtusque secus nervös puberula, vel glaberrima, supra herbaceo- 

 viridis, subtus pallidior, glauco-viridis, reticulato-venosa, palmati-nervis, 

 nervo intermedio multo longiore pinnati-ramoso, ramis nervisque 6 late- 

 ralibus valde procurvis; pedunculus axillaris, solitarius, petiolo lon- 

 gior, gracilis, filiformis, teres, 1-3-fiorus; bractese bracteolseque 

 minutée, subulatee; pedicelli pedunculo plerumque breviores, tenues, 

 teretes, filiformes, sursum parum incrassati, post anthesin valde recurvi; 

 alabastra ovoidea, acuta; sepala parva, aequalia, ovato-lanceolata, 

 acuta, herbacea, viridia, margine pallidiora; corolla calyce multoties 

 longior, glabra, infundibularis, tubo sursum sensim dilatato, usque ad 

 limbum purpureo-violaceo, limbo flavo, subintegro, fasciis mesopetalis 

 trinerviis, distincte limita tis; genitalia tubum adaequantia; capsula 

 fere ut in /. obscura Bot. reg., globosa, slyli basi cuspidata, glabra, 

 4-valvis, 2-locularis, 4-sperma; sseptum tenuiter membranaceum, pellu- 

 cidum, albidum, argyreo-nitidum, apice utrinque ut in 1. obscura pro- 

 cessu deflexo triangulari auctum; semina trigona, tenuiter griseo-veiu- 

 tina. 



Rami metrorum complurium longitudine, internodiis 5-13 cm longis; 

 petiolus 1-4 cm longus; lamina 25-65 mm longa, 15-55 mm lata; 

 pedunculus 2-3 cm, pedicellus ca. 12-15 mm, calyx ca. 5 mm 

 longus; corolla 35-40 mm longa, tubo 15-20 mm longo, ad calycem 



