Erycibc] LXXVII. COXYOLYULACE.E 483 



Oedeh LXXVII. CONVOLVULACEiE. Gen. PL ii. 865. 



Herbs, rarely shrubs, often twining. L. alternate, stipules 1 1. Fl. bisexual, 

 regular, pentamerous, generally large and showy. Calyx of 5 distinct sepals, 

 much imbricate in bud, persistent, often enlarged in fruit. Corolla campanu- 

 late or funnel-shaped, limb 5-angled or 5-lobed, usually folded in bud, stamens 

 5, often of unequal length. Seeds with scant}- mucilaginous albumen. 



The vascular bundles of Convoluulacece are bicollafe ral and the wood-fibres have 

 bordered pits. The stem of the climbing species has a most varied anomalous struc- 

 ture. Cf. Gamble tad. Timbers, ed. ii. 505, Schenck, Anatomic dcr Liaii'-n 'Joo and 

 der, Anatomie d. Dicotyl. 6 15. 



A. Fr. indehiscenl in Rivea irregularly breaking up). 



Stigma sessile 1. Erycibe. 



Style filiform, stigmas 2, linear-oblong . . . 2. Rivea. 



Style filiform, stig a 2, gl ibose. 



D. small, 1-1 in. long, lanceolate .... Bi.inkwhrtiha p. ls-1). 

 L. large, usually cordate. 



Ovary 4-celled 3. Argvreia. 



Ovary 2-celled 4. Lettsomia. 



B. Fr. indehiscenl or2-valved, sepals much enlarged in fr. •">. Porana. 



C. Capsule 2- or more valved. 



Style undivided, stigma usually 2-lobed . . . C. Ipomiea. 

 les 2, distinct from the base, or united half their 



length, stamens included 7. Breweria. 



Styles 2, distinct, fr. supported by a greatly enlarged 



bract Neurofeltis (p. 1S8). 



1. ERYCIBE, Roxb. : Fl. Brit. Ind. iv. 180. 

 (Hans Hallier in Bulletin de l'Herbier Boissier, v. 736. 



Large evergreen climbing shrubs. 1. coriaceous, entire. Sepals broad, coria- 

 ceous, persistent, appressed to the base of fruit, corolla-tube short, coriaceous, 

 hairy outside, lobes bifid, segments folded in bud. Filaments short, inserted 

 at the base of tube, anthers ovate-lanceolate. Ovary L-celled, ovules 4, erect, 

 stigma sessile, lobed. Fr. an indehiscent L-seeded berry, cotyledons folded. 

 ies I 1 1 20, from India to Australia and the Pacific. 



A. Branchlets densely rusty-tomeutose, inflorescence term inn 1 and axillary. 



1. E. paniculata, Roxb. Cor. PI. t. 159; Wight 111. t. 180. Vein. 

 Ankoh . Kan. ; Vnankodi, 'lam. 



Y'liug shoots and inflorescence densely clothed with rust^coloured tomentum. 



I., elliptic-oblong, abruptly acuminate, blade 3-.">. petiole \ in. long. Fl. 



yellowish-white, in elongate narrow terminal panicles, petals crisped. Berry 



f. in. diain., black \\ hen ripe. 



Subhimalayan tract from Nepal eastwards, ascending to 1,000 ft. Oudh forests. 



bhum, Western Pensinsula. Fl. Maj Nov, \l '. Archipel., Australia. •_'. 



E. Wightiana, Grah. Western I B mthwards, il. white, fragrant. 



'■'■■ E. peguensis. Prain, Journ. As. Soo. Bes ' liittagong, 



Burma, Andamans, \ icobai t, 1. cuneati les large 



!. il. white, fr. much larger than L. 1. E. subsptcata, Wall. Khasi hills. 



Upper !'• ;. \ m 1 1 1 1 .- 1 1 1 . I., elliptic-lanceolate, gradually b, inflorescence 



b, narrow fl. large. 5. E. expanaa. Wall. Tenasserim,M 



Pen ins. D. elliptic, shortly n> ounded or cordate, blade 2 | in., 



rescence bn n prominent. 



B. Branchlets glabrous or nearly so. inflorescence mostly axillary. 

 ■ i Tertiary nerves distinct, parallel and reticulate. 



ii. E.lsevigata, Wall. Sikkim B-5,000ft. Khasi bills. A large straggling or eliml 

 .-lii-ni'. branchlets slightly pubescent, 1. elongate-elliptio, blad ■ I in. long. 



Panicles short, mostly axillary . B. yellowiah-w bite, fr. globose, | in.diam. 7.E. Waillchii, 



