104 D. Prain — Some ailUtional species of Convolvulacese. [No. 2, 



as are the petioles; pedicels axillary, 1-3-fld., puberulous as long as the 

 petioles ; sepals ovate-oblong mucronulate externally hix'sute ; corolla 

 hypocrateriform, tube straight pubernlons externally ; stamens included ; 

 capsule large depressed-ovoid ; seeds densely clothed throughout with 

 very long greyish-brown silky hairS. I. longiflora Benth., Flor. 

 Austr. iv., 419 in note. I. grandiflora G. B. Clarke, Flor. Brit. Ind., iv., 

 198 in part, not of LamJc. 



Ceylon : Dolosbage district, rare, Tliioaites n. 3448 ! 



A large lofty night-flowering climber ; leaves 3j in. by 3 in., petioles and pedicels 

 2 in. ; pedicels usually 1-fld. ; sepals 1 in. long, sub-reflexed in fruit ; corolla white, 

 tube 2 in. long, limb 4 in. across ; capsule f in. long about J in. in diam. 



Sub-genus III. Piiarbitis. 



8 6. Ipomoea CONGE.STA U. Br., Prodr. Fl Nov. Hall iSB [1810] ; 

 leaves broadly or deeply cordate acute entire or slightly 3-lobed, softly 

 sparingly hirsute above, more densely below ; flowers large in congested 

 cymes on long peduncles with sometimes a foliar bract close to the 

 flowers; sepals long lanceolate acuminate ; corolla suddenly campanu- 

 late from a short narrow cylindric base. I. congesta Benth. Fl. Austral. 

 iv., 417. Convolvulus congestus Spreng. Syst. i., 601. Pharbitis insu- 

 laris Choisy, Conv. Or. 57 ; DC. Prodr. ix., 341. Ipomoea insularis Steud. 



Chittagong : Kodala Hill, King's Collector ! Malay Peninsula : 

 Singapur, Hullett ! Distrib. N. Australia, Polynesia. 



A tall hirsute climber ; leaves 3-6 in. by 2-5 in., petioles 2-3 in., peduncles 

 3—7 in., softly hairy as are the petioles and stem, foliar bracts when present 1^ in. 

 by \-\ in., with cuneato more rarely sub-cordate base ; cymes 3-7 fld. ; sepals f in. 

 long ; corolla blue-purple or mixed red and blue, nearly 3 in. long. 



Mr. Hullett has noted on his specimen (n. 646) " Jauy. 1885 : blue convolvulus, 

 wild ? Have never seen it in seed." Perhaps therefore it is only an escape. It is 

 not however at all frequent in cultivation in India and its occurrence in the 

 Chittagong Hill Tracts in at least a thoroughly naturalised state leads the writer 

 to provide a description. 



10. Ipomoea dissecta WiUd^ 



Add to localities of F. B. I. : — 



Uppeu Bdrma: Shan Hills, 4,000 ft., Collett ! King's Collectors ! 



Sub-genus IV. Aniseia. 



13. Ipomcea barlerioides Benth. 



Add to localities of F. B. I. : — 



Upper Burma : Shan Hills : Meiktila, Collett ! Koni, Prazer ! 



18 h. Ipomcea nana Coll. ^ Hemsl., Journ. Linn. Soc. xxviii., 97 ; 

 leaves simple shortly petioled or sub sessile, thickly herbaceous, obovate- 

 lanceolate or narrow-oblong obtuse or acute, base cuneate, margia 



