222 CI. CONVOLVULACES. (C. B. Clarke.) [ Porana. 
British Burma; Martaban, in tropical forests not unfrequent, Kurz. 
Branches fulvous-tomentose. Leaves 4 by 13 in., base rounded or scarcely cordate, 
acute or subobtuse not acuminate, puberulous, woolly beneath ; petiole ł in. Racemes 
terminal, subsessile (lowest bract altogether leaflike); pedicels } in. Sepals in flower 
1 in., linear-oblong, fulvous-tomentose. Corolla white, hairy without; tube j in., 
narrowly campanulate ; mouth funnel-shaped, subentire, 1} in. diam. Style as long as 
corolla-tube, stigma subcapitate. Capsule } in. diam. subglobose; fruiting-sepals 
5 
oblong, subobtuse, scarious, puberulous, subpalmately 7-9-nerved. 
** Flowers small, 1-3 in. long. 
4. P. paniculata, Roxb. Cor. Pl. iii. 31, t. 235, and Fl. Ind. i. 466, and 
ed. Carey § Wall. ii. 39; densely subtomentose, leaves ovate-cordate acute, 
cymes subebracteate panicled, 3 sepals greatly enlarged in fruit, the others 
nearly unchanged. Don Prodr. 99; Wall. Cat. 1325; Chois. Convolv. Or. 
107, and in DC. Prodr. ix. 436; Brand. For. Fl. 342 ; Kurz in Trimen Journ. 
Bot. 1873, 137, and For. Fl.ii.920. Dinetus paniculatus, Sweet Hort. Bri. 
ed. 2, 373. 
Throughout Inp1a, in jungles alt. 0-3000 ft. from the W. Himalaya and Assam 
to OgyroN and Tenasserim; less common in the S, Deccan.—Distriz. Ava, Java. 
A powerful climber, often 30 ft. high. Leaves 5 by 3 in., pubescent above; 
petiole 14 in.  Panicles terminating every branchlet with innumerable flowers. 
Sepals in flower 3, in., linear-oblong. Corolla 1—iin., campanulate, glabrous, white; 
limb very shortly lobed. Filaments short. Style very short, stigma obscurely 2-lobed. 
Capsule iin. diam., globose, hairy; 3 enlarged sepals $ by 4 in. obtuse, pubescent, 
with one longitudinal and several inarched lateral nerves; 2 others } in., linear.—A 
monstrous form, collected in Sikkim by Sir J. D. H., has fascicled numerous branchlets 
with very small leaves. 
5. P. volubilis, Burm. Fl. Ind. 51, t. 21, fig. 1; glabrous except the 
shoots, leaves ovate subcordate shortly acuminate, cymes subebracteate panicled, 
sepals in fruit all equal 4 in. subspathulate. Lam. Ill. t. 186; Roxb. Fl. Ind. 
i. 465, and ed. Carey & Wall. ii. 40; Blume Bijd. 723; Wall. Cat. 1327 ; Don 
Prodr. 99; Wight Ill. 168 bis, fig. 8, and Ic. t. 347; Chois. Convolv. Or. 106, 
and in DC. Prodr. ix. 486; Kurz in Trimen Journ. Bot. 1873, 137, and For. 
. ii. 220. 
Maray Pentnsura from Pegu to Malacca.—Distris. Burma, Siam, Malaya. 
A very large climber; branches glabrous, warted. Leaves 2} by 1j in., base 
rounded or cordate ; petiole 3 in. Panicles very large, minutely fulvous-pubescent; 
pedicels 0-4 in.- Sepals in flower } in. oblong. Corolla 1 in., white; limb distinctly 
lobed. Style bipartite ; stigmas small, capitate. Capsule 2 in., globose ; fruit-sepals 
with 5-7 longitudinal, not very prominent nerves.— Kurz says this extends to Khasia, 
and Roxburgh, that it grows in various parts of India; but the only examples seen 
are Malayan or cultivated. 
6. P. racemosa, Roxb. Hort. Beng. 13, and Fl. Ind. i. 466, and ed. 
Carey § Wail. ii. 41; puberulous or nearly glabrous, leaves ovate deeply 
cordate acute, racemes compound dichotomous, bracts at the forks large cordate 
persistent, capsule { in. ellipsoid longer than broad, fruiting-sepals equal 1-3 by 
jin Jacq. f. Ecl. ii. t. 165; Wall. Cat. 1396; Don Prodr. 98; Wight Lil. t. 
168 bis, fig. 9, and Ic. t. 1376; Chois. Convolv. Or. 107, and in DC. Prodr. ix. 
436; Dalz. & Gibs. Bomb. Fl. 169? ; Kurz in Trimen Journ. Bot. 1873, 137. 
Dinetus racemosus, Sweet Brit. Fl. Gard. t. 197. 
SungrROPICAL HiwALAYA alt. 2.6000. ft., common; from the North-west (Royle) to 
BmHoraw. Kuasia to Marraran; alt. 2-6000 ft., common. Deccan PENINSULA? 
Forming dense, not lofty, masses. Leaves 2.3 by 1} in.; petiole 3 in. Racemes 
lax; bracts at the forks leafy, sessile, scarious in fruit; those at the pedicels 3 in., 
