4. KivEA.] 96. CONVOLVULACE.^. 



apparently calls it R. RoxburghU, Frain {Indian Trees, p. 484), while Pi'ain called 

 it R. ornata in Bengal Planfsl Whether the corolla is glabrous or silk^'^ outside I 

 have no note. 



2, R. hypocrateriformis, Chois. Kalnii lata, Beng. ; Paihva sag, 

 Kharw. 



A climber Avith silky branches, orbicular-cordate leaves 2-3"5* diam. 

 often broader than long-, and Avhite Avith appressed silky hairs beneath, 

 and long-tubed white flowers 2" diam. on 1-3-fld. axillary and terminal 

 peduncles. Sepals ovate, or elliptic-oblong and obtuse, 'S-V long. 

 Corolla-tube rather slender dilated upwards, 2" long, with obliquely 

 spreading limb 1-3" long with Avell-marked bands on the corolla. 

 Fruit globose 'S" diam. 



Behar, J.D.H.l Scrub jungles in Singbhum, not commoTi ! Hazaribagh 

 (Koderma forest) ! Palamau ! Ranchi, Clarke ! Santal Parg. ! Fl. Sept. Fr. 

 Nov.-Dec. 



Leaves with rounded or short-cuspidate tip, not thicklj' tomentose, lateral nerves 

 about 4, of which 3 are from close to base, petiole l-2"5" or about as long as their 

 leaves. Corolla limb glabrous or puberulous without. Capsule seated on the 1" 

 diam. calyx, when breaking up usually leaving the four vascular bundles marking 

 the margins of the septa. 



The leaves are said to be eaten in Palamau. 



5. ARGYREIA, Lour. 



Climbing rarely erect shrubs with usually silky hirsute or pubescent 

 leaves and penninerved, but with several lateral nerves close to the 

 base. From Rivea it differs chiefly in the more or less globose 

 stigmatic lobes. Sepals equal or unequal, seldom accrescent. Corolla 

 funnel-shaped, 5-angled or -lobed. Filaments often wider at base. 

 Fruit baccate to dry and hard, indehiscent. 

 I. Cymes mostly sub-capitate or very dense. Sepals ovate to 

 oblong, finally coriaceous : — 



A. Leaves broadly ovate-cordate : — 



1. Peduncles very long and stout : — 



Bracts caducous. L. silvery tomentose beneath, glabrous 

 above . . . .1. speciosa. 



Bracts persistent, orbicular. L, appressed-hairy beneath, 



hairy above 2. ct/mosa. 



2. Peduncles short, sometimes only 1-fld. :— 



Bracts sub-persistent, narrow-elliptic L. appressed- 

 hairy beneath, hairy above. Fruit succulent . . .3. RoxburghU. 



B. Leaves narrowly ovate or ovate-oblong 4. Dnltoni. 



II. Peduncles 1-3-fld. Sepals finally much enlarged, orbicular, 



fle-shy when fresh 5. filicefolia. 



1. A. speciosa, Sweet. Bich-tarak, guguli, Beng. \ Samandar-sok, H. ; 

 Munda noi. Or. ; The Elephant Creeper. 

 A stout handsome climber with woody stems often "o" diam., new 

 shoots densely white tomentose. Leaves 6-12" diam. beautifully 

 white silvery silky beneath, but above quite glabrous even Avhen 

 young. Flowers 2-3" diam., white woolly outside, bright purple or 

 rose within, in very long-peduncled many-fld. sub-capitate cymes 

 with large ovate-lanceolate acute thin softly woolly deciduous bracts, 

 •5-l*5" long. Fruiting sepals leathery -S-'G" long, fruits like broad 

 acorns "6" diam. 



586 



