Hydrnngea] 



XLYII. SAXIFEAGACB^ 



297 



8 or 10. Two T shaped parietal placentas, ovary incompletely 4-celled. Sterile 

 fi. with large petaloid calyx- lobes. Capsule crowned by calyx-limb and the 

 persistent styles, seeds oo, testa membranous or hyaline, projecting beyond the 

 ends of the seed. Species 30-40. Himalaya, mountains of Burma and Java. 

 China, Japan, America. 



A. Capsule truncate, base of styles not thickened. 



1. H. altissima, "Wall. ; Loijora, Jaiiiis. ; Katluiiora^ Garliwal. Himalaya from the Ravi 

 eastward 4-8,000 feet. Often climbing or epiphytic, outer bark brown, shining, peeling 

 off in thin papery rolls which are used as paper. Leaves ovate, acuminate, dentate, 

 blade 3-7, petiole 1-3 in. long. Fl. cream-colon red, petals falling off in a cap. The 

 four calyx-segments of sterile fl. entire, ^-J in. long. 2. H, robusta, Hook, f. Sikkini, 

 Bhutan, 5-8,000 ft., common as undergrowth in forests. Hills oast of Bhamo, 5,500 ft. 

 (Montague Hill, Feb, 1902). A middle-sized or large tree, branchlets quadrangular, 

 hairy. L. ovate or elliptic, sometimes with a cordate base, sen-ate, serratures long- 

 cuspidate, fine appre&sed hairs scattered on both sides, blade 8-11, petiole (often winged) 

 2-5 in. Bracts enclosing the buds, large, tonientose, caducous. Fertile fl. bright blue, 

 calyx-segments of sterile fl, in fruit l-lj in. long, on slender pedicels 1-2 in. long, cream- 

 coloured, conspicuously veined, sharply serrate. 3. H. aspera, Don. Ivumaonto Sikkim 

 4-7,000 ft. L. lanceolate, softly tomentose beneath, blade 6-10, petiole J-2 in. Calyx- 

 segments of sterile fl. entire or serrulate. 



B. Capsule crowned by the thickened base of styles. 



4. H. vestita, Wall. Kumaon to Bhutan. 8-11,000 ft. 

 tree, 1. elliptic-lanceo- 

 late cuspidate-serrate, 

 densely and softly 

 tomentose beneath , 

 blade 6-10, petiole 2-4 

 in. Sepals of sterile 

 fl. entire, 1 in. long. 

 5. H. stylosa, Hook. f. 

 & Thorns. Sikkim, 

 8,000 ft. Styles subu- 

 late, as long as cap- 

 sule, sepals of sterile 

 fl, coarsely crenate- 

 dentate. 6. H. Pottin- 

 geri, Prain in Journ. 

 As. Soc. Beng. vol. 67. 

 290. Kachin hills. 

 Capsule with enlarged 

 base of styles globose, 

 only half enclosed by 

 calyx. 



o , xj X L/ Jri is. \j Jrsk. ) 



Lour. ; FL Brit. 

 Ind. ii. 406. 



D. febrifuga, 



Lour, (the only spe- 

 cies), — Syn. Adamia 

 cyanea, Wall. PL 

 As. Ear. t. 213. 



A shrub, often 

 forming under- 

 growth in forests, 

 young shoots and in- 

 florescence pubescent 

 with short hairs. 

 L. opposite, lanceo- 

 late, blade 4r-8, taper- 



Khasi hills. Tibet. A small 



Fk4. 126. — Dichroa febrifuga. Lour, ^. 



