Contributions towards a Flora of Ceylon. 483 



ISANTHERA, Nees ab Esenb. in Trans. Linn. Soc. 17. 

 p. 82; Endl. Gen. Plant. N. 3871 ; DC. Prod. 9. p. 279. 



Char. Gen. — Calyx 5-partitus, lobis lineari-lanceolatis 

 subaequalibus. Corolla hypogyna, rotato-subcampanulata : 

 tubo brevissimo : limbi 5-fidi, lobis ovato-ellipticis, vix aequa- 

 libus, calyce sublongioribus. Stamina 4, cumquinto postici, 

 sterili : Jilamenta corollae tubo inserta, ejusdem lobis alterna, 

 brevia, subulata, libera, demum recurvata: Antherce, sub- 

 globosse, uniloculares, liberae, rima transversa dehiscentes. 

 Ovarium annulo glanduloso basi cinctum, ovoideo-conicum, 

 uniloculare. Stylus brevis. Stigma obtusum. Capsula ovato- 

 oblonga calyce persistente vix longior, approximatione pla- 

 centarum falso bilocularis, Lamina lamellis placentaribus 



quatuor inserta, parva, elliptica, compressa. SufFrutices 



Indicce: Caule erecto, vix ramoso t rufo-tomentoso, medulla 

 ampla farcto, foliis alternis, penniveniis, supra viridibus et 

 lanugine sparsce, subtus lanugioso-albicantibus t floribus ax- 

 illaribus, fasciculato-glameratis vel cymosis, calycibus extus 

 lanatis. Corollis glabris, albis. 



1. Isanthera floribunda, Gardn. Suffruticosa vix ramosa 

 rufo-tomentosa, foliis alternis, petiolatis, ovali-oblongis, basi 

 cuneatis, acuminatis, serratis, supra demum glabriusculis, pe- 

 dunculis axillaribus, cymosis multifloris. 



Hab. — Adam's Peak, Moon. Mrs. General Walker, Han- 

 tane range, near Kandy. Fl. in April, May and June. 



Descr. — Suffruticose, 1-2 feet high. Stem rarely branched, with 

 large pith, leafy. Leaves alternate, petiolate, 6-10 inches long, and 

 2-3 broad, oval- oblong, cuneate at the base, acuminate, serrate, pen- 

 nivenous, veins about 12 on each side, prominent, green and a little 

 woolly above, at length becoming nearly glabrous, white and tomen- 

 tose beneath. Petioles 15 lines to 2 inches long, concave above, 

 convex below, dilated at the base. Cymes axillary, much shorter 

 than the leaves, solitary, many flowered, tomentose. Calyx free, 



3 it 



