SONERILA , MELASTOMACEJE (AUCT. COGNÍAUX). 499 
b. Folia 3-nervia vel subtriplinervia. — Spec. 21-24. 
21. S. Impatiens (Beccari! in Herb.); glaberrima; foliis lon- 
giuscule petiolatis, rhomboideo-lanceolatis, basi longe euneatis et ad 
petiolum decurrentibus, remote apiculato-serrulatis, 3-nerviis; race- 
mis 1-3-foris; calycis tubo anguste cylindrico, dentibus minutis, 
acutis: fructu oblongo-cylindrico. 
Caulis adscendens, gracilis, ramosissimus, 2-3 dm. altus. Petiolus 
8-14 mm. longus. Folia tenuiter membranacea, 2-4'/, cm. longa, 
7-13 mm. lata. Pedunculus communis subfiliformis,: 2-4 cm. longus ; 
pedicelli 1 mm. longi. Calyx basi obtusiusculus, 4 mm. longus. Petala 
rosea, obovato-oblonga, acuta, 4 mm. longa. Antherz 2 '/, mm. longi. 
Capsula obscure trigona, 6 mm. longa, 1 '/, mm. crassa. 
In Borneo prov. Sarawak ad Piningiao (Beccari n. 1007 in hb. 
propr.). 
22. S. rhombifolia (Thwaites! Enum. Pl. Zeyl. 108); glaber- 
rima ; foliis breviuscule petiolatis, rhomboideo-lanceolatis, basi cunea- 
tis, erenulatis, subtriplinerviis ; racemis szepius submultifloris ; calycis 
tubo anguste ecampanulato, dentibus triangularibus, acutis; fructu 
obpyramidato. — C. B. Clarke, l. e. 533. 
Caulis erectus, robustiusculus, satis ramosus, 3-5 dm. altus. Petio- 
lus 4-7 mm. longus. Folia tenuiter membranacea, 2-3 cm. longa, 
7-12 mm. lata. Calyx basi in pedicellum attenuatus, 4-5 mm. longus. 
Petala purpureo-violacea, ovata, acuminata, 7-8 mm. longa. Antheræ 
4',-5 mm. longs. Capsula trigona, basi cuneata, 7-8 mm. longa. 
In ins. Zeylania (Walker, Thwaites n. 2799 part.). 
23. S. glaberrima (Arn.! in Hook. Comp. Bot. Mag. II, 307); 
fere glaberrima; foliis parvis, longiuscule petiolatis, ovatis, basi 
rotundatis, subintegerrimis, 3-nerviis ; racemis 2-4-floris, sparse pilo- 
sis; calycis dentibus triangulari-subulatis. 
Rami gracillimi, satis ramulosi. Petiolus filiformis, 4-1? mm. lon- 
gus. Folia tenuiter membranacea, 7-14 mm. longa, 5-9 mm. lata. 
Calycis tubus oblongus, 4 mm. longus; dentes 1 '/, mm. longi. Petala 
purpurascentia, obovata, acuta, 6-7 mm. longa. Capsula ovoideo-cam- 
panulata, trigona, 4-5 mm. longa. 
In ins. Zeylania (Walker in hb. Graham nunc Deless.). 
24. S. purpurascens (Beccari! in BT ramis junioribus 
