372 OLX. coMMELiNAOE^. (J. D. Hookgr.) [^Gommelina. 



11. C. persicariaefolia, Wight in Wall. Gat. 8984 (not of DC) ; 

 nearly glabrous, leaves large petioled ovate-oordate or lanceolate, apathes 

 broadly ovate-cordate pednncled complicate, seeds oblong terete smooth or 

 obscurely rugose. Clarke Monogr. 171. 0. paludosa, Burm. T/ies. Zeyl. 69 

 t. 20, f. 2 ; Moon Cat. PI. Ceyl. 5 {not of Blume). 0. beughalensis. Wall. 

 Cat. 8980 H. 



Deccan Peninsula, Bottler. Dindygul, Wight. Ceylon, Begnavd. 



Stems diffuse. Leaves 3-5 by 1-2 in., acuminate, glabrous or pubei'ulous, base 

 rounded. Spathes 1 ia., base truncate, peduncle as long. Capsule oblong, obtuse. 



Var. ;8. geniculata, Clarke 1. c. leaves narrowly oblong-lanceolate. — C. communis 

 var. geniculata, Wall. Cat., 8978 N. Burma, at Segain. — Mixed in Wallicii's 

 distribution with ohliqua and Kunii. 



12. C' attenuata, ICcen. mss. in Vahl Enum. ii. 168 ; glabrous or 

 hirsute, leaves small sessile linear or lanceolate, spathes peduncled oblong- 

 or ovate-lanceolate deeply cordate, capsule 1-oelled, with 2 superposed 

 seeds truncate and appendaged at both ends, or 1 subglobose seed. Clarke 

 Monogr. 172. 0. rajmahalensis, Clarice in Journ. Linn. 8oc. Bot. xi. 444, 

 Comm. 4" Oyrt. Beng. t. 7; Monogr. 172. 0. repens, Roxb. in Heyne mss. 

 0. communis, Wall. Gat. 8978 B (impart). 



Behak, Centbal India, and the Deccan Peninsula in dry places common. 

 Cetlon, Walker. 



Stems 12-18 in., tufted, much branched, rather slender. Leaves 1-2 by J— J in., 

 obtuse or subacute, often complicate and usually recurved. Spathes f-l^ in., acute 

 or caudute-acuminate, longer than their peduncles, base auricled, deeply cordate. 

 Flowers small, blue. Capsule oblong-subquadrate, not constricted in the middle, either 

 1-celled with 2 superposed seeds, or with one subglobose seed. iSeeds straw-colrd., or 

 ashy. 



Subgen. II. Monoon, Clarke. All the cells of the ovary 1-ovuled. 



Sect. 4. Trithtbocaepus. Capsule 3-celled, snbequally 3-valved. 

 Seeds free in the cells. 



13. C. obliqua, Sam. in Don Prodr. 45 (not of Vahl) ; stem stout, 

 leaves lanceolate, spathes subsessile solitary or crowded funnel-shaped, 

 capsule trigonous obovoid, seeds ellipsoid compressed. Clarice Comm. & 

 Cyrt. Beng. t. 9, 10, 11 ; Monogr. 178, t. 2, f. 3. C. polyspatha, Wight Ic. 

 t. 2066. 0. maoulata, & C. striata, Edgew. in Trans. Linn 8oc. xx. 89 ; 

 Wall. Cat. 8983 & 8981 (.in part) 0. semi-ovata, Ham. in Wall. Gat. 8985. 

 C. communis, Boxb. Fl. Ind. i. 171; Ed. Wall. ,$• Carey i. 175 (not of 

 Linn.). 0. Donii, Dietr. Sp. PI. ii. 395. 0. paludosa, Blume Enum. i. 2. 

 Heterocarpus ? obliquus, Sassk. Commelin. Ind. 7. 



Throughout India, from the base of the Himalaya to 6000 ft. ; the Western 

 Ghats and Singapore. Cetlon, not common. — Disteib. Malay Islds. 



Stem tall, 2-3 ft., branched. Leaves very variable, 4^7 by 1-2 in., sessile or 

 petioled, acute or caudate-acuminate, glabrous pubescent or villous beneath ; sheaths 

 f in., margins often bearded. Spathes f-lj in. long and broad, sessile or peduncled, 

 usually in terminal heads, acute, glabrous scabrid villous or glandular-hirsute with 

 red hairs ; raceme usually simple (no lower branch) . Petals blue. Seeds lead- 

 coloui-od, margins often marbled. — 0. maculata is a smaller more slender very 

 visoidly villous form. A small state from Darjeeling, alt. 5-7000 ft. (Clarke) has 

 leaves only 1-lJ by ^-| in. 



14. C. paleata, Eassk. PI. Jungh. 139; stem stout, leaves elliptic or 

 broadly lanceolate, spathes shortly peduncled scattered broadly ovate 



