236 LXXXA'III. COXYOLYULACE.^. ' 



Jacqvemontia carulea, Ctioisy, iu Mem. Soc. Phys. Geuev. v. 6 (1834) 

 p. 476. A well-known slender twiner, a native of S. America, very 

 common in gardens. It has slender stems, cordate leaves, and a small 

 broadly infundibuliform corolla. El. B. I. v. 4, p. 220. 



12. MERREMIA, Dennst. 



Shrubs or herbs usually climbing ; stems not or rarely winged. 

 Leaves alternate, entire, lobed or divided. Plowers axillary, solitary or 

 in few-flowered (rarely many-flowered) cymes ; peduncles usuall}^ long. 

 Sepals 5, subequal, elliptic or lanceolate usually acuminate (rarely 

 rounded or truncate), convex, usuallj' slightly enlarged and thickened in 

 fruit. Corolla campanulate or infundibuliform, usually white, with 5 

 vertical bands which are usually marked by 5 dark violet lines ; \\\\\h 

 plicate, margin slightly lobed. Stamens 5, unequal, included or ex- 

 serted ; filaments filiform ; anthers usually twisted ; pollen usually with 

 longitudinal folds never echinulate. Ovary 2-4-celled ; ovules 4; style 

 fihfoi-m ; stigma 2-globose. Capsule 4-valved, 1-4-celled, the style 

 sometimes separating with a small operculum. Seeds 4 (rarely fewer), 

 dull, usually glabrous. — Disthib. Species about 40 in the warmer regions 

 of the world. 



Leaves entire or occasionally 3-lobecl in M. cliri/scidcs. 

 Inner sepals 2-lobed at the apex. 



Leaves renit'orm, 4-1 in. broad 1. M. emarginafa- 



Inner sepals not lobed at the apex. 



Flowers in compound luubellate cjnnes ; seeds clothed 



with long spreading hairs 2. M. vmhcUata. 



Flowers 1-3 on axillary peduncles ; seeds glabrous. 



Peduncles less than 1 in. long ; sepals elliptic, sub- 

 obtuse, niucronate 3. M. irideiifata. 



Peduncles exceeding 1 in. long ; sepals lanceolate, 



acuminate with recurved points 4. M. hast at a. 



Flowers iu dense axillary racemose cymes ; seeds with 



fulvous velvety pubescence ; sepals oblong, truncate ... 5. M. chri/scides. 

 Leaves palmately 5-7-lobed. 



Eoot tuberous 0. M. rhi/ncorhi-a. 



Hoot fibrous 7- M. citifolia. 



Leaves digitately 5-partite 8. jM. pciitaphi/lla. 



1. Merremia emarginata) Ilallier f. in Evyl. Bot. Jahrh. v. 16 

 (1S93) p. 552. Stems numerous, fihform, creeping and rooting at the 

 nodes, not twining, clothed with scattered long soft hairs. Leaves 

 g-1 in. broad, usually broader than long, reniform or ovate-cordate, 

 obtuse, crenate, glabrous ; petioles i-1 in. long, liairY- EloM-ers yellow, 

 axillary, solitary or few (usually 2-3) together on a very short (often 

 almost obsolete) peduncle; bracts small, ovate, acute, hairy; pedicels 

 short. Sepals slightly hairy on the back, strongly ciliate on the 

 margin?, the 2 outer ^ in. long, ovate, mucronate, the 3 inner longer 

 leaching nearly \ in. long, subquadrate, deeply divided at the apex into 

 2 truncate divaricate lobes. Corolla \ in. long; lobes of the limb acute. 

 Capsules -J— I in.in diam., subglobose, smooth, surrounded by the slightly 

 enlarged ciliate sepals. Seeds glabrous, dark chestnut-colored (ClarJi-e). 



The strongly ciliate 2-lobed inner sepals are a nuirked character. 

 Evoh'vlus emarf/inaius, Burm.EI. Ind. p. 77, t. 30, fig. 1. Jpomaa reni- 

 foriiris, Choisy, Convolv. Orient, iu Mein. Soc. Phys. Genev. v. 6 (1834) 



