'256 



CONVOLVULACE.E. III. ARGYREIA. 



villl. Bracteas and sepals villous outside. Corolla 2 inches 

 long, rose-coloured; inside of the tube a bright red. 



Roxburgh's Argyreia. Fl. June, Aug. Clt. 1816. Shrub tw. 



ISA. MALABA'RICA (Choisy, 1. c. p. 420.) stem downy ; 

 leaves roundish-cordate, acute, glabrous, or furnished with a few 

 scattered hairs on both surfaces; peduncles about equal to, or 

 exceeding the leaves, many-flowered at the apex ; sepals lanceo- 

 late, acute, exterior ones larger, and clothed with hoary villi, 

 with revolute edges. 1? . / "\ S. Native of Coromandel, Malabar, 

 Mysore, Cochinchina, Java. Convolvulus Malabaricus, Lin. 

 spec. 221. Willd. spec. 1. p. 857. Ipomas'a Malabarica, Rcem. 

 et Schultes, syst. 4. p. 235. Kattu-Kalengu, Rheed. mal. 11. 

 p. 105. t. 51. Petioles villous. Leaves paler beneath, 3-4 

 inches long, and the same in breadth. Peduncles trifid, villous. 

 Flowers rather small ; the bottom of the bell deep purple ; 

 throat pink, with the edges paler, almost white, and slightly 10- 

 lobed. Desrousseaux and Blum, say, that the peduncles are 

 1-3-flowered ; the flowers cream-coloured, with a purple bottom. 



Malabar Argyreia. Fl. Ju. Aug. Clt. 1823. Shrub tw. 



16 A. A'MPLA (Choisy, 1. c.) leaves ovate-roundish, somewhat 

 cordate at the base, short-acuminated at the apex, clothed with 

 woolly tomentum on both surfaces while young, but when old 

 nearly glabrous ; peduncles very short, umbellately many-flowered ; 

 bracteas linear-lanceolate, villous ; sepals equal, linear-lanceo- 

 late, hairy outside. >2 . *"\ S. Native of Nipaul. Convolvulus 

 ampins, Wall. cat. no. 1420. Stem fistular, villously tomentose 

 while young. Leaves 6 inches long, and about the same in 

 breadth. Umbels 4-6-flowered. Corolla 2| inches long, showy, 

 glabrous. 



Large-leaved Argyreia. Shrub twining. 



17 A. WALLICHII (Choisy, 1. c. 421.) leaves ovate or lanceo- 

 late, hardly cordate at the base, acuminated at the apex, gla- 

 brous and wrinkled above, nerved and clothed with white tomen- 

 tum beneath ; peduncles almost wanting, many-flowered ; brac- 

 teas permanent, linear-lanceolate, rather villous ; sepals linear- 

 lanceolate : exterior ones the longest. Ij . / " > . S. Native of the 

 Burman Empire, on mount Taong Dong. Convolvulus erythro- 

 carpus, Wall. cat. no. 1413. Petioles villous, 4-6 inches long. 

 Leaves length of petioles. Flowers 3-4 in a fascicle, nearly ses- 

 sile. Berry red. 



Wallich's Argyreia. Shrub twining. 



18 A.? LANCEOLA'TA (Choisy, 1. c.) clothed with cinereous, 

 silky down ; leaves linear-lanceolate, acute, glabrous above, and 

 blackish, clothed with silky, silvery down beneath ; flowers soli- 

 tary, nearly sessile; sepals ovate -lanceolate, acute, clothed with 

 silky hairs outside, fj . r ^. S. Native of Martaban and Tavoy, 

 in the East Indies. Convolvulus argyrophyllus, Wall. cat. no. 

 1395. Leaves 2j inches long, and 3-5 lines broad. Corolla 

 tubularly campanulate, an inch long, purple, hairy outside. 



Lanceolate-\eaved Argyreia. Shrub twining. 



1 9 A. ? MOLLIS (Choisy, 1. c.) stem glabrous, or hardly downy ; 

 leaves elliptic-lanceolate, hairy above, and blackish, but clothed 

 with silvery-silky down beneath ; peduncles equal in length to 

 the petioles, many-flowered ; flowers umbellate ; bracteas invo- 

 lucrating the flowers, ovate-obtuse ; sepals ovate-oblong, obtuse, 

 hairy outside. Jj.^.S. Native of the Prince of Wales Island. 

 Convolvulus mollis, Burm. ind. 44. t. 17. Convolv. sericeus, 

 Lin. mant. p. 43. Convolv. gracilis, Sal. prod. 124. ? Ipomae'a 

 sericea, Blum, bijdr. p. 720. Lettsomia luspida, Hook. mss. 

 Leaves 2-3 inches long. Peduncles hoary, 3-6-flowered. Co- 

 rolla 2 inches long, purple, beset with long white hairs outside. 

 Berry red. Convolvulus Kation, and C. Klchtiiina, Herb mus. 

 par. is probably referrible to this species. 



Soft Argyreia. Fl. ? Clt. ? Shrub tw. 



20 A. NITIDA (Choisy, 1. c. p. 422.) clothed with silvery-silky 

 villi ; leaves ovate-elliptic, acute, silky on both surfaces, blackish 



above, and silvery beneath ; peduncles very short, 2-3-flowered, 

 but usually 1 -flowered; bracteas small, linear-lanceolate ; sepals 

 acute, outer ones the longest. J; . /0> . S. Native of the East 

 Indies and Philippine Islands. Convolvulus nitidus, Desr. in 

 Lam. diet. 3. p. 544. Leaves 3 inches long, and 2 broad, 

 sometimes furnished with fascicles of smaller ones in the axils of 

 the older ones. Petioles 1-2 inches long. Corolla inflated, 

 tubular, 2 inches long, coarctate at the base, clothed with silky 

 hairs outside ; limb spreading a little. 

 Shining Argyreia. Shrub twining. 



21 A. GUICHENOTII (Choisy, 1. c. p. 423.) clothed with silvery 

 down ; leaves ovate-cordate, quite glabrous above, clothed with 

 adpressed down beneath ; peduncles shorter than the leaves, 

 commonly 3-flowered; sepals clothed with silky-silvery down: 

 outer ones ovate-orbicular : inner ones smaller, ovate-oblong. 

 J? . r ^. S. Native of the islands of Timor and Java. Ipomae'a 

 pulchra, Blum, bijdr. p. 716. Leaves acute, cordate at the 

 base, 3-5 inches long, and 1-3 broad. Corolla tubularly funnel- 

 shaped, fine red, silky outside ; limb obtuse, 5-lobed. 



Guichenot's Argyreia. Shrub twining. 



22 A. CAPITA V TA (Choisy, 1. c.) clothed with strigose hairs ; 

 leaves cordate-ovate, acuminated, hairy on both surfaces ; hairs 

 glandular at the base ; peduncles exceeding the petioles ; 

 flowers capitate ; bracteas ovate-lanceolate, involucrate, hairy, 

 as well as the sepals, which are linear-lanceolate. Tj . / ~ > . S. 

 Native of Silhet, Goalpara, Tavoy, Madras, &c. Convolvulus 

 capitiformis, Poir. ency. suppl. 3. p. 469. Convolv. capitatus, 

 Vahl, symb. 3. p. 28. Ipomae'a capitata, Rcem. et Schultes, 

 syst. 4. p. 238. Lettsomia strigosa, Roxb. fl. ind. 2. p. 80. 

 Ipomsea trichotoma, Blum, bijdr. p. 717. Convolvulus strigo- 

 sus, Roxb. herb. Leaves 2-5 inches long, and 1-3 broad. Co- 

 rolla 1-2 inches long, rose-coloured or purple, hairy outside. 

 Berry red, 4 -seeded, round. 



Var. ft, conferla (Choisy, 1. c. p. 424.) peduncles very short, 

 crowded on the tops of the branches, forming long, hairy spikes; 

 bracteas and sepals smaller than in the species. Jj . rs . S. Na- 

 tive of the Burman empire, on mount Taong Dong. Convolvu- 

 lus hirsutissimus, Wall. cat. no. 1400. 



Capitate Argyreia. Fl. July, Aug. Clt. 1823. Shrub tw. 



23 A. BARBIGERA (Choisy, 1. c. p. 424.) clothed with ad- 

 pressed hairs ; leaves cordate, acuminated ; clothed with strigose 

 hairs on both surfaces, but particularly beneath ; peduncles ex- 

 ceeding the petioles, stiff, many-flowered ; flowers capitate ; 

 bracteas ovate, very blunt, surrounding the pedicels and flowers; 

 sepals like the bracteas, but more strigose. ^ . *"\ S. Native 

 of the Burman empire, at Prome. Convolvulus barbiger, Wall. 

 cat. no. 1404. Lettsomia strigosa, Roxb. hort. beng., but 

 hardly of fl. ind. Hairs on the petioles and peduncles spread- 

 ing. Corolla purple, hairy outside. Leaves 2-3 inches long, 

 and 1-2 broad. 



Beard- bearing Argyreia. Shrub twining. 



SECT. II. SCHIZAN'THUS (from a-^i^u, schizo, to cut ; 

 and av$og, anthos, a flower; the corolla is 5-cleft.) Corolla 5- 

 cleft, or 5-parted at the apex. Stamens exserted. 



24 A. SETOSA (Choisy, 1. c. p 425.) clothed with adpressed 

 hairs ; leaves cordate-ovate, or cordate-roundish, acuminated, 

 quite glabrous above, and beset with adpressed strigae beneath ; 

 peduncles exceeding the petioles, stiff, corymbosely many- 

 flowered ; bracteas compassing the flowers and pedicels, reni- 

 formly orbicular, very obtuse ; sepals very strigose outside ; 

 ovate, orbicular, obtuse. ^ . . S. Native of Sukanagur and 

 Lower Nipaul, as well as of the island of Timor. Ipomae'a 

 strigosa, Roth, nov. spec. p. 113. Rcem. et Schultes, syst. 4. p. 

 242. Lettsomia setosa, Roxb. fl. ind. 2. p. 80. Convolvulus 

 strigosus, Spreng. syst. 1. p. 600. Convolvulus set6sus, Roxb. 



