600 



RUBIACE^E. CLXXIII. PALICOUREA. 



2. Flowers panicled. 

 * Leaves disposed in rvhorles. 



15 P. TRIPHY'LIA (D. C. prod. 4. p. 526.) glabrous; leaves 

 3 in a whorl, elliptic-oblong, acuminated at both ends, hardly 

 petiolate ; stipulas twin on both sides, linear-subulate, hardly 

 joined at the base, longer than the petioles ; racemes terminal, 

 pedunculate, downy, somewhat paniculate, longer than the leaves. 



fj . S. Native of French Guiana, where it was collected by 

 Patris. Leaves 4-5 inches long, and 1^ broad. Raceme, 

 along with the peduncle, 6 inches long. Fruit rather com- 

 pressed, coarsely ribbed. Corolla unknown, hence the genus is 

 doubtful. 



Three-leaved Palicourea. Shrub. 



16 P. VERTICILLA'TA (D. C. 1. c.) branchlets tetragonal, gla- 

 brous ; leaves 4 in a whorl, lanceolate- oblong, quite glabrous, 

 on short petioles ; stipulas bifid ; panicles pedunculate, downy ; 

 rachis of the panicle triquetrous, and the branchlets are angu- 

 larly compressed ; corollas glabrous ; fruit orbicularly ovate. 

 +i . S. Native of the south of Brazil, in woods. P. longifolia, 

 St. Hil. pi. rem. bras. p. 232. t. 22. f. B. Corollas yellow. Stamens 

 inclosed. 



Whorled-\eave& Palicourea. Shrub 4 to 6 feet. 



17 P. QUADRIPOLE (Rudge, pi. guian. p. 27. t. 42.) stem 

 tetragonal ; leaves 4 in a whorl, oblong-lanceolate, acuminated ; 

 stipulas intrafoliaceous, sheathing ; corymbs many-flowered ; 

 peduncles a little shorter than the leaves. Jj . S. Native of 

 French Guiana. 



Four-leaved Palicourea. Shrub. 



18 P. TETRAPHY'LLA (Cham, et Schlecht. in Linnsea. 4. p. 17.) 

 branchlets bluntly tetragonal, smooth ; leaves 4 in a whorl, ovate, 

 or lanceolate-oblong, attenuated at both ends, stiffish, on short 

 petioles, glabrous above, and downy beneath ; stipulas bifid, with 

 the lobes lanceolate, acute, and ciliated ; panicles terminal, pyra- 

 midal, large, pedunculate, downy ; corollas glabrous on the 

 outside, fj . S. Native of tropical Brazil. 



Telraphyllous Palicourea. Shrub 4 to 6 feet. 



* * Leaves opposite, more or less petiolate. 



19 P. MACROBOTRYS (D. C. prod. 4. p. 527.) branchlets te- 

 rete, glabrous ; leaves long-lanceolate, acuminated, clothed with 

 velvety down beneath ; stipulas twin on both sides, hardly con- 

 nected at the base, ovate-lanceolate ; panicles elongated, much 

 longer than the leaves, clothed with velvety down ; rachi some- 

 what tetragonal. Jj. S. Native of Peru, on the Andes, in 

 forests at Ctichero and Chinchao, et Ruiz et Pav. ; and on the 

 mountains about the Guanocco, ex herb. Haenke. Psychotria 

 macrobotrys, Ruiz et Pav. fl. per. 2. p. 57. t. 203. f. a. Bartl. 

 in herb. Haenke. Spreng. syst. 1. p. 744. Rcem. et Schultes, 

 syst. 5. p. 1 84. Leaves 6 inches long. Stipulas glandular at 

 the base. Panicles purplish, a foot long. Bracteas small, subu- 

 late. Corollas small, yellow, villous inside at the insertion of 

 the stamens, and having the segments edged with purple. Ber- 

 ries ovate, dark blue, a little compressed. 



Long-racemed Palicourea. Shrub 10 to 12 feet. 



20 P. MACROCA'RPA (H. B. et Kunth, nov. gen. amer. 3. p. 

 369.) branches terete, glabrous ; leaves obovate- oblong, short- 

 acuminated, cuneated at the base, rather coriaceous, glabrous 

 above, and hairy on the veins beneath ; stipulas bifid, glabrous ; 

 panicles pedunculate, spreading ; corollas glabrous ; fruit nearly 

 globose. I? . S. Native of New Granada, in hot places. Psy- 

 chotria anacardifolia, Willd. in Rcem. et Schultes, syst. 5. p. 

 190. Distinct from P. macrobotrys, with which it is joined by 

 Sprengel. 



Long-fruited Palicourea. Shrub 6 to 7 feet. 



21 P. AMETHY'STINA (D. C. prod. 4. p. 527.) branchlets 

 somewhat tetragonal, rather hairy; leaves oblong-lanceolate, 



acuminated, glabrous above, and villous on the nerves and veins 

 beneatl) ; stipulas connected together almost to the middle into 

 a sheath, and drawn out into 2 subulate teeth on each side ; pa- 

 nicles hairy, a little longer than the leaves ; bracteoles subulate ; 

 fruit oval. fj . S. Native of Peru, in forests on the Andes at 

 Pillao and Huassa-Huassi. Psychotria amethystina, Ruiz et Pav. 

 fl. per. 2. p. 57. t. 203. f. b. Glands 7 in the axils of each stipula. 

 Corollas tubular, blue. Berries ovate, blue. 

 ZMMe-berried Palicourea. Shrub 10 to 12 feet. 



22 P. LONGIBRACTEA'TA (D. C. prod. 4. p. 527.) branchlets 

 slightly tetragonal, smoothish ; leaves oblong, acuminated, on 

 short petioles, clothed with villous down on both surfaces ; sti- 

 pulas connate at the base a little way, twin on both sides, linear, 

 acuminated ; panicles longer than the leaves, hairy ; bracteoles 

 elongated, rather foliaceous; berries roundish, compressed. ^. 

 S. Native of Panama. P. amethystina ft longibracteata, Bartl. 

 in herb. Haenke. Very like P. amethystina, but differs in the 

 petioles being 1-2 lines long, not 11-12 ; and in the stipulas not 

 being glandular at the base, and connected only a very short way. 

 Berries globose, blue. Corollas blue ? 



Long-bractead Palicourea. Shrub 6 to 8 feet. 



23 P. OBOVA'TA (D. C. 1. c.) branchlets bluntly tetragonal ; 

 leaves obovate, acuminated, large, veiny, downy on the nerves 

 and veins beneath ; stipulas connected, ovate, with 2 short blunt 

 lobes on each side ; panicles thyrsoid, downy, brachiate, longer 

 than the leaves ; calyx ciliated ; corolla tubular; berries globose. 



fj . S. Native of Peru, on the Andes in forests at Cliinchao 

 and Pillao. Psychotria obovata, Ruiz et Pav. fl. per. 2. p. 58. 

 t. 204. f. a. Leaves a foot long. Stipulas glandular at the 

 base. Corollas purple, villous inside. Berries purple, almost 

 globular. 



Obovate-leaved Palicourea. Shrub 8 to 10 feet. 



24 P. MITIS (D. C. 1. c.) branchlets bluntly tetragonal ; leaves 

 lanceolate, acute at both ends, very soft and probably velvety 

 above, and glabrous beneath ; stipulas connate at the base, 

 ovate, emarginate, with very blunt teeth ; panicles divaricate, 

 hardly longer than the leaves ; corollas funnel-shaped. Tj . S. 

 Native of Peru, in forests on the Andes at Pillao and Chaca- 

 huassi. Psych6tria mitis, Ruiz et Pav. fl. per. 2. p. 60. t. 

 208. f. b. Leaves 4-10 inches long. Peduncles tetragonal. 

 Flowers sessile. Bracteas subulate. Corolla yellow, with a 

 hairy throat. Anthers linear, shorter than the corolla. 



Mild-leaved Palicourea. Shrub. 



25 P. LA'XA (Rcem. et Schultes, syst. 5. p. 195.) glabrous; 

 branchlets tetragonal; leaves oblong, acuminated, shining above; 

 stipulas smooth, bifid, with ovate obtuse lobules ; panicles long, 

 loose, when in flower erect, but when bearing the fruit pendu- 

 lous ; bracteas long, reflexed. Tj . S. Native of Peru, on the 

 Andes in forests. Psych6tria laxa, Ruiz et Pav. fl. per. 2. p. 

 61. t. 212. f. b. but not of Swartz. Psychotria luteo-virescens, 

 Pers. ench. 1. p. 208. Psychotria brachiata, Dietr. Leaves 9 

 inches long. Peduncles compressed. Corolla greenish-yellow. 

 Berries ovate, didymous, purplish-green. 



Loose- flowered Palicourea. Shrub 8 to 10 feet. 



26 P. HYACINTHIFLORA (Rcem. et Schultes, syst. 5. p. 194.) 

 glabrous ; branchlets bluntly tetragonal ; leaves large, obovate, 

 acuminated ; stipulas bifid, with the lobes ovate, obtuse ; panicles 

 length of leaves ; peduncles brachiate ; bracteas small, ovate ; 

 corolla funnel-shaped, with long revolute lobes, f? . S. Native 

 of Peru, on the Andes in forests. Psychotria hyacinthiflora, 

 Ruiz et Pav. fl. per. 2. p. 62. t. 213. f. a. Psych, hyacintholdes, 

 Pers. ench. 1. p. 208. Panicles purple. Corolla violaceous. 

 Stamens inclosed in the middle of the tube. Berries roundish, 

 ovate, of a bluish violet colour. 



Hyacinth-flowered Palicourea. Shrub 10 to 12 feet. 



27 P. CCERU'LEA (Rcem. et Schultes, syst 5. p. 194.) glabrous; 



