RUBIACE^E. LVIII. CHIMARRHIS. LIX. AUCUSTEA. LX. PORTLANDIA. 



513 



LVIII. CHIMA'RRHIS (from ^etf.iappog, chimarrhos, a tor- 

 rent ; the tree grows on the banks of torrents). Jacq. amer. p. 

 61. Juss. gen. p. 204. mem. mus. 6. p. 381. Macrocnemum 

 species, A. Rich. 



LIN. SYST. Pentdndria, Monogy'nia. Calyx with an obovate 

 or turbinate tube, and an almost obsolete entire limb. Corolla 

 with a short tube, and a 5-cleft spreading limb ; segments hairy 

 in the middle outside. Stamens 5, inserted in the upper part of 

 the corolline tube ; filaments hairy at the base ; anthers oval. 

 Capsule obovate or turbinate, ligneous, coriaceous, crowned by 

 the marginal limb of the calyx, 2-celled ; cells dehiscing from the 

 apex to the base, ex Jacquin, 1 -seeded, ex A. Richard, many- 

 seeded ; valves semibifid. Seeds pendulous. American gla- 

 brous trees. Leaves opposite, on short petioles. Stipulas in- 

 terpetiolar, solitary on both sides. Corymbs or cymes terminal. 

 Flowers white. This genus is nearly allied to Muchabnia. 



1 C. CYMOSA (Jacq. amer. p. 61.) leaves ovate, acuminated at 

 both ends ; branches of corymb alternate ; capsules obovate, 

 very short. Jj . S. Native of Martinico, along the sides of 

 mountain streams or torrents, where it is commonly called 

 bois de riviere, or river wood. Macrocnemum longifolium, A. 

 Rich. mem. soc. hist. nat. Par. 5. p. 279. A lofty tree, with a 

 handsome head. Leaves a foot long, shining, commonly 8 or 10 

 at the top of each branch. Flowers small, disposed in race- 

 mose corymbs, white. Capsules small. The wood is white, and 

 used for beams and rafters. 



Cymose-fionered River-wood. Tree lofty. 



2 C. TURBINA'TA (D. C. prod. 4. p. 404.) leaves oval, obtuse 

 at the apex, and acute at the base ; branches of corymbs oppo- 

 site ; capsules turbinate. F? . S. Native of Cayenne, where it 

 was collected by Patris. Upper leaves 3 inches long and 1J 

 broad, on short petioles. Stipulas triangular, acuminated. Pe- 

 duncles and capsules downy. 



Turbinate-fruhed River-wood. Tree. 



Cult. For culture and propagation see Rondeletia, p. 517. 



LIX. AUGU'STE A (named in compliment to the present em- 

 press of Austria, princess Caroline Augusta of Bavaria). D. C. 

 prod. 4. p. 404. Augusta, Pohl, fl. bras. 2. p. 1 . but not of Leand. 



LIN. SYST. Pentdndria, Monogy'nia. Calyx 5-cleft, with folia- 

 ceous permanent segments. Corolla very long, tubular, incurv- 

 ed, 10-striated, with a spreading limb, which is valvate in aesti- 

 vation. Anthers sessile, exserted. Stigma cloven. Capsule 

 2-celled, dehiscing at the apex, 4-cleft. Seeds angular, margi- 

 nated, truncate at the apex, fixed to a transverse receptacle. 

 Middle-sized trees. Leaves on short petioles, simple, decussate, 

 entire, oblong, stipulate. Flowers showy, bracteate, in terminal 

 fascicles, deep red or crimson. This genus differs from Exo- 

 stemma by the funnel-shaped corolla, with broad short seg- 

 ments, by the foliaceous calycine lobes, and by the angular seeds. 



1 A. LANCEOLA'TA (Pohl, fl. bras. 2. p. 2. t. 101.) leaves lan- 

 ceolate, and are, as well as the Stipulas, glabrous ; flowers ter- 

 minal, 3 in a fascicle ; bracteas lanceolate, flat, ciliated. J? . S. 

 Native of Brazil, in the province of Goyaz, in shady places, on 

 the banks of rivers and ditches, in Serra de Cristaes. Flowers 

 crimson or deep red. Stem bluish red. 



Lanceolate-leaved Augustea. Shrub. 



2 A. PARVIFOLIA (Pohl, fl. bras. 2. p. S. t. 102.) leaves lan- 

 ceolate, equal at the base and apex, acutish ; Stipulas and brac- 

 teas glabrous ; flowers terminal, twin ; calycine segments oblong, 

 blunt ish, retuse at the base, and pilose inside. ^ . S. Native 

 of Brazil, in the province of Rio Janeiro, in shady places on the 

 banks of rivers and rivulets on the road from Engenho da 

 Varge to Agoa de Serra. Stem of a greyish brown colour. 

 Flowers bluish red. 



Small-leaved Augustea. Shrub. 



VOL. III. 



3 A. OBLONGIFOLIA (Pohl, fl. bras. 2. p. 4. t. 103.) leaves 

 oblong, acuminated at the base and apex, glabrous above, and 

 rather pilose beneath ; Stipulas, bracteas, and peduncles pilosely 

 tomentose ; fascicles first ternate, then bifid. Tj . S. Native of 

 Brazil, in the province of Goyaz, on the mountains among bushes 

 on the banks of rivers and rivulets. Stem greyish black. 

 Flowers deep red or crimson. Panicles terminal, trifid, then 

 bifid, each ultimate division bearing 1 flower. 



Oblong-leaved Augusta. Shrub. 



4 A. ATTENUA'TA (Pohl, pi. bras. 2. p. 6. t. 104.) leaves ob- 

 long, tapering into the petioles at the base, ciliated when ex- 

 amined by a lens, glabrous ; Stipulas glabrous on the outside, 

 and pilose inside ; fascicles of flowers terminal, first ternate, 

 then bifid ; bracteas lanceolate, channelled, villous inside. Tj . S. 

 Native of Brazil, in the province of Rio Janeiro, on the margin 

 of rivers and rivulets, in Serra Tingua. Stem greyish brown. 

 Corolla bluish red. Panicles of flowers divided like that of the 

 last. 



Attenuated-\ea\ed Augusta. Shrub. 



5 A. GLAUCE'SCENS (Pohl, fl. bras. 2. p. 7. t. 105.) leaves 

 crowded, oblong, tapering to both ends, therefore acute, quite 

 glabrous ; Stipulas triangular, cuspidate, glabrous ; fascicles of 

 flowers terminal, trifurcate ; bracteas lanceolate, acuminated, 

 pilose inside. Tj . S. Native of Brazil, in the province of 

 Goyaz, in shady places on the banks of rivers and rivulets at Ri- 

 veirao Bateiro. Stem bluish black. Corolla deep red or crimson. 



Glaucescent Augusta. Shrub. 



Cult. The species of Augustea are very ornamental ; the 

 flowers being long and tubular, of a deep red or crimson colour. 

 Their culture and propagation is the same as that recommended 

 for Calesbcea, p. 511. 



LX. PORTLA'NDIA (so named after the Duchess of Port- 

 land, who was a great lover of botany, and well acquainted with 

 English plants). P. Browne, jam. p. 164. Lin. spec. 227. 

 Gaertn. fruct. 1. p. 153. t. 31. D. C. prod. 4. p. 404. Port- 

 landia species, Schreb. and Swartz. 



LIN. SYST. Pentdndria, Monogynia. Calyx with an obovate, 

 5-nerved tube, and a 5-parted limb : lobes large, foliaceous. 

 Corolla large, funnel-shaped, with a short tube, a wide obconical 

 throat, and a bluntly 5-lobed limb. Stamens 5, inserted at the 

 bottom of the throat ; anthers long, semi-exserted. Stigma un- 

 divided. Capsule obovate, or nearly oblong, ribbed from nerves, 

 crowned by the calyx, retuse, 2-celled ; valves dehiscing at the 

 apex. Placentas coriaceous, central. Seeds numerous, elliptic, 

 much compressed, scabrous from elevated dots. Small glabrous 

 trees, natives of South America. Leaves shining, on short pe- 

 tioles. Stipulas broad, triangular. Peduncles axillary, short, 

 1-3-flowered. Flowers large, whitish. 



1 P. GRANDIFLORA (Lin. spec. 244.) leaves elliptic-lanceolate ; 

 flowers axillary, pedicellate, solitary, 4 times the length of the 

 breadth. Tj . S. Native of Jamaica, St. Thomas, &c. among 

 rocks at the foot of the mountains. Smith, icon. pict. 1. t. 6. 

 Curt. bot. mag. 286. Jacq. amer. t. 44. pict. t. 64. Flowers 

 almost like those of Brugmansia arbbrea, white, reddish inside at 

 the throat, 5 inches long and l| broad, very fragrant at night; 

 but in the bud state they are yellowish, tipped with red. Tube 

 with 5 hairy angles. 



Var. /3; leaves ovate, acute. Tj S. Growing along with the 

 species. 



Great-flowered Portlandia. Fl. June, Aug. Clt. 1775. Shrub 

 10 to 14 feet. 



2 P. COCCI'NEA (Swartz, fl. ind. occ. 1. p. 384.) leaves ovate- 

 roundish, coriaceous ; flowers axillary, pedicellate, solitary, 

 hardly twice the length of the breadth. ^ . S. Native of the 

 west of Jamaica, on the precipices of mountains, but rare. P. 



SU 



