RUBIACE^E. CIV. MYRMECODIA. CV. HYDNOPHYTUM. CVI. HYPOBATHRUM. CVII. NERTERA. 



547 



f- A species not sufficiently known. 



34 M. MACKOPHY'LLA (Desf. cat. hort. par. ed. 3. p. 404.) 

 stem erect ; branches quadrangular ; leaves broad-elliptic, acute, 

 glabrous, on short petioles ; stipulas twin, ovate, spreading. 

 1? . S. Native country unknown. Cultivated in the stove of 

 the Jardin du Roi, Paris, but has never flowered. 



Long-leaved Indian-mulberry. Shrub. 



Cult. For culture and propagation see Hamelia, p. 542. 



SUBTRIBE II. GUETTA'RDEJE (this sub-tribe contains shrubs 

 agreeing with Guettdrda in the flowers being distinct). D. C. 

 prod. 4. p. 450. Flowers distinct, never combined. 



CIV. M YRMECO'DIA (from ^vpfin^ /j.vpftnKos, myrmex myr- 

 melcos, an ant or emmet ; ants form nests in the tubers of the 

 roots). Jack, in Lin. trans. 14. p. 122. Blum, bijdr. p. 1001. 

 D. C. prod. 4. p. 450. Lasiostoma species, Spreng. 



LIN. SYST. Tetrdndria, Monogynia. Limb of calyx tubular, 

 with an entire border. Corolla funnel-shaped, 4-cleft, having the 

 throat closed by arched scales or hairs. Stamens 4, inclosed. 

 Ovarium covered by a fleshy disk. Style 1 . Stigma simple (ex 

 Jack.), quadrifid (ex Blum.). Drupe baccate, crowned by the 

 annular base of the calyx, containing each 4 triquetrous, 1 -seed- 

 ed, chartaceously arillate pyrenae. Embryo erect. Half para- 

 sitical suffruticose plants, tuberous at the base. Leaves opposite, 

 crowded, petiolate, glabrous. Stipulas petiolar, ciliated. Flowers 

 sessile. The germinating plant has a tumid base (ex Blum.). 



1 M. INE'RMIS (Gaud, in Freyc. voy. p. 472. t. 95.) tubers 

 unarmed ; leaves obovate-oblong ; limb of calyx almost entire ; 

 tube of corolla pilose inside ; stigma simple, tomentose. T; S. 

 Native of the Moluccas and Pulo Nias, parasitical upon trees. 

 M. tuberosa, Jack, in Lin. trans. 14. p. 122. Lasiostoma tu- 

 berosum, Spreng. syst. 1. p. 423. Nidus germinans, Rumph. 

 amb. 6. p. 119. t. 55. f. 2. 



Unarmed Myrmecodia. Shrub. 



2 M. ARMA'TA (D. C. prod. 4. p. 450.) tubers covered with 

 rows of prickles ; leaves oblong-cuneated ; limb of calyx quite 

 entire ; throat of corolla closed with arched scales ; stigma 

 quadrifid. J? . S. Native of the western provinces of Java, 

 in the mountains, upon trees, where it is called by the natives 

 Tankurah. M. tuberosa, Blum, bijdr. p. 1001. M. echinata, 

 Gaud, in Freyc. voy. pt. bot. t. 96. has the stem beset with 

 rows of prickles ; stipulas twin on both sides, connected by their 

 bases within the petioles into a bifid limb ; leaves petiolate, ellip- 

 tic, acute at both ends ; but perhaps both plants are the same. 



Armed Myrmecodia. Shrub. 



Cult. For culture and propagation see Schradera, p. 542. 



CV. HYDNOPHYTUM (from ttvov, hydnon, a tuber, 

 and (pvrov, phyton, a plant; the trunks of the species are irregu- 

 larly formed tubers). Jack, in Lin. trans. 14. p. 124. Blum, 

 bijdr. p. 955. D. C. prod. 4. p. 450. Lasiostoma species, 

 Spreng. Myrmecodia species, Gaud. A. Rich. mem. soc. hist, 

 nat. par. 5. p. 224. 



LIN. SYST. Tetrdndria, Monogynia. Limb of calyx short, 

 entire. Corolla with a short tube, which is hairy inside, and a 

 flat, 4-lobed limb. Stamens 4, inserted in the throat ; filaments 

 short. Style filiform ; stigma 2-lobed. Drupe juicy, contain- 

 ing 2 1-seeded pyrenae, which are flat inside, and convex on the 

 back, coriaceous. Embryo erect, in the center of the albumen. 

 Falsely parasitical shrubs, growing upon trees, tuberous at the 

 base. Leaves oval, on short petioles. Stipulas small, linear. 

 Flowers axillary, sessile, white. 'Habit of the Myrmecodia. 



1 H. FORMICA'RUM (Jack. 1. c. Blum. 1. c.) leaves almost sessile, 

 oval, rounded at the apex. Tj . S. Native of the Moluccas, 

 Sumatra, and Nusa-Kambanga, upon trees in the woods. La- 

 siostoma formicarum, Spreng. syst. 1. p. 428. Nidus ger- 



minans formicarum nigrarum. Rumph. amb. 6. p. 119. t. 5.5. 

 The trunk of this plant is an irregular tuber, fixed to trees by 

 fibres like the stems of ivy ; it is hollow inside, and becomes 

 the nest of black ants. 



Ants' Hydnophytum. Shrub parasitical. 



2 H. MONTA'NUM (Blum, bijdr. p. 956.) leaves on short pe- 

 tioles, oblong, obtuse. Jj . S. Native of Java, on the moun- 

 tains, in the province of Buitenzorg, upon trees. The base of 

 the stem is swollen, as in the first species. 



Mountain Hydnophytum. Shrub parasitical. 



Cult. For culture and propagation see Schradera, p. 542. 



CVI. HYPOBATHRUM (from i/, hupo, upon, and 

 fiadpov, bathron, a seat ; flowers seated on flat axillary recep- 

 tacles). Blum, bijdr. p. 1007. A. Rich. mem. soc. hist. nat. 

 par. 5. p. 198. D. C. prod. 4. p. 451. 



LIN. SYST. Tetrdndria, Monogynia. Limb of calyx small, 

 4-toothed. Corolla small, sub-campanulate, with a villous 

 throat, and a 4-cleft spreading limb. Stamens 4, inserted in the 

 mouth of the tube ; filaments very short. Style short, perfo- 

 rating the disk ; stigma bifid in the throat. Drupe crowned by 

 the calyx, 2-celled ; cells containing each 2 1-seeded pyrenae. 

 Embryo inverted in the albumen. A shrub, having the habit of 

 Coffea, with divaricate branches. Leaves distich. Flowers 

 densely crowded on sessile hemispherical, axillary receptacles, 

 sessile, bracteate, umbellate ; but the fruit is pedicellate. 



1 H. FRUTE'SCENS (Blum. 1. c.). Tj . S. Native of Java, in 

 woods on Mount Burangrang. 



Shrubby Hypobathrum. Shrub 4 to 5 feet. 



Cult. For culture and propagation see Hamelia, p. 542. 



CVII. NERTE'RA (vtprtpoe, nerteros, inferior ; in allusion 

 to the plant creeping on the ground). Banks, in Gsertn. fr. 1. 

 p. 124. t. 26. Juss. mem. mus. 6. p. 376. A. Rich, mem. 

 soc. hist. nat. par. 5. p. 219. D. C. prod. 4. p. 451. Nerteria, 

 Smith, icon. ined. 2. p. 28. t. 28. Gomozia, Mutis, in Lin. fil. 

 suppl, p. 17. Erythrodanum, Pet. Th. fl. trist. d'ac. p. 41. 



LIN. SYST.' Tetrdndria, Monogynia. Calyx with an ovate 

 tube and a small 4-toothed limb. Corolla funnel-shaped, sub- 

 campanulate, 4-cleft (f. 100. i.), glabrous inside. Filaments 

 rising from the bottom of the corolla (f. 100. c.), but not adnate 

 to its tube ; anthers roundish, hardly exserted. Style filiform ; 

 stigmas 2, hairy (f. 100. rf.). Berry roundish (f.lOO.f.), umbilicate, 

 containing 2-4 1-seeded, coriaceous pyrenae. Seeds semi-ovate, 

 convex on the outside, flat and furrowed inside. Albumen 

 horny. Embryo dorsal, straight, inverted (ex Gsertn.), erect 

 (ex Pet. Th. and Blum.). Creeping herbs, with the habit of 

 Michella. Leaves opposite, rather fleshy, oval. Stipulas small. 

 Flowers terminal, sessile, solitary, white. Berries red. Perhaps 

 this genus is sufficiently distinct FIG. 100. 



from Michella. 



1 N. DEPRE'SSA (Banks, in 

 Gaertn. 1. c.) stems low, creep- 

 ing ; leaves petiolate, flat, sub- 

 acuminated. If. . G. Native 

 of New Granada on Silla de 

 Caraccas, Peru, Chili, Falkland 

 Islands, Tristan d'Acunha, Java, 

 &c. in humid or marshy places. 

 N. depressa, Smith, icon. ined. 

 2. t. 28. Tratt. arch. 3. p. 129. 

 D'Urv. fl. mal. p. 45. Gaud, 

 fl. mal. p. 16. Erythrodanum 

 alsineforme, Pet. Th. fl. trist. 

 p. 42. t. 10. Gomozia Grana- 

 tensis, Mut. in Lin. fil. suppl. 

 4 A 2 



