Gyinnanthcs. §5 



Einheim. Name: Bois de hctre. 



Var. ß. intermedia Müll. Arg. in Linnaea XXXH. (1863) 103. — Sebastiania 

 hypoleibca var. genuina Müll. Arg. in DC. Prodr. XV. %. (1866) H84; in Fl. ßras. XI. 

 2. (1874) 580. — Folia elliptico-lanceolata, 2Y2'Plo longiora quam lata, cuspidato- 

 acuminata, majuscula, 9- — 13 cm longa, 3 — 5 cm lata. 



Provinz des Amazonenstroms : San Carlos am Rio Negro (Spruce n. 2806!). 



Var. ;'. angustifolia Müll. Arg. in Linnaea XXXII. (1863) 103. — Sebastiania 

 hypoleuca ya.i\ angustifolia Müll. Arg. in DC. Prodr. XV. 2. (1866) 1184; in Fl. Bras. 

 XI. 2. (1874) 581. — Folia anguste elliptico-lanceolata, acuminata, 3-plo vel ultra 

 longiora quam lata, minora, 6— 8 cm longa, circ. 2Y2 ^^ '^'^^• 



Provinz des Amazonenstroms: Am Rio Negro (Spruce n. 3780!). 



5. G. riparia (Schlechtd.) Klotzsch in Wiegmann, Arch. VII. (1841) 182; Hemsley 

 in Biol. centr. amer. III. (1883) 137. — Excoecaria riparia Schlechtd. in Linnaea VII. 

 (1832) 386. — Oymnanthes Schlechtendaliana Müll. Arg. in Linnaea XXXII. (1863) 

 100. — Sebastiania Schlechtendaliana Müll. Arg. in DC. Prodr. XV. 2. (I866) 1181. — 

 Ramuli cum petiolis et costis paginae inferioris adpresso-puberuli, mox glabrati. Folia 

 5 — 10 cm longa, 2^2 — 3 cm lata, elliptico-lanceolata, breviter et obtuse cuspidato- 

 acuminata, basi cuneato-angustata, in petiolum 3 — 5 mm longum sensim abeuntia, 

 minutissime et distanter crenalo-serrulata, supi-a lucida, subtus pallidiora; costae secun- 

 dariae utrinque 6 — 8, subtus prominentes. Flores monoici. Spicae (^f axillares; 

 flores 2 (ß^ Schlechtendal) ramulum brevissimum terminantes, ad basin spicae (^ 

 situm vel ex eadem axilla provenientem; bracteae (J* parvae, late ovatae, subobtusae 

 vel acutae, crassae, basi biglandulosae, margine ciliatae, 3-florae; pedicelli q^ bracteam 

 superantes ; pediceUi fructigeri 1 — 5 cm longi. Flos intermedius cujusvis bracteae 

 sepalis 2 minutis praeditus, diander, laterales nudi vel sepalo unico praediti, diandri; 

 sepala Q ovata; ovarium in calyce sessile. Capsula 8 — 10 mm longa, dorso carpi- 

 diorum elevato-carinata, lignosa. Semina tetragono-globosa, brunnea, 5 — 6 mm longa, 

 carunculata. 



Tropisches Centralamerika: Mexiko, an Flussufern bei Zoncuantla und Jalapa 

 (Schiede n. 50!, Ehrenberg!). 



6. G. aetinosteinonoides [actinostemoides] Müll. Arg. in Linnaea XXXIL (1863) 

 103; Hemsley in Biol. centr. amer. III. (1883) 136. — Sebastiania actinostemoides 

 Müll. Arg. in DC. Prodr. XV. 2. (I866) 1184. — Arbor 10 — 13 m alta; rami validi; 

 ramuli erecti, polyphylli, breves, subangulosi. Folia mox decidua; petiolus circ. 4 mm 

 longus; limbus 4 — 9 cm longus, 12 — 4 mm latus, elliptico-lanceolatus, utrinque acutus, 

 imo apice obtusiusculus, distanter crenato-serrulatus, glaber, coriaceus, subopacus, prope 

 basin margine utrinque subbiglandulosus, subtus haud glaucescens. Spicae solitariae, 

 brevissime puberulae vel glabratae; bracteae (^ ovatae, breviter acuminatae, vix glan- 

 dulas rigidas superantes ; pedicelli (^ graciles, Q petiolis breviores. Sepala (j* 1 vel 

 rarius 2, ovata, Q. 1—2, late ovata, obtusa; columna stylaris abbreviata. Fructus 

 ignotus. 



Tropisches Centralamerika: Mexiko, bei Zacuapan, 600 m (Linden n 1357), 

 bei Mirador (Liebmann). 



7. G. longipes Müll. Arg. in Linnaea XXXIV. (1865) 216; Hemsley in Biol. centr. 

 amer. III. (1883) 137. — Sebastiania longipes Müll. Arg. in DC. Prodr. XV. 2. (1866) 

 1184. — Ramuli teretes. Folia persistentia, coriacea, nitidula, breviuscule petiolata, 

 elliptico-lanceolata, obtuse cuspidato-acuminata, basi acuta, distanter crenato-serrulata. 

 Spicae q^ solitariae; bracteae (^ brevissimae, late ovatae, vix acutae, margine parce 

 papilloso-hirtellae, triflorae; pedicelli Q. 2 cm et ultra longi. Flos r^ intermedius 

 cujusvis bracteae sepalis 2, ovatis praeditus, 3-andrus, laterales nudi, diandri; pedicelli 

 fructigeri longissimi, arcuato-penduli. Capsula subglobosa, 9 mm longa, latior quam 

 longa. Semina globoso-ellipsoidea, laevia, 6 mm longa, 5 mm lata. 



Tropisches Centralamerika: Mexiko, Prov. San Luis (Virlet d'Aoust 

 n. 125), Zacuapan (C. u. E. Sei er n. 510"!). 



