NO. 24 NEW SAPINDACEAE RADLKOFER 



beculis sclerenchymaticis turbinato-clavelliformibus contiguis in di- 

 rectione radiali percurso, abortu t-2-locularis, [-2-spermus, intus In 

 loculorum dorso pilis brevibus adspersus; semina trigonoellipsoidea, 

 a dorso convexo compressiuscuhi, ventre obtusangula, testae parte 

 putaminosa Crustacea laevi brunnea. 



Arbuscula 2 m. alta. Folia superiora petiolo 8-9 cm. longo adjecto 

 ca 40 cm. longa, 25 cm. lata; foliola cum petiolulis 6 mm. longis 

 20 cm. longa, 5 cm. lata, inferiora plus dimidio minora. Panicula 

 30 cm. longa; pedicelli vix 2 mm. longi. Fructus 2.5 cm. longus, 

 1.8 cm. crassus, stylo 2.5 mm. longo, pcricarpio 2 mm. crasso. Semen 

 2 cm. longum, 1.2 cm. latum, 8 mm. crassum. 



Panama: Loma de la Gloria, back of Fato, Province of Colon, 

 fr. August 23, 191 1. Pittier 4249 (Type, U. S. Nat Herb. No. 



6/9350). 



Obs. — In the absence of the flowers the place of this species in the 

 systematic arrangement is doubtful. In the carinate rachis of its 

 leaves it approaches somewhat l^alisia carinata Radlk. ; in the char- 

 acter of its nervation, T. clathrata and T. dasyclada Radlk. 



DIPTERODENDRON Radlk., gen. nov. 



Flores — non visi, nisi partes sub fructu juvenili relictae; calycis 

 basis horizontalis, parva, puberula, circumcirciter (lobis decisi-i 

 cicatricata ; petalorum vestigia nulla; discus annularis, parvus, suf- 

 ferrugineo- dein canescenti-tomentcllus. staminum insertionibus fove- 

 olaribus in lobulos 8 partitus ; staminum decisorum vestigia 8; 

 pistillum auctum (fructus juvenilis) trigone- (rarius digono-) 

 ellipsoideum vel obovoideum, brevissime sufferrugineo-puberulum, 

 apice in rostrum breve pyramidatum contractum, stylo rostrum 

 aequante subulato sulcis 3 (2) stigmatosis suturalibus exarato tenni- 

 natum; loculi 3 (2), intus pilis teneris amplis floccoso-villosi ; gem- 

 mulae in loculis solitariae (vel in germinis septo altero evanido biloc- 

 cularis loculo majore binae), e loculi basi erectae, campylotropae, 

 tropae. Capsula sat magna (Aesculi semen magnitudine aequans) 

 tri- (di-) gono-globosa, in rostrum breve dilatato-pyramidatum inter- 

 dum subevanidum terminata et styli reliquiis apiculata, ad angulos 

 sulco exarata, basi umbilicato-cava. sicca dure crustacea, loculicid 

 (2-) valvis, valvis medio septigeris glabratis granulatis lenticellisque 

 orbicularibusrufiscrebrisobsitis fusco-brunneis intus 1 imenfc sericeo 

 denso pallido vestitis, pericarpio sat crasso trabeculis sclerenchymati- 

 cis vasa includentibus crebris radiatim percurso, parenchymate inter- 

 stitiali e cellulis magnis materia saponino affini (in aqua facile, in 

 alcohol tarde solubili) foetis aliisque tanninigeris conflato. Semina 



