Hydrocolyle DC. 461 



sed latlora, in paglna folll Inferlore crebra, In superlore ra- 

 rlora ; pedunculi axillares solltaril aut gemlnl , rarlus terni 

 erectl, 0,2 — 0,5 poll. longi, teretes, glabri, rubenti-albicli, um- 

 belliferl, fructlgeri, dein basl patentcs, aplce cum fructibus 

 revolutl aut reiiexi, paullo Incrassati, vlrldcs ; involucrum dl- 

 phyllum; foliola ovata, acuta, aplce crasslora, navlcularla, 

 corapressa, subcarinata, rubescentl-albida, 0,1 poll. longa, 0,07 

 poll. lata, pills sparsls tenulbus , hyallnls , longis , flexuosls 

 obsessa, ante anthesln umbellam totam amplectentla, perslsten- 

 tia, vegeta, virldia, glabrata, paullo grossificata, fructus sus- 

 tinentla; umhella slmplex 3-flora, antliesis centrifugalls ; pe- 

 (licelli ante et in anthesl brevisslml, fructigerl brevlsslml, 

 teretes, virldes, bracteis nuills suffultl ; calyx fere totus ger- 

 mlnl adnatus, limbo minutisslmo, 5-dentIculato, valde com- 

 pressus, Involucrl foliolis parallelus, pilis, utl Involucrl foliola, 

 intrlcatis subpuberulus, deln glabrescens, basl roseus, versus 

 aplcem truncatum virescens, subrotundus, margine crasslus- 

 cido, 0,12 poll. latus, 0,1 poll. altus, utrinque linea medlana 

 profunde sulcatus, et juxta sulcum In utrocpie latere utrlncjue 

 sulcls 3 minus profundis, a basi radiatlm dlvergentibus et 

 aplcem versus percurrentlbus et Inter se costulas haud valde 

 prominulas producentibus percursus ; petala 5 ad marginem 

 dlsci epigynl inserta minuta purpurea, in praefloratlone mar- 

 gine se invlcem imbrlcatim tegentia, dorso medlo cinerascentl- 

 puberula, marglne et Intus glabra, patentla, basi longe dl- 

 stantla, ovato-lanceolata , acuta, concava, deln planluscula, 

 nervo medlo basl albescentl, crassiusculo percursa, 0,05 poll. 

 longa, 0,03 poll. lata; cellulae epidermoidales Yv\i{Q Irregulares 

 slnuato-lobatae ; stamina 5 erecta, Inter petala cllscl epig}Tii 

 marginl inserta IIsc[ue dlmldlis aecjullonga ; filamenta flaves- 

 centi-alblda, stricta, teretla, versus aplcem sensim attenuata, 

 glabra; antherae termlnales versatlles subgiobosae, atro-pm*- 

 pureae et Inde fere atrae, subdidymae, basi ad medlum bifi- 

 dae; loculi seml-orbiculari-oblongi, basl subinquales, longitu- 

 dlnallter dehiscentes ; pollen candidum, copiosum, slccum, ob- 

 longum, in acjua emollitum ovale, giabrum, lucldulum, stria 



