Nova genera et species III. 501 



rami bina primaria opposita v. siibopposita , caetera alterna v. binatim ap- 

 proximata, petiolis pube ramorum obsitis, nervo medio siipra prominulo, 

 lateralibus in qiioque latere 7 — 9 sub angulo er. G0° abeuntibus ai*cuatis, 

 supra proniinulis, subtns crassioribus, utrinque reticnlato-anastoraosantibns, 

 subtus rauito pallidiora. Pedunculi axillares er. 0,5 mm. crassi; prophylla 

 minuta v. obsoleta; pedieelli fnictiferi parum curvati. Calyx brevissime 

 turbinatiis breviter pilosus; lobi 3 — 5 mm, lati utrinque breviter pilosi. 

 Gorolla in Yg alt. subcurvata, intus glabra; lobi postici 2 semiorbiculares 

 1 mm. longi, antici 3 triangulär! -semiorbiculares 2 mm. longi. Filamenta 

 inter sese libera, basi ima corollae brevissime adnata, sub apice curvata, 

 11 — 12 mm. longa; antherae sub ore ipso sitae, breviter ovatae inter sese 

 cohaereutes; staminodium 5 mm. longum, antheram parvam deformatam gerens. 

 Discus brevis annularis. Stj'lus 9 mm. longus, breviter patenti- pilosus, 

 sub apice paullo incrassato curvatus; stigraa subintegrum. Capsula er. 8 mm. 

 longa et crassa, inter lobos calycinos decidnos dehiscens. Semina scrobi- 

 culata, linearia, plus minus curvata et torta, 0,5 — 0,6 mm. longa, 0,1 mm. 

 crassa. 



Hab. in Jamaica prope Woodstock in mnbrosis humidis, 460 ni. 

 alt., m. Sept. flor. et fruct: Harris n. 9883. 



Obs. Species juxta G. scabram Sw. inserenda, quae tarnen longo 

 distat pube aliena, foliis angustioribus, basi rotundatis, coriaceis, nervis sub- 

 horizontalibus, calycis lobis ovatis acutis integris, forma corollae, capsulis 

 turbinatis pluries majoribus calyce coronatis etc. 



Acanthaceae. 

 Psilaiithele jamaiceiisis Lindau (n, sp.). Friitex valdc ramosus, 

 2,6 — 5 m. altus. Turioues primarii plus minus procumbentes, 3 — 4 m. 

 longi, epidermide longitudinaliter sese solvente; ramuli vix pedales, 

 pubescentes, tunc glabrati. Folia petiolis er. 5 mm. longis pilosis, ovalia, 

 basi angustata, apice rotundata vel obtusa acuminata, interduni emar- 

 ginata, 4 — 10 cm. longa, 2 — 4 cm. lata, supra glabra, subtus ad nervös 

 interduni sparse pilosa, sicca obscure viridia, cystolithis sub lente 

 conspicuis. Inflorescentiae capituliformiter contractae, axillares, oppo- 

 sitae, pluriflorae; bracteae bracteolaeque basales, densae, parvae, pilosae. 

 Pedieelli Y2 — Vi^^-^^^Si^ pilosi, tenues. Calicis lobi 5, lineari-subu- 

 lati, 5 mm. longi, 1 mm. lati, pilosi. Corolla lavendulaceo-coerulea, ad 

 basin loborum obscurius tincta, extiis intiisque breviter puberula; tubus 

 10 mm. longus, basi 3 mm. diam., ad apicem sensini ad 2 mm. diain. 

 contractus; labium posticum 8 mm. longum, lobis 2 Hnguiformibus, 

 6 mm. iongis, 4 mm. latis, anticum 3-lobum. lobis 9 mm. longis, 5 mm. 

 latis. Filamenta 2, in fauce affixa, glabra, 5,5 mm. longa; antherae 

 2-locularcs, obtusae, 1,5 mm. longae; pollinis granula iis Grapto- 

 'phijJlcariini conformia, subglobosa, 46 — 50 f.i diam. Discus parvus. 

 Ovarium glabrum, 3 mm. longum, ovulis 4. Stylus 9 mm. longus, 

 pilis solitariis obsitus. Capsula 15 mm. longa, in parte suporiore er- 



