Nova genera et species IIL 501 



m 



rami^ bina primaria opposita v. subopposita, caetera alterna v. biuatim ap- 

 proximata, petiolis piibe ramorum obsitis, nervo medio supra promiimlo, 

 lateralibus in qiioque latere 7 — 9 sub angulo er. 60" abeiintibus arcuatis, 

 supra proiiiinulis, subtiis crassioribus, utrinque reticulato-anastomosantibus, 

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

 minuta v. obsoleta; pedicelli fructiferi parum curvati. Calyx brevissime 

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

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

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

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

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

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

 Discus brevls annularis. Stylus 9 mm. longus, breviter patenti- pilosus, 

 sub apice paullo incrassato curvatus; stigraa subintegrum. Capsula er. 3 mm. 

 longa et crassa, inter lobos calycinos decidiios 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 umbrosis humidis, 460m. 

 alt., m. Sept. flor. et fnict: Harris u. 9883. 



Obs. Species juxta G. seahram Sw. inserenda, quae tarnen longa 

 distat pube aliena, foliis angustioribus, basi rotundatis, coriaceis, ncrv'is sub- 

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

 turbinatis pluries majoribus calyce coronatis etc. 



Acanthaceae. 



Psilautlielc 



Frutex valde raniosus, 



2,0—5 m. altus. Tiirlones primarii plus minus prociimbcntes, 3— 4 m. 

 lougi, epidermide longitudinaliter sese solvente; ramuli vix pcdalcs, 

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

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

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

 interdum sparse pilosa, sicca obscure viridia, cystolithis sub lente 

 conspicuis. Inflorescentiae capituliformiter contractae, axillares, oppo- 

 sjtae, plurlflorae; bracteae bracteolaeque basales, densae, parvac, pilosae. 

 Pedicelli V,-^ 3/^ cm. longi, pilosi, tenues. Call eis lobi 5, lineari-subu- 

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

 basin loborum obscurius tincta, extus intusquo breviter puberula; tubus 

 10 mm. longus, basi 3 mm. diam., ad apicem seusim ad 2 mm. d.am. 

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

 6 mm. iongis, 4mm.Iatis, anticum 3-Iobum, lobis 9mm. longis, 5 mm. 

 latis. Filamenta 2, in fance affixa, glabra, 5,5 mm. longa; antheme 

 2-loculares, obtusae, 1,5 mm. longae; poUinis granula ns Grapto- 

 Phyllearum conformia, subglobosa, 46-50,. diam. Discus parvus. 

 Ovarium glabrnm, 3 mm. longum, ovulis 4. Stylus 9 mm. longu , 

 Pilis solitariis obs tus. Capsula 15 mm. longa, m parte snpenore er- 



