Species novae, praesertim portoricenses. 421 



aequilongus filiformis glaber, apice brevissime bilobus, lobis intus stig- 

 matosis. Discus annularis brevissime pilosus. Ovarium oblongum 

 subcompressum costatiim biloculare; ovula in qiioque lociüo pauca (4 — 6) 

 verticalia linearia utrinque attenuata placentae oblongae parieti puncti- 

 forrai-affixae peltatim ad medium inserta. Capsula oblonge -linearis 

 vix Centime tralis, brevissime et adpresse pilosula, exocarpio tenui 

 crustaceo, endocarpio vix solubili subosseo, primum septicide dehiscens, 

 loculis posterius intus ad basin, dorso fere ad basin bipartitis. Semina 

 pauca placentae crassae lanceolato-lineari insidentia, ad medium affixa, 

 lanceolato- linearia, dorso convexiuscula, ventre longitrorsum subangu- 

 lata, testa longitrorsum anguste lineolata utrinque subulato- producta; 

 endospermium carnosum. Embryo linearis fere longitudine seminis 

 ipsius; cotyledones lineares obtusae subplanae radiculae tereti aequi- 

 longae. — Frutex (?), ramis teretibus, inferne laxe ad apicem densis- 

 sime foliigeris, junioribus miuute pulverulento-pilosis. Folia opposita 

 breviter petiolata coriacea vix pollicaria. S t i p u 1 a e interpetiolares 

 trianguläres acutae sericeae persistentes. Flores in axillis solitarii; 

 pedunculus brevis compressus; prophylla 2 minute euphylloidea, stipulis 

 carentia; pedicellus perbrevis sensim in ovarium dilatatus. 



Species unica Cubensis. 



Obs. Rondekiiaj eui generi cl. Grisebach plantam nostram cum dubio 

 adscripsit, calj^ce tubo globuloso v. rare obovato v. obovato-oblongo, supra 

 ovarium non producto, lobis persisteutibus v. raro singulatim deciduis, ovulis 

 numerosis, capsulis loculicide bivalvibus, seminibus irregularibus v. cubicis v. 

 compressis, Baihysa calycis tubo obovoideo, corollae fauce villosa, staminibus 

 ori corollae insertis, filamentis exsertis, ovulis numerosis, seminibus irregu- 

 lariter compressis v. angulatis, paniiiciüis bracliiatis terminalibus recedunt. 



Neomazaea i)hialaiitlioi(les Kr. et TJrb. l. c. p. 542. 

 Rondeletia? phialanthoides Griseh. Cat. (1866) p. 129; Sauv. Cub. 

 n. 1001 p. 63. 



Maxaea phialanthoides Kr. et U7'b. l. c. y. 266. 

 Hab. in Cuba occ: Wright n. 2694. 



Exostema subcordatuiii Kr. et Urb. (n. sp.) ramis junioribus 

 brevissime v. minutissime patenti-pilosulis; foliis 2 — 3 mm. longe petio- 

 latis ovatis v. ovato-oblongis, basi plus minus cordatis, apice breviter 

 V. mediocriter acuminatis, 4,5 — 7 cm. longis, 2 — 4cm. latis, 2 — 2Y2-plo 

 longioribus quam latioribus; inflorescentiis corymbosis terminalibus, pedi- 

 cellis 7 — 10 mm longis; calyce toto 6 — 10 mm. longo, tubo obovato- 

 oblongo lobis linearibus obtusiusculis aequilongo v. paullo breviore; 

 corolla 42 — 50 mm. longa, in 2/5 — Vt ^^^- ^'^ tubum 1,5 mm. crassum 

 coalita, lobis anguste lanceolato -linearibus obtusis vix 2 mm. latis; sta- 

 minibus in Y4 — Ya ^^- i^tö^ sese leviter connatis v, basi ima tantum 



±99047 



