Plmuriea,] CVI. APOCYNACE^. 69^ 



anctoribns descriptas. A. DC. Prod. viii\ 349. Snij et Pai\ FL Per. t 151, Cav, Tc. t 297. 

 H.B.et K.Nov. Gev . et Sp/iii. t, 241, Species altera, bene distincta, Mexicum et Guatemalam 

 habitat MuelL Arg. in Linnea, xxx. 393. 



20. Rauwolfia, Limu Gen, n. 293, — Calyx brevis, 5-fidus v. 5-partitus, eglandulosus, 

 lobia obtusia v. acutis. Corolla liypocrateriformis, tubo cylindraceo ad stamina dilatato, 

 faucc Sitipius constricta esquaniata, intus saipius strigosa ; lobi 5, contorti, siniatrorsum 

 obtegentes. Stamina medio tubo v. altius inclusa ; antherce parvte, obtusiusculre, loculia 

 basi inappendiculatis. Discus cupulatus v. annulatus, integer v, breviter lobatus. Ovarii 

 carpella 2 distincta V. alteconnata; styhis filiformisj brevis v, elougatus; stigma erassum^ 

 apice latum stepe dentatum, basi anmilatum v. mcmbrana reflexa appcndiculatum, apiculo 

 breviter 2-fido ; ovula in quoque carpello 2, axi v, ventre cari>ellorum collateraliter affixa, 

 placenta interdum prominula* Drupse 2, diatinctiB v, in fructum 2-pyrenum 2-3ulcum 

 V. 2-fidum connatai, pyrenis cruataceis sa)pius l-si^erniis. Seniina ovata ; albumen car- 

 nosum, lasve (v. rarius rugosum ?) ; cotyledones planfe, radicula recta v, plus minua 

 recurva, supera (v. infera ?). — Arbores fruticesve glabri v, rarius pubescentes. Folia 3-4- 

 natim verticillata v. rarius oppoaita, tenuiter et crebre v. diasite pennivenia. Pedunculi 

 foliis terminalibus altemi, demum ramis excrescentibus laterales evadimt^ paucifiori v. 

 2-3-chotome ramosi, cymulis ssepe umbelliformibus. Flores et fnictus ssepius parvuli. 



Species fere 40, AmericEe, Africfe et Asise inter tropicos r. Africa aiistralis iEcolse, A. DC, Prod, 

 viii. 336» Wal^, Ann. iii. 32; v. 493. Ilance in Seem. Jonrn. Pot 1865j 380, MudL Arg, in 

 Mart FL Bras, vi. 29, t 9, 10, et in Linnaa, xxx. 394- Limu Hort Cliff, t 9, Jacq. Obs. t 35. 

 Hook. Ic. PL t 366. BoL Mag. L 2440. 



Cyrtosifhosia, Miq. FL Jnd. Bat. ii, 401, genus ad species Asiaticas stabilitum, al> auctore di- 

 stinguitur corollEe tubo * calyce vis v. panim longiore,' species tamen includit copoHeg tubo ' calyce 

 2-3'plo longiore ' et in nonnullis Amerieaiiis vix duplo longior est, 



Ophioxtion, Li7in. Gen. n. 1142, ab auctore distinetura fuit ob flores ncnnullos masculos 2- 

 andros cum hermaphroditis o-andris intermixtos. Hi tamen flores masculi nunquam observatoribus 

 recentioribus occurrere, et genus rctinetur pro speciebus Asiaticis caljcis lobis angustis acutis et 

 corollae tubo longo tenui, characteres eliam in speciebus nonnullis Americanis observandi. Dnipse 

 tarn in A.sia quam America in aliis speciebus liberas in aliis ad medium connatje, A. DC. Prod, viii, 

 342, Walp. Pep. vi, 467; Ann- iii. 33. Jacq. Hort Schm2br, t 389. Wight, Ic. t. 849, 1291, 1292. 

 Bot. Mag. i. 784. Bot Peg. t 1273 {TabemtEmontana). 



P. sandwicensis. A, PC Prod. viii. 339, ex ins. Sandwicensibus, qu^ eadem ac Cerbera parvifiora^ 

 Hook, et Am, non Forst,, seu Ockrosia sandwicensis^ A, DC, Prod. viii. 357 non aliorum, a ceeteris 

 speciebus differt calycis segmentis majoribus subfoliaceis et glandulis OO substipnlaribus ad axillas 

 T. bases foliorum, sed vix genericedistingi^enda* 



Hetjbcku, MiielL Arg. in Flora 1870, 168, et in v* Hmrck. PL Nov. 138 et 205, species 2 continet 

 NoYO'Caledonicas, quas nullo characterea PaKwolfia distinguere possumus. Ovarium in spccimini- 

 bus Viellardiauis n, 915 et 017 breviter 2-lQbum vidimus, ut in speciebus plurirais Americanis 

 Pauwolfi<E, 



21. Alyxia, P. Br. Prod. 409. (Gynopogon, -For^(. Char. Gm. 35, /. 18.)— Calyx 5- 

 partitiis, eglandulosus, segmentis ovatis lanceolatisve brevibus. Corolla hypocrateriformia, 

 tubo cylindraceo ad stamina dilatato, fauce esquamata ; lobi 5, contorti, sinistrorsum 

 obtegentes. Stamina medio tubo v. altius inclusa ; antliene lanceolatre, loculisbasi inap- 

 pendiculatis. Discus t. obscure annulatus. Ovarii carpella 2, distincta ; stylus filifor- 

 mis; stigma oblongum v. capitatum, apiculo inconspicuo v- breviter 2-fido; ovula in quo- 

 que carpello 4-6, 2-seriata. Brupse v, baccie 2 v. abortu solitarise, ovoidere v, oblongre, 

 l-spermrc v. monilifene, articulis 2 rarius 3-4 oblongis 1-spermis. Semina ovata v, ob- 

 longa, sulcata v. placentam intruaam amplectentia ; albumen cornexmi, ruminatum ; 

 cotyledones fuliacese, ovatae v, oblongs, rectaj v. curviilie, radicula brevi (an semper?) 

 supera, — Frutices srepius glabri. Folia 3-4-natim verticillata v. rarius opposita, coriacea, 

 nitida, pennivenia venia tamen parum prominulis. Flores parvuli, gemini v, cymosi, 

 cymia capitellatis fasciculatis v, breviter spicato-paniculatis, axillaribus v, in axillia 

 foliorum tenninalium paeudo-terminalibua- 



