SCHOMBURGK's GUIANA PLANTS. 109 



Flores in racemis ()revibus terminalibus fasciculati, brevissi- 

 me pedicellati. Bractese parv^, fiiscae. — Sp. 1. P. latifolia, 

 foliis ovato-ellipticis acuminatis basi parum angustatis, sepalis 

 lalo-ovatis pubescentibus, stamiiium tubo inter antheras den- 

 tifero. — Folia 6 — 8-pollicaria. Stipulse deciduac. Racemi 

 vix pollicares. Bracteae minimse, ovatae. Sepala valde in- 

 aequalia obtusissima, majora interiora 1^ lin. longa. Corolla 

 5 lin. longa, genitalia duple superans, tenuis, basi incrassata. 

 Petalum intimum superne conduplicatum, caetera valde im- 

 bricata, se invicem involventia. Ovarium glabrum, antlieris 

 aequiiongum. Stylus antheras duplo superans. — 2. P. longi- 

 folia, foliis oblongis acuminatis basi longe angustatis, sepalis 

 ovali-oblongis obtusiusculis glabris, tubo stamineo inter an- 

 theras integro. — Folia 6 — 8-pollicaria, dimidio angustiora 

 quam in praecedente. Siipulae lanceolatac, petiolo parum 

 breviores, persistentes. Corolla tenuior et paullo longior 

 quam in P. latifolia. 



Samydace^b. 



611. Casearia (Iroucana) spinosa, Willd.f—DC. Prodr. v. 

 ii. p. 49 ? ramulis hirtellis, hinc inde spinescentibus, foliis 

 ovatis breviter et obtuse acuminatis leviter serratis basi ro- 

 tundatis angustatisve punctatis, pedicellis axillaribus glome- 

 ratis, calycibus 5-fidis obtusis pubescentibus, antheris 8 ob- 

 longo-linearibus, stigmata capitato. — Hamuli spinescentes 

 pauci. Rami interduni omnino inermes. Stipulae parvoe, 

 decidual. Glomeruli florum sessiles, multiflori. Pedicelli 

 Acre longiores. Calyx circa 2 lin. longus. Antherse non 

 apiculatae, glabrae. Stamina sterilia oblonga, obtusa, ciliata. 

 Ovarium viilosum, in stylum ovario ipso sequilongo atigusta- 



tum. Stigma capitatum British Guiana, Schomburgk, 



n. 369. 



Casearia is divided by Endlicher (Gen. p. 917.) into two 

 primary sections, according to whether the stamens are below 

 20, or 24, and upwards ; but here appears to be a mistake, as 

 in the first section the sterile stamina are not reckoned, whilst 

 they are included amongst the 2\ to 30 stamina of the second 



