MANN, FLORA OF THE HAWAIIAN ISLANDS. 233 



XI. Flora of the Hawaiian Islands. 



BY HORACE MANN. 

 [Continued from page 192.] 

 maturity. Seeds oval, somewhat compressed, chesnut-colored. Var. 

 GLABRATA : Under surface of the leaves less pubescent or nearly gla- 

 brous, as also the calyx. Flowers sometimes smaller. 



Common on sides of the high mountains, and often at an inconsiderable elevation. 



17. C^SALPINIA Liim. 



Sepals 6, shortly united at the base, the lower one rather larger 

 and concave. Petals 5, imbricated, rather unequal, the upper inner 

 one the smallest, the two lowest outer ones the largest. Stamens 10, 

 free, all fertile ; the filaments hairy. Anthers ovate. Ovary with 2 or 

 more ovules ; style cylindi'ical, rarely thickened at the apex, stigma 

 minute or concave and terminal. Pod ovate, oblong, or lanceolate and 

 falcate, flattened, without wings, coriaceous, 2-valv'ed, or nearly inde- 

 hiscent. Seeds ovate, orbicular, or globular, with a hard testa; albu- 

 men none. — Trees or shrubs, which are sometimes high climbers, un- 

 armed or with recurved prickles. Leaves bipinnate, leaflets small and 

 many or few, or larger, herbaceous or coriaceous. Stipules various. 

 Flowers yellow or red, often very showy, in axillary racemes, or the 

 racemes terminal and panicled. Bracts small or rarely large and mem- 

 branaceous, usually very caducous. 



§1. GuiLANDiNA. Climbing or spreading prickly shrubs. Pod oval- 

 orbicular, turgid, with hooked spines. Seeds globose. 



§ 2. C^SALPiNiA propex'. Trees or rarely shrubs, unarmed. Leaf- 

 lets numerous. Pod oblong or lanceolate, smooth. Seeds flattened. 



A considerable genus, found In hot parts of the globe. 



C. (Guilandina) Bonduc Benth. (Enum. No. 119.) A more or less 

 climbing and spreading shrub, 3°-10° high, or more, armed with hooked 

 prickles. Leaves 1° or more long. Leaflets ovate, obtuse or acute, 

 rounded at the base, on short petioles, smooth on both sides, some- 

 what shining above, 1.^' - 2h' long, 1' or more wide. Peduncles short, 

 stout, puberulent or finely tomentose, as also the pedicels and calyx. 

 Pedicels i' long, about the length of the calyx, which is divided nearly 

 to the base, the lobes oblong and acute. Petals nearly equal, hardly 

 longer than calyx, yellow. Stamens joined in a ring at the base. 

 Ovary tomentose, few-ovuled. Pod at maturity nearly orbicular stip- 

 itate l^'-2' in diameter, tipped with the persistent style, and both 

 valves closely covered with straight or curved spines 2" -3" long. 



Common on the borders of woods in many places. Native name, " Kakalaioa." 



2. C. Kavaiensis H. Mann. {Enum. No. 120.) A small tree, with 



COMMUNICATIONS ESSEX INST., VOL. V. 31 JUNE, 1868. 



