FLORA or THE HAWAIIAN ISLANDS. 187 



stipitate, about 2j long, 1'- li' wide, flattened, very pubescent when 

 young, but becoming- glabrous with age. Seeds nearly 1' in diameter, 

 orbicular. 



Puna, Hawaii (is the only place recorded). Also on other Pacific Islands, and East 

 Coast of Australia. 



2. M. URENS DC. (Enum. No. 108.) A very tall climbing vine; 

 the young branches, peduncles, &c., sericeous with fine hairs. Leaf- 

 lets ovate, acuminate, with scattered soft hairs above, below densely 

 silky with soft silvery hairs, 2i'-5' long, li'-3' wide, lateral 

 ones unequal. Eachis flexuose, 10-15 flowered. Bracts ovate, ob- 

 tuse, I' long, sericeous. Flowers large, 2' long, bright yellow with 

 some red, very showy. Calyx 1' long, unequally 4-cleft one-third 

 down, the hairs at the base fulvous and somewhat spreading, those 

 higher up more appressed. Standard reflexed, glabrous as are the rest 

 of the petals, and about two-thirds their length. Pod very thick, 

 with wrinkled valves, ovate, acuminate, nearly or quite sessile, cov- 

 ered with fulvous stinging hairs (the cow-itch of commerce), usually 

 one-seeded. Seed much as in the flrst species. 



Waimea, Hawaii. "Woods above Makawao, East Maui; and probably elsewhere. Also 

 in tropical America and the West Indies. 



10. DIOCLEA HBK. 



Calyx campanulate, 4-cleffc (i. e., the 2 superior lobes are connate). 

 Standard orbicular or ovate, reflexed, appendiculate at the base with 

 inflexed auricles. "Wings obovate or oblong, free, nearly as long as 

 the keel, which is incurved, and beaked or obtuse. Stamen next the 

 standard free at the base, but joined to the others in the middle : an- 

 thers uniform, or the alternate ones smaller or wanting. Ovary nearly 

 sessile, 2-many-ovuled. Style incurved, not bearded, thickened or 

 dilated near the apex ; stigma terminal, truncate. Pod linear-oblong 

 or somewhat orbicular, compressed, coriaceous, the upper suture di- 

 lated or winged, 2-valved. Seeds flattened, with a short or long 

 hilura. — Tall climbing or spreading shrubs. Leaves 3-foliolate, with 

 stipellae. Plowers violet or white, fasciculate-racemed on a thick 

 peduncle, the fasciculfe sessile on the rachis or elevated on a short 

 peduncle. Bracts very caducous, as also the bractlets. 



A small genus, mostly in tropical America ; a few species are found in the tropical 

 parts of the Old World. 



1. D. viOLACEA 3Iart. (Enum. JSfo. 109.) Young branches, &c., 

 pilose-hispid. Leaflets oval or oblong-oval, obtuse at both ends, 

 strongly parallel-veined, the veins oblique, coriaceous, shining and 

 glabrous above, flnely hirsute with glossy brownish hairs below, 3' - 5' 



