106 LEGUMINOSAE, | Vigna. 
shortly 2-crested, without appendages; the wings obovate, auriculate, 
41/2"; the keel as high, curved at a right angle, broad-beaked 
minute. Style curved and twisted. Ov ary glabrots. Pods nodding, linear- 
oblong, 2—3'  3—4", compressed, but torulose, straight, the thick 
valves not twisted after opening. Seeds 4—9, globose-oblong, dark brown, 
3—4", the rhaphe oblong, white. — Mann, Fl. Haw. Islds. p. 62. — 
Dioliches luteus, Sw., and Hook. & Arn. Bot. Beech. p. 81. — D. luteolus, 
orst. — Seytalis ogame Vogel, in’ Rel. Meyen. — Vigna anomala, 
Walp. Repert. I, 7 
all islands at s ae pei ge from the shore, but not common. Nat. names: «Nanea 
and «Pulihilihi», — nd also in the Society and Viti Islds. and many tropical 
countries of both V dita. 
2..V. sindiie Gray, l. c. p. 451, pl. 50. — Stem suffruticose, 
twining, retrorsely hispid. Leaflets linear or linear-lanceolate, 1!/2—2/ 
1— 4", on petioles of 1/2, somewhat acute or obtuse and mucronulate, of firm 
texture, hispid on tt sides; the Era 1—1'/2‘; the aes cine 
‘}2“. Peduncle 1/2.—11/2', with 2—4 pale seg flower on pedic 
3—5". Calycine bracteoles linear, 1“. Calyx hispid, ‘ge long, oii 
4-toothed, the uppermost tooth broad and een or emarginate, the others 
subulate. Standard obovate, entire, short-clawed, with 2 callosities in 
front. Wings appendiculate, oblong, shorter than the keel. Keel rather 
opening. Seeds 8—10, dark-brown, oblong-oval, with oblong rhaphe. — 
Root tuberous and «edible» according to Pickering. Mann, ]. ¢c. p. 62. 
Hawaii, 6 miles above Kilauea; W. Maui; Kauai (U.S. E. E.). 
8. The above given description applies to plants from higher elevations. 
Ihave specimens from Makawao, Maui, and Kau, Hawaii, collected at 
altitudes of 1500 to 3000 ft., which present notable differences. The 
upper leaves of the pubescent stems are narrow lanceolate to ovate acute, 
penninerved, 1—2'/2‘ >< '/,—1‘, while the lower ones are broad- 
the upper lobe bidentate, the lowest narrower than the lateral ones. 
ard in diameter; wings obovate; keel arched. Style curved, but 
not twisted. Seeds 8—15, very dark, almost black, oblong-angular, 3” long. 
3. V. Oahuensis, Vogel, in Linnaea, X, p. 585. — A more slender twiner 
than the two preceding species, the stem hispid with patent or retrorse baie. 
Leaflets subsessile, thin membranous, hispid, small, ovate, %/s—1‘ <1) 
somewhat acute, the filiform rhachis ties 11/2‘, the stipellae minute. a so 
june hispid, short, '/2—1'/2‘, 1—3-flowerd, the pedicels 2'/2—4”, the 
es very minute. Calyx 1'/2", the broad upper tooth obtuse or 
