Ipomoea. | CONVOLVULACEAE, 315 
running out into long filiform points. Corolla white, ae — the 
long slender tube measuring 3—4’ in length, the spre 3—4‘ in 
diameter. Stamens and style exserted. Anthers sient 9 Poet twisted. 
pa 2-celled. Stigma 2-lobed. Seeds glabrous. — Benth. Fl. Hongk. 
— Calonyction speciosum, var. ch Choi, in DC, Prod. IX, = 
tenn sete I. insularis, but muc sets frequent. The large showy oneal a 
fragrant a only late in the afte va, vi fade the next morning. The s pecies i is 
widely hea yaaa the tropical regions i both Worlds, b 
6. I, pentaphylla, Jacq. Icon. Rar. tab. 319 (not. Woy — A herbaceous 
annual, twining, the stems, leaves and inflorescence hirsute with stiff 
spreading tawny hairs which are at least 2’ in length. Leaves on long 
petioles Ws 3—7‘, membranous, hairy on both faces, Sc eebieains in out- 
line, 4—5’ in diameter, palmately cut to the base into 5 obovate or elliptical 
acuminate segments which are contracted, often stipitate at the base. 
Peduncles shorter than the petioles, 14/2—5‘, bearing 3—7 flowers in 
regular dichotomous cymes, the ultimate pedicels 78", the linear 
bracts 3“, Sepals chartaceous to scarious, ovate-lanceolate, 6—8“', the 
three exterior longest and somewhat acute. Corolla twice as long as the 
pentaphyllus, L. — Batatas pentaphylia, Choisy, in DC. Prod. IX, 339. — 
es hy b. in Fl. W. Ind. 
In grassy plains and on fallow fields of the lower and middle regions. Occurs in most 
tropical countries of the New and Old World. 
7. L. tuberculata, Roem. d: Sch. — DC. Prod. IX, 386, var. trichosperma. 
— A stout glabrous twiner with a tuberous root. Leaves on petioles of 
1—2‘, thin, ovate or orbicular in outline, with a diam. of 2—3‘, palmately 
eut ts the base into 5 lanceolate or ovate-lanceolate, at both ends acuminate, 
entire fone the two lowest being generally again bifid. Flowers 3, 5 or 
subumbellate cyme, on a common peduncle of */1—1'J/2‘, the dete 
cels at, with minute bractlets at their bases. Sepals 3—4“, chart 
to scarious, ovate-lanceolate, acute when with flower, much Fsader "with 
fruit. Corolla purplish red, campanulate, 2‘, the limb angular-lobed. 
Ovary 2-celled. Capsule smooth. Seeds globose, 3”, obtusely angular, 
silky with fulvous hair, this being longest on the angles. — Conv. tuber- 
culatus and C. Cairicus, Hook. & Arn. in Bot. Beech. — I. saa 
Mann, Enum. no. 378. — In the typical form of the species the seeds 
are naked. The African I. palmata has hairy seeds but serrulate leaves. 
aah Sake Sinclair, pl. 13. 
on on all islands eo low and dry rocky regions, — «Koali> and 
+Koalt air. é tuberous roots are said t e been eaten formerly by the natives 
in es Of scarcity; the sae i a The species extends over ical 
Asia and p, of f an 
axillary bud which deflect oa and pes, Sapa remain undeveloped. They are not 
present with all leayes, and are wanting in the youngest near the end of a branch. 
