LXXV. CUCURBITACE E. 837 
T&rBUs IV. SicvorpEs. 
58. Siceyos, Linn. Gen. n. 1094.—Flores monoici. Fl. 4? racemosi v. corymbosi. 
Calycis tubus late campanulatus v. pateriformis, dentibus 5 parvis remotis subulatis 
v.0O. Corolla rotata, profunde 5-partita, segmentis triangulari-ovatis cum calyce omnino 
eonfluentibus. Staminum filamenta in columnam brevem connata ; antherie 2-5, ad apicem 
columnee sessiles, in eapitulum connate v. plus minus liberz, loculis curvis v. sigmoideo- 
v. conduplieatim flexuosis. Ovarii rudimentum 0. Fl. 9 sepe in eodem racemo eum d, 
àd apicem peduneuli brevis v. elongati aggregati, rarissime solitarii, interdum longissime 
peduneulati. Calyx supra ovarium et corolla maris. Staminum rudimenta 0. Ovarium 
ovatum fusiforme v. subulatum, interdum longe rostratum, setosum v. aculeatum, raris- 
sime inerme, l-loculare; stylus brevis, stigmatibus 3; ovulum 1, ab apice loculi pen- 
dulum. Fructus coriaceus v. sublignosus, compressus v.angulatus, ovoideus oblongus 
v. pugioniformis, apice acutus v. rostratus, aculeatus, rarius inermis. Semen loeulo con- 
forme, testa. membranacea.—Herbs glabrse v. pubescenti-seabriuscule, scandentes v. 
prostrate. Folia membranacea, angulata v. lobata, rarius profunde 3-5-loba. Cirrhi 
9-fidi. Flores parvi v. minuti, szepe fasciéulati v. in ramos panieult v. racemi corymbosi. 
Fructus parvus, rarius pollicaris. 
Species ad 20, Americsm calidz, ins. maris Pacifici, e£. Australie incole. DC. Prod. ii. 309. 
Walp. Rep. ii. 204: Ann. i. 317; iv. 866. Naud. in Ann. Sc. Nat. Ser. 4. xii. 161. 4. Gray, Bot. 
U. S. Expl. Exped. 648. t. 80, 81, 82. Pepp. et. Endl. Nov. Gen. et Sp. t. Y72.  Gerín. Fruct. ii. 
(88. Lam.1üt.796.£52. — 
Genus ab Asa Gray, l. c., in sectiones sequentes divisum : 
. 1l. Ewsicyos. Antherse 3-5, sinuoss, capitato-connatz. Fructus compressus v. turgidus, haud 
angulatus, setis retrorsum scabris armatus, rarissime inerrnis, pericarpio tenui. 
2. Sicyocarpa.  Anthers 2—5, sinuosw, basi connatw, connectivo angusto. Fructus ovato-pyra- 
midatus v. oblongus, 4-6-angulatus (rarissime 3-queter), inermis plus minus rostratus, pericarpio 
incrassato. 
8. Sicyopsis. Anthere 3 libere, v. 8 triadelphs, counectivo dilatato. Fructus obovatus, tnrgi- 
dus, inermis, hirsutus, obtusissimus. 
56. Sicyosperma, 4. Gray, Pl. WrigAM. Tex. i. 62.—Flores minimi, monoici. Fl. ($ 
racemosi, racemo 2-3-fido. Calycis tubus late campanulatus, dentibus 6 cuspidatis. 
Corolla profunde 5-partita, segmentis ovatis 2-cuspidatis. Staminum filamenta in colum- 
nam brevem connata; anthers 5, in capitulum connate, 1-loculares, loculo reeto. Ovarii 
rudimentum 0. Fl. 9 in eadem axilla cum (, solitarii v. pauci, subsessiles, Calyx 
et corolla maris, Staminum rudimenta 0. Ovarium ovoideum, 1-loculare ; stylus brevis, 
stigmatibus 2-3 ; ovulum ab apice loculi pendulum. Fructus ovatus, complanatus, lenti- 
eularis, coriaceus, levis, indehiscens, 1-spermus.:" Semen loculo conforme, testa crustacea 
levi.— Herba annua, scandens v. prostrata. Folia cordato-ovata, angulata v. sublobata. 
Cirrhi 2.&idi. Flores minimi, albi, racemis sepe androgynis ; d gracillime pedicellati, inter- 
dum fasciculati, fasciculis braeteatis. Fructus minutus. 
Species 1, Texana. Naud. in Ann. Sc. Nat. Ser. 4. xii. 162. 
57. Sechium, P. Br. Nat. His. Jam. 355. (Chayota, Jacq. Sel. Stírp. Amer. 258. t. 163.) 
.—Flores monoiei. Fl. raeemosi. Calycis tubus pateriformis ; limbi lobi 5, discus 
lineis 10 elevatis radiatis notatus. Corolla rotata, profunde 5-partita, segmentis ovato-lan- 
ceolatis subaceutis. Staminum filamenta in columnam connata; anthers 5, libere, una 
1-locularis, ceterz 2-loculares, loculis flexuosis. Ovarii rudimentum O0. Fl. 9 in eodem 
racemo eum d, solitarii. Calyx et corolla maris. Staminum rudimenta 0. Ovarium 
fusiforme, l.loculare, setosum ; stylus brevis, stigmate capitato breviter 6-lobo, lobis 
recurvis ; ovulum 1, ab apice loeuli. pendulum. Fructus magnus, carnosus, obovoideus 
oblongus v. pyriformis, suleatus, l-spermus. Semen subglobosum, testa lignosa, levigata, 
marginibus acutatis; cotyledones maxime.—Herba annua, hispidula, seandens. Folia 
membranacea, cordata, angulata v. lobata.  Cirrhi 2-6.Gdi. Flores inter minores, in 
racemos elongatos dispositi, subfascieulati, breviter pedicellati. Fructus edulis. 
