12G BOTANY. 



CUCURBITACE.E. 



Elaterium* Wrightii, Gray (PI. Wright. 2, p. 61). — Stem slender, 

 pubescent; Jeaves reniform or cordate, obscurely 5-lobed or angled; sinus 

 deep; apex sometimes distinctly triangular-acuminate, Blightly scabrous on 

 the under surface and nearly smooth above; margin ciliate, and sometimes 

 Blightly and remotely denticulate; male flowers rather few, in a Blender 

 raceme, on capillary pedicels, abundantly covered with minute, globular, 

 stalked glands (the pedicels of which are manifest on the margins of the 

 corolla-lobes) ; corolla adnate to the calyx, the lobes of which are reduced 

 to mere teeth; fruit 1-1 £' long, 6" in diameter, covered with glandular, 

 hairy prickles. — Cienega, Ariz. (581). Beyond doubt identical with 951 of 

 Mex. Bound. Survey. 



ApoDANTHERAf undulata, Gray (PI. Wright. 2, p. 60). — Trailing vine, 

 several feet long. Fruit 3-1' in diameter. — Valley of the Rio Grande and 

 Eastern Arizona (373). 



CucubbitaJ digitata, Gray (PI. Wright. 2, p. 60). — " Root large, fleshy; 



* Elatkkium, Linn. — Flowers monoecious. Male flowers in a long raceme. Calyx-tube nreeolate, 

 rampannlate, or elongate-cylindrical. Corolla salver-sbaped, tube 6bort or elongated, inflated, or 

 cylindrical ; lobes oblong, linear or lanceolate. Filaments united into an elongated column; autbe s 

 vnited into a small oblong or globose bead; linear cells sigmoid, flexnese ; connective sometimes 

 produced beyond tbe cells. No rudiment of an ovary. Female flowers solitary. Calyx and corolla as 

 in tbe male flowers. No rudimentary stamens. Ovary obliquely ovoid, rostrate, hispid, or ecbiuate, 

 J-fi-celled, often 3-celled with 2 cells many-ovuled and tbe third empty, rarely 4-cclltd with one or two 

 of them empty, or with 4 small cells, 2 above and 2 below ; style columnar or filiform, contracted under 

 the large capitate stigma; ovules in cells 2-mauy, or a single ovule in each of the cellules. Fruit 

 obliquely ovoid, rostrate, gibbons, fleshy, 1-mauy-celled ("dehiscent at the apex." Gray). Seeds flat, 

 with the margins often crenulate. — Anunal, climbing herbs, smooth or i ubescent. Leaves cordate, entire, 

 lobed or parted. Tendrils 2-3-parted. — Bemiiam & HoOKBR. 



tAPOPANTHKRA, Am.— Flowers morcecious or dioecious. Wale flowers racemose. Tube of tbe 

 calyx funnel-shaped or cylindiical, dilated at the base, lobes 5, subulate. Corolla rotate. d< eply 5-parted : 

 segments oblong or linear. Stamens 3 or 4, sessile in the thioat of the calyx; anthers linear, connate in 

 the middle; one, or two 1-eelled, the remainder 2-celled, cells nearly straight, connective not produc. d. 

 No rudimentary ovary. Female flowers solitary. Calyx as in the male, but more urceolale. Corolla 

 like the male. No rudimentary stamens! Ovary ovoid, with 3 placentas; st\le columnar, with a 3 lulu d 

 fleshy stigma; ovules many, horizontal. Fruit fleshy, ovoid.— Climbing or prostrate herbs, pubescent 

 or hispid. Leaves round, reniform, entire, or 6omewhat lobed. Flowers rather large, yellow.— Bkx- 

 tiiam &. Hooker. 



BBTTA, Linn. — Flowers monoecious, all solitary. Male flower:— Calyx-tube campanulate, 

 rarely elongated, lobes 5; simple or foliaceous. Corolla eampannlate, cleft to <>r below the middle. 

 Apices of the lobes recurved. Stamens 3, inserted in the bottom of ihe calyx; filaments fro : 

 anthers linear, confluent into a head, one, 1-celled; two, 2-celled; cells elongated, sigmoid fli 

 No rudiments of an ovary. Female flowers: — Calyx and corolla as in the male. Three rudimentary 

 .stamens in the bottom of the calyx. Ovary oblong, with 3 placentas; style short, stigmas 3. 2-loberi 

 or forked; ovules mam, horizontal. Fruit a berry, fleshy, ofttn with a thick rind, indehiscenl 



