WOOTON AND STANDLEY—FLORA OF NEW MEXICO. 615 
stamens 3, the connective not produced beyond the anthers; ovary 1-celled, with 2 
or 3 placents, the stigma 3-lobed; berry globose, red, the seeds somewhat swollen. 
1. Ibervillea tenuisecta (A. Gray) Small, Fl. Southeast. U. 8. 1136. 1903. 
Sicydium lindheimeri tenuisecta A. Gray, Pl. Wright. 1: 75. 1852. 
Tyre Locauity: “Dry sandy soil, near the Rio Grande, Texas, and New Mexico.” 
Ranae: Western Texas to New Mexico and Chihuahua. 
New Mexico: Dog Spring; above Rincon; Tortugas Mountain; Organ Mountains; 
Guadalupe Mountains. Sandy mesas and low hills, in the Lower Sonoran Zone. 
5. APODANTHERA Arn. MELON Loco. 
Rough prostrate coarse vines having a very disagreeable odor, from thick perennial 
roots; leaves round-reniform, entire or lobed; flowers large, yellow, moncecious, the 
staminate racemose or corymbose from the lower axils, the pistillate solitary in the 
upper axils; calyx tube subcylindric; anthers distinct, sessile, dorsally fixed; ovary 
1-celled, with 3 placentz; seeds horizontal, numerous; fruit 7 to 10 cm. in diameter, 
nearly spherical, ridged, with a tough or somewhat woody rind. 
1. Apodanthera undulata A. Gray, Pl. Wright. 2: 60. 1853. 
Tyre Locauity: “In valleys from Eagle Springs to the Limpio,’’ Texas. 
Range: Western Texas to southern Arizona and southward. 
New Mexico: Near White Water; mesa west of Organ Mountains; Mangas Valley. 
Dry sandy mesas, in the Lower Sonoran Zone. 
6. CUCURBITA L. Gourp. 
Coarse, rough, usually ill-scented, prostrate, tendril-bearing, herbaceous vines from 
thickened roots; leaves large, nearly entire or lobed; flowers large, showy, yellow, 
moneecious, solitary in the axils; hypanthium of staminate flowers campanulate or 
rarely tubular, that of the pistillate flowers subglobose; stamens 3, the filaments 
distinct, the anthers linear, coherent, contorted; staminodia in pistillate flowers 3; 
ovary 1-celled, with 3 to 5 placente; fruit a pepo, usually large (in ours 8 cm, in 
diameter or less), woody. 
KEY TO THE SPECIES, 
Leaves deltoid-ovate, entire or angled..............-.------+----- 1. C. foetidissima, 
Leaves 5-lobed to the base...........-.--..2------- 22-2 - eee eee 2. C. digitata. 
1. Cucurbita foetidissima H. B. K. Nov. Gen. & Sp. 2: 123. 1817. 
Cucurbita perennis A. Gray, Bost. Journ. Nat. Hist. 6: 193. 1850. 
Type Locauitry: “Prope Guanaxuato Mexicanorum, altit. 1080 hexap.”’ 
Ranae: Nebraska and Missouri to California and Texas and southward. 
New Mexico: Black Range; Socorro; Dog Spring; Albert; Nara Visa; mesa west 
of Organ Mountains; Eagle Creek. Plains, in the Lower and Upper Sonoran zones, 
2. Cucurbita digitata A. Gray, Pl. Wright. 2: 60. 1853. 
TyPE LocaLtiry: Between the Copper Mines and Condes Camp, New Mexico. 
Type collected by Wright (no. 1088). 
RanGE: Southwestern New Mexico and adjacent Arizona, 
New Mexico: Lordsburg; mesa south of Gila; near White Water. Dry sandy 
plains, in the Lower Sonoran Zone. 
7. CITRULLUS Forsk. 
1. Citrullus citrullus (L.) Small, Bull. Torrey Club 25: 606. 1898. WaTERMELON. 
Cucurbita citrullus L. Sp. Pl. 1010. 1753. 
Citrullus vulgaris Schrad.; Eckl. & Zeyh. Enum. Pl. Afr. Austr. 279. 1834-7. 
