94 DICOTYLEDONOUS. 



Genus I. PASSIFLORA. 



Calyx 5 parted with a campanulate tube, with a filamentous 

 crown inserted into the throat. jPet«/5 5. Stamens 5. Anthers 

 large. Stig7nas3 cldLwate. Fruit pu]py. FZoz^jer^ axillary with 

 a filamentous crown. 



1. P. Incarnata. *S^e»i climbing, herbaceous, ieaues 3-lobed, alternate, 

 lobes'oblong, acute, pubescent along the veins, petioles with two glands near 

 the summit. Floicers axillary solitary, on a long jointed peduncle ; tendrils 

 axillary. Calyx 5 parted, pubescent. Fetals oval oblong. Crown triple. 

 Fruit oval, glabrous, eatable. May Pop. 



White. %. May— July. Dry soils. 20-30 feet. 



2. P. LuTEA. Stem herbaceous slender climbing, sHghtly hairy. Leaves 

 somewhat cordate at the base, obtusely 3-lobed at the summit, glabrous. 

 Flowers by pairs on axillary peduncles. Petals narrow. Fruit dark purple. 



Greenish yellow. %. May — July. Common. 3- 10 feet. 



Order XLML. CUCURBITAC.E. 



Calyx 5-toothed, the limb sometimes obsolete. Petals 5, 

 distinct. Stamens 5 diadelphous. Anthers long and sinuous; 

 Ovarii cohering to the calvx. Fruit fleshy. Seeds anatro- 

 pous, albumen none, cotyledons foliaceous. Herbaceous plants 

 climbing by stipular tendrils. Leaves alternate. FJoicers axil- 

 lary. 



Ge.nus I. BRYONIA. 



Flowers monoecious. Calyx with 5 short teeth. Petals 5. 

 Stamens 5, triadelphous. Style generally 3-cleft. Fruit an 

 oval berry, few seeded. 



1. B. BoYiaxii. >§?emchmbing, pubescent, tendrils usually simple. Leaves 

 cordate, 3-lobcd, with the middle one longest, acumunate, denticulate, the 

 lateral angled or 2 lobed, sterile and fertile flowers usually together, on short 

 pedicels. i^;'j/i7 crimson, becoming yellow. Seeds with. 2 lateral teeth. 

 Greenish white. %. June — July. Along streams. 15-20 feet. 



Ge^xts II. MELOTHRIA. 



Floivers monoecious. CaJyx 3-5-toothed. Petals 5, form- 

 ing a campanulate corolla, perfect flowers sometimes apetalous. 

 >S^a77«e?i5 5 triadelphous. -A/z^/zer^ contorted. Style 1. Stig- 

 mas 3 dilated, with a cup-shaped disk surrounding the base of 

 the style. Fruit a small many seeded berry. 



1. M. Pendula. Stem running over small shrubs, branching. Leaves 

 somewhat reniform, repand toothed, 5-angled or 5-lobed, middle lobe longest, 

 mucronatc, slightly hispid. Flowers axillary, the sterile in racemes ; the fer- 

 tile solitary; segments of the calyx subulate. Corolla with a 5-lobed border. 

 Stamens short. Fruit small, 3-celled many seeded. 

 Yellowish. %. June — Aug. In rich soils. 



Ge.\tjs III. SICY03. 

 Flowers monoecious. Calyx 5-toothed, flattish, teeth subu- 



