PASSIFLORACBAB 335 



2- CASEARIA Jacquin 



Erect unarmed shrubs or small trees, with alternate, distichous, entire 

 or toothed leaves. Flowers small, perfect, in axillary clusters, the pedicels 

 short, jointed. Calyx deeply 4- or 5-lobed. Petals none. Stamens about 

 twice as many as the calyx-lobes, the filaments somewhat united in a tube 

 below, alternating with staminodes. Ovary superior, free, 1-celled; ovules 

 many. Fruit fleshy, ovoid to ellipsoid, ultimately dehiscent. Seeds angular 

 or obovoid, usually with a' fleshy aril. (In honor of J. Casearius, a Dutch 

 botanist.) 



Species 120 in the tropics of both hemispheres, about 7 in the Philippines. 



1. C. fuliglnosa Blanco. 



A shrub or small tree 2 to 5 m high, nearly glabrous, the branchWts 

 often slightly zigzag. Leaves oblong-ovate, 7 to 18 cm long, entire or 

 nearly so, often slightly falcate, slightly acuminate, base broad usually 

 rounded, often somewhat inequilateral. Flowers small, white, in few to 

 many-flowered axillary clusters, 4 to 5 mm diameter, pale-green. Sepals 

 6, pubescent' externally. Filaments hairy. Fruit ovoid or ellipsoid, 10 

 to 12 mm long, red or yellow when mature. Seeds arillate. (Fl. Filip. 

 pi. 90.) 



In thickets, La Loma to Masambong, fl. Feb.-Apr.; widely distributed 

 in the Philippines. Endemic. 



93. PASSIFLORACEAE (Passion Flowee Family) 



Usually perennial herbaceous or somewhat woody vines, climbing by 

 means of tendrils. Lea',;es alternate, simple, entire or lobed, stipules 

 usually present. Flowers axillary, sl)litary, pr in cymes, small to large, 

 usually with 3 minute to large bracteoles, regular, perfect or unisexual. 

 Calyx tubular at the base, fleshy to thin, 5-lobed. Petals as many as the 

 calyx-segments, or none. Corona of one to several rows of slender fila- 

 ments, arising from the calyx-tube, rarely none. Stamens 5, the filaments 

 united and adherent to the stalk of the ovary. Ovary usually stalked, 

 1-celIed, many-ovuled, with parietal placentae; styles usually 3. Fruit 

 berry-like, fleshy, indehiscent, often large, or capsular and 3-valved. 



Genera 11, species about 400, chiefly tropical, most numerous in tropical 

 America, 2 genera and about V species in the Philippines. 



Flowers large and showy, perfect; fruit a large, fleshy berry.... 1. Paasifiora, 

 Flowers small, unisexual; fruit a capsule 2. Adenia 



1. PASSI FLORA Linnaeus 



Climbing, usually herbaceous, perennial vines, tendril-bearing. Leaves 

 simple, entire or lobed, usually glandular beneath, at the base, or on the 

 petiole. Flowers axillary perfect, solitary or cymose, showy. Brac- 

 teoles 3, small or large. Calyx 5-lobed. Petals 5, about as long as fhe 

 calyx-lobes. Corona of 1 to several rows of numerous, usually filiform 

 segments springing from the calyx-tube. Gynophore surrounded at the 

 base by a shallow membranaceous cup or basal corona. Anthers 5, dorsi- 

 fixed. Ovary 1-celled; styles 3. Fruit fleshy, berry-like, indehiscent, the 

 seeds arillate. (Adapted fnom the Latin flos pasaionis.) 



Species 300, chiefly in tropical America, 1 indigenous, and the following 

 three introduced ones in the Philippines. 



