672 XLViii. ROSACEA. [Parastemon. 



3. PARASTEMON, DC. 



Big tree. Leaves alternate, coriaceous. Flowers very small, 

 racemose or spicate, glabrous. Calyx-tube short, campanulate, 

 5-lobed. Petals 5 or 6, oblong. Stamens 2, unilateral, several 

 imperfect. Carpel i, adnate to one side of the tube, i-celled. 

 Style basal; ovules 2. Fruit oblong, coriaceous, i-celled, i-seeded. 

 Seed testa hairy. Species 2, i Malay Peninsula, i Borneo. 



(i) P. urophyllum A. DC. Ami. Sc. Nat. Ser. 2, xviii. 208; 

 King, I.e. 285. 



Big tree up to 100 ft. high, and 3 to 4 ft. through with drooping 

 branches, glabrous. Leaves ovate-lanceolate or lanceolate caudate 

 acuminate obtuse, bright green ; nerves 4 to 6 pairs faint, 2*5 to 

 3 in. long, '85 to "15 in. wide; petioles '25 in. long. Racemes 

 slender, 3 to 3 "5 in. long. Flowers numerous "05 in. long ; pedicels 

 very short. Fruit yellowish, oblong, '45 in. long, '25 in. through. 

 Hah. Common in open country, often near the sea. Singapore 

 (Wallich) ; Jurong ; Changi ; Chan Chu Kang. Malacca, Ayer 

 Panas (Hervey) ; Panchur (Goodenough). Negri Sembilan, Kopis 

 Residency (Foxworthy). Bindings, Bruas ; Lumut, Perak, Kol 

 (Kunstler). Penang, Penara Bukit ; Batu Feringhi (Curtis). 

 Distrib. Labuan. Native names : Siagnos betina ; Malas ; Kelat 

 Pasir. 



4. PRUNUS, Linn. 



Shrubs or trees. Leaves alternate. Flowers white or pink, 

 solitary, panicled or racemed. Calyx deciduous in fruit, lobes 5, 

 imbricate. Petals 5. Stamens 16 to 80 inserted in mouth of 

 corolla tube; filaments free. Carpel i. Style terminal; ovules 2. 

 Drupe indehiscent or 2-valved, i-seeded. Species about 80, chiefly 

 north temperate zone. 



(i) P. martabanica Kurz var. Scortechini King, I.e. 286. 



Tree 40 to 80 ft. tall, 2 to 3 ft. through. Leaves lanceolate 

 long acuminate, narrowed or round at base, glabrous membranous, 

 275 to 5 in. long, i to 175 in. wide; petioles 3 to "6 in. long. 

 Racemes usually solitary, 2 in. long, many-flowered, pubescent. 

 Flowers '35 in. across, greenish white. Calyx-tube campanulate, 

 tomentose, lobes ovate. Petals orbicular, •! in. long. Stamens 

 60 to 80. Ovary ovoid, glabrous ; style long. Drupe ovoid 

 acuminate beaked, i in. long, "4 in. through ; pericarp thin, woody. 

 Hab. Forests, not common. Perak, Chanderiang (Kunstler). 

 Penang Hill at 1000 ft. altitude (Curtis). Distrib. Burma, Anda- 

 mans. 



5. PYGEUM, Gaertn. 



Trees or shrubs. Leaves alternate; stipules minute (except 

 one species). Flowers small, racemed or panicled, tomentose. 

 Caly.x-tube obconic, campanulate, 5- to 15-toothed. Petals very 



