268 A FLORA OF MANILA 
1. T. cISTOIDEs L. 
A perennial, prostrate or spreading, more or less pubescent plant with 
elongated stems up to 1 m in length. Leaves 4 to 6 cm long; leaflets 
about 6 pairs, oblong or oblong-lanceolate, apiculate, 0.7 to 1.5 cm long, 
gray-pubescent beneath. Peduncles 2 to 4 cm long. Flowers yellow, 
about 3 cm in diameter. Fruits subglobose, about 1 em in diameter, hairy, 
each coccus with about 2 stout sharp spines. 
Abundant about the Parafiaque church, fi. most of the year; known from 
several towns in Luzon, local and certainly an introduced plant in the Phil- 
ippines. Tropics generally. 
69. RUTACEAE (ORANGE OR LUCBAN FAMILY) 
Trees or shrubs, sometimes climbing, often spiny, the leaves with nu- 
merous or few, pellucid, oil-glands. Leaves alternate or opposite, simple or 
compound. Flowers regular, perfect, axillary or terminal, solitary, or in 
fascicles, racemes, cymes, or panicles. Calyx 4- or 5-toothed. Petals 4 or 
5 or more, valvate or imbricate, free. Stamens 4 to 10, or in some genera 
up to 60, hypogynous, the filaments free or connate into a tube, inserted 
around the disk. Ovary of 4 or 5, free or connate carpels, or simple and 
many-celled; styles free or variously united; ovules 1 or 2 to many in each 
cell. Fruit a fleshy berry or drupe, or capsular, or of 1 to 4 capsule- 
like cocci. 
Genera 121, species more than 700, in most tropical and many temperate 
countries, 18 genera and about 50 species in the Philippines. 
1. Ovules 1 or 2 in each cell. 
2. Unarmed shrubs. 
B.. Style. vary ‘short; persistent:.....2iigh is aay. Vines 1. Glycosmis 
3. Style jointed on the ovary, deciduous; shrubs or trees with pinnate 
leaves. 
4. Filaments linear-subulate:................0226200.2...0ec.eccceseeececeeeeee 2. Murraya 
4, Filamente ‘dilated below .20. 252". veel Tes Sere 3. Clausena 
2. Spiny shrubs with 3-foliolate leaves. ..........2...2..2:-2:0seceeee-e0e= 4. Triphasia 
1. Ovules 4 to,many in each cell. 
2. Leaves '*1-foliolate. sca. toe eee eee eee 5. Citrus 
Zz.) Leaves S-foliolate...<.. oc ee eee ee 6. Aegle 
1. GLYCOSMIS Correa 
Spineless shrubs or trees, with 1- to 5-foliolate leaves, the leaflets entire, 
alternate. Flowers small, in short, narrow, axillary panicles. Calyx 4- or 
5-toothed, the segments imbricate. Petals 4 or 5, imbricate. Stamens 8 
to 10, free, the filaments dilated below. Ovary 2- to 5-celled, the style very 
short, not jointed, persistent. Ovules1in each cell. Fruit a globose, fleshy, 
1 to 3-seeded berry. (From the Greek “sweet.’’) 
Species 5 or more, tropical Asia to Australia, the following exceeding 
variable one, and perhaps one other in the Philippines. 
1. Glycosmis cochinchinensis (Lour.) Pierre (G. pentaphylla Correa). 
Guing-guing (Tag.). 
A shrub 1 to 5 m high, the leaves usually with from 3 to 5 pinnately 
arranged leaflets, sometimes reduced to one or two, all often found on the 
same plant. Leaflets oblong-lanceolate to lanceolate, acuminate, 5 to 18 
