260 A FLORA OF MANILA 
em long, green and shining above, paler and slightly pubescent beneath. 
Racemes axillary, solitary, 5 to 8 cm long, slender. Flowers in distant 
pairs, the nodes slightly or distinctly thickened. Calyx about 6 mm long, 
pubescent, the teeth longer than the tube. Corolla pink-purple, nearly 1 
cm long. Pods flat, thin, sparingly pubescent, 3 to 5 cm long, 5 to 6 mm 
wide. : 
In thickets, San Pedro Macati, fl. Oct.Jan.; not common and very local 
in the Philippines. India to Malaya and Australia. 
53. PHASEOLUS Linnaeus 
Twining or erect herbs with 3-foliolate leaves, the leaflets stipellate. 
Flowers in axillary racemes. Calyx campanulate, the lower tooth usually 
longer than the others, the upper 2 subconnate. Corolla much exserted, 
the keel prolonged, spirally twisted. Stamens diadelphous. Ovary many- 
ovuled; style filiform, twisted with the keel, bearded along one side below 
the stigma. Pod linear to oblong, compressed or swollen. (The ancient 
name of the kidney bean.) 
Species about 60, chiefly tropical, many cultivated, 7 or 8 in the Phil- 
ippines. 
1. Stipules small, basifixed; flowers usually pink or purple. 
2. Erect herbs with appressed-pubescent narrow pods and dark-purple 
cALCT oa tie ai" SENS Pe RI ee CT ete Citra 1. P. lathyroides 
2. Twining vines with broader glabrous pods, and greenish-yellow or 
pale-purple flowers. 
3. Flowers less than 2 cm long. 
4, Pods broad, flat, 1.5 to 2 cm wide; flowers greenish-yellow, less 
Wran 2 were Jone oe a ee 2. P. lunatus 
4. Pods swollen, less than 1.5 wide; flowers 1.5 to 2 cm long, pale- 
purple or pink and white; cultivated plants.......... 3. P. vulgaris 
8.: Flowers aboth 25 en lon 6... 22s steeds. hie 4. P. adenanthus 
1. Stipules produced below the point of insertion; flowers usually yellow. 
2. Leaflets oblong to lanceolate or linear, usually less than 1 cm wide. 
5. P. minimus 
2. Leaflets ovate to oblong-ovate, 2 to 3 cm or more in width. 
8. Pods with slightly appressed hairs or glabrous; leaflets often some- 
went; Sete i ..- 3: ABA hs oak el ee ee eee 6. P. calcaratus 
8. Pods hirsute with spreading hairs; leaves entire........ 7. P. radiatus 
1. P. LATHYROIDES L. (P. semierectus L.). 
An erect, suffrutescent, somewhat branched plant 1 to 1.5 m high, the 
branches often flexuous, rarely twining, clothed with deflexed hairs. Leaf- 
lets oblong to oblong-ovate, 4 to 7 em long; stipules lanceolate, acuminate, 
6 to 8 mm long. Racemes axillary, long-peduncled, the racemes 20 cm 
long or less, the peduncles as long or longer, the flowers about 2 cm 
long. Calyx green, 6 to 7mm long. Standard about 1 cm wide, greenish, 
the keel and wings dark-purple. Pods reflexed, 8 to 10 cm long, about 4 
mm wide, somewhat compressed, appressed pubescent. Seeds numerous, 
about 3 mm long. 
In open grass lands, common, fi. all the year; apparently not widely 
distributed in the Philippines. A native of tropical America, introduced 
‘ in the tropics of the Old World. 
1? 
