(Griff.) Mart.

Hist. Nat. Palm. 3: 211 (1845). Indochina to Philippines * laciniosus Griff., Calcutta J. Nat. Hist. 5: 23 (1845)

Clustering Branching Cirrus Look for: ∞ Fish tail leaflet

∞ Leafsheath mouth lacerate

∞ Fibrous with ocrea

∞ catkin

Common Name

Daanan/Tapnigid (Agusan)

Distribution/Habitat

Second growth, steep slope 500 m alt.

Description

Cane diameter 1.5 cm, sheath sparsely spiny. • cirrate, petiolate, 12-20 cm long petiole and rachis with brownish buff indumentrum, leaf- lets whitish underneath. No knee, ocrea flat on sheath 4 cm long fibrous down to enveloping sheath.

Inflorescence rachillae catkin.

Uses

No commercially tap basket making

176 Philippine K. laciniosa 177 Korthalsia merrillii Becc.

Ann. Roy. Bot. Gard. (Calcutta) 12 (2): 128 (1918). Philippines (Palawan).

Clustering Climbing Cirrus armed Look for: ∞ Spikes amentiform

∞ Densely spinous ocrea

∞ Green on both surface

Common Name

Buragat (Tag.) / Taing manok (Tagb.)

Distribution/Habitat

Luzon (Palawan). of primary forest and hapaxanthic and grows in 50-200 masl

Description •

Cane 0.6 cm diameter. Plant 25 m tall, 1 cm diameter, Sheath bright green and few spines. (Medulid 1001) spines many or sheath.

Leaves 1m long, petiole 5 cm long. Infructescence terminal. Catkin like. Presence of ocrea envelop- Bracts are dense, spiral, and overlap- ing/tubular ocrea. Spines color ping. are hermaphrodite and brown. Leaflets 4 per side of the Amentiform. Primary and secondary rachis, rhomboidal cuneate, spathes are appressed. Bracts tips praemorse, and galucous. Leaflets with extenders small leaf with cirrus. concolorerous. Leaf cirrate. Leaf- lets near inflorescence smaller Fruit oblong 1.8 x 1.5 cm, beak squarry. pointed scales deeply furrowed 12 VL

Uses

Handicrafts, for binding

178 Philippine Rattans K. merrillii 179 Korthalsia rigida Blume

Rumphia 2: 167 (1843). Pen. Thailand to Philippines (Palawan).

Clustering Climbing Knee developed Look for: ∞ Sheath dull green, petiole armed

∞ Spines triangular

∞ Leaflets rhomboidal cuneate

Distribution/Habitat

Luzon (Palawan); plant hapaxan- thic. It grows in the area with 200- 500 masl.

Description

Cane 2 cm diameter. Plant height with 5 m tall, clustering stem with 2.5 cm diameter.

Leaf has .5—1.5 m long. Petiole 2- 5 cm long an armed. Its leaflets are alternate with 4-6 perside of the rachis having 12-18 cm long and 5-7 cm wide. Its shape is rhomboi- dal cuneate. Leaflets praemorse with 6-7 nerves. Fruit globose or rounded, 8 to 12 mm long, 8 to 10 mm diameter, color brown. It scales with 12 to 15 vertical Inflorescence bracts are dense, rows. spiral, overlapping and its bracte- oles 0.4 cm long. Calyx cyathiform, Seed corolla 2x as long as the calyx. It has 6 stamen. Its flowers are her- maphrodite. Uses

Canes for tying and basketry. K. rigida 181 Korthalsia robusta Blume

Rumphia 2: 170 (1843). Sumatera to Philippines. 42 BOR PHI SUM.

Clustering Climbing Cirrus Look for: ∞ Sheath bright green

∞ Presence of ocrea

∞ Leaflets praemorse

Distribution/Habitat

Luzon (Palawan and Balabac). Plant of primary forest.

Description • Sheath armed with black acicular. Plant 20 m tall with 3.5 cm diame- ter, cane 2.5 cm diameter. Ocrea 15 cm long enfolding pointed, armed with long (2 cm) spines •

Leaves has 1.5 m long. Petiole 30 m long withspines 10 mm long. Leaflets 7 per side of the rachis and shinny green. Cirrus 50 m long.

Fruit Inflorescence catkin like. Bracts dens, spiral and overlapping. Its Has 25 mm thick and 40 mm long. Its flowers are hermaphrodite. color is brown.

Uses

Handicrafts

182 Philippine Rattans Korthalsia robusta Bl. A. portion of stem and ocrea. B. tip of ocrea. C. petiole. D. leaflet E. cirrus. F. Part of congested inflorescence. G. flower. H. fruit.

K. robusta 183 Korthalsia scaphigeroides Becc.

Becc., Philipp. J. Sci., C 4: 619 (1909)

Clustering Slender Cirrus Look for: ∞ Appressed spathes

∞ Elongated—elliptic ocrea

∞ Leaflets more or less nearly white underneath

Distribution/Habitat

Luzon and Mindanao (Basilan, Davao). It grows in 10-200 masl. • Description

Cane has 15-18 cm diameter. Peti- ole 20 cm long and 4mm wide. Ocrea 9-10 cm long. Spines scat- tered.

Leaf cirrate, petiolate. Leaflets petiobilate are alternate. Measure- ment of leaflets 20 cm long and 40- 50 mm wide. Its shape is rhomboi- • dal cuneate. Shinny green and glaucous. It has 7 nerves. With whitish underneath. Fruit

Inflorescence primary and secon- unknown dary spathes are appressed.Catkin like. Bracts dense, spiral and over- Seed lapping. Its flowers are hermaph- unknown rodite and

Uses

Handicrafts, ornamental

184 Philippine Rattans K. scaphigeroides 185