329 



Var. intermedia Mack, in Philip. Jouni. Sci. 1 ( lOOft) Suppl. -ZG-i. 



Luzon, Proviiu-o of Benguet, Biioias (4(i(i7 Mrn-ill) Octohcr. 1!)()3; Twin 

 Peaks (6303 Elmer) May. 1!)04. 



(RotthocUia iiii/kius L. is roportcd from tlic l'hilipi)ines l)y C'evon, Cat. PI. 

 Herb. (1S!)2) ISl. l>ul tlic identification was evidently erioiicons. ) 



(13) IVIANISURIS S\\. 



A rather slender nuich branched animal, the leaves cordate at the base. 

 Sessile spikelets 1-tlowered, hollow-globose, pitted externally; pedicellate 

 spikelets flat, stiminate or nmter. their pedicels grown to the rhachis. 



A nionotypic genus ; a weed in all tropical conntries. 



(1) IVIanisuris granularis Linn. f. Xov. Gram. Gen. (177f)) 37. f. '/-7 ,• Miq. 

 Fl. Ind. Bat. 3 (185!)) 409; F.-Vill. Nov. App. (1883) 314; Hack, in DC. 

 Monog. Phan. 6 (1889) 314; Hook. f. Fl. Brit. Ind. 7 (1897) lo9; Bendle in 

 Forbes & Hemsl. Journ. Linn. See. Bot. 36 (1904) 303; Merr. in Philip. Jonrn. 

 Sci. 1 (190G) Suppl. 26. HackelochJoa (irauularis O. Krmtze Rev. Gen. (1891) 

 770. 



Luzon. Province of Bataan, Lamao Puver (3094 McrriU) October, 1903: Prov- 

 ince of Lagima, Los Banos (HaUier) December, 1903: District of Lepanto, Cer- 

 va'ites (4470 Merrill) November- 1905: Province of Rizal, Morong (1400 li(tiiios) 

 August, 190(). Mindanao, Lake Lanao, Camp Keithley (Clemens) April, 1900; 

 Davao {Copelaud) ^Nlarcli, 1904. Palmas (5357 Merrill) October, 1900. 



Tropics of the World. 



(14) OPHIURUS Gaertn. f. 



Annnal or perennial. Spikes solitary or fascicled; lateral spikelets 

 absent or rndinientarv and their pedicels grown to the rhachis; sessile 

 spikelets 1 -flowered. 



Species two, tropical Asia. Africa, and Malaya, both in the Philippines. 



1. Spikes 5 to 12, corymbose-fasciculate; spikelets 2-flowered (1) O. exaltatus 



1. Spikes solitary; spikelets 1-flowered (2) O. monostachytis 



(1) Ophiurus exaltatus (Linn.) 0. Kuntze Rev. Gen. PI. (1891) 780. 

 Aegilops exaUula Linn. Mant. 2 (1771) ap]). 575, Ophiurus corymbosiis Gaertn. 

 f, Fruct, 3 (1805-07) 4. t. 181. f. a.; F.-Vill. Nov. App. (1883) 314; Hook. f. 

 Fl. Brit. Ind. 7 (1897) 100; Pilger in Perk. Frag. Fl. Philip. (1904) 138. 

 Rottboellia corymhosa Linn. f. Suppl. (1781) 114. 



Luzon, Province of Nueva Vizcaya. Bagabag (121 Merrill, in part) in herb. 

 Berol., fide Pilger 1. c. 



British India and north Australia. 



(2) Ophiurus monostachyus Presl Rel. Haenk. 1 (1830) .3.30; Kunth Enum. 

 1 (1833) 404; Mici- Fl. Ind. Bat. 3 (1859) 405; F.-Vill. Nov. App. (1883) 

 314; Vidal Rev. PI. Vase. Filip. (1880) 290; Phan. Cuming. Philip. (1885) 158; 

 Hack, in DC. Monog. Phan. 6 (1889) 318; Rendle in -Forbes & Hemsl. Journ. 

 Linn. See. 36 (1904) 302. 0. undatiis Nees in Hook. Kew Gard. ■Misc. 2 (1850) 

 100. O. undulatus Miq. Fl. Ind. Bat. 3 (1859) 405. 



Philippines (W39 Gtiming) . Luzon, Manila [^ Hcrihnrr) June, 1902. Min- 

 danao, Lake Lanao, Camp Keithley (150 Clemens) February, 1900, 

 Hongkong, Formosa, and Tonkin, 



