I I! CONTRIBUTIONS PROM PHI NATIONAL HERBARIUM. 



Fertile flower subtended by an oval glume S< i i i.n i \ i 

 rtile spikelet of one basal pistillate flower and one 

 "i- more Btaminate flowers, or rudimenU of them 



above ii 14. S 



rtile spikelet Bubtended at base bj :i fen Btaminate 



flowers 15. ( alyptroca 



Fertile flower naked, inclosed within a utricle Carici 



Utricle inclosing a long hooked bristle L6 



[Jtricle inclosing nothing but the pistil.. 17. Caret p i 1 



Subfamil) III. Mnpaniooci Flowers all unisexual; the 



terminal fertile one naked, and together with the 2 



6 inferior and Btaminate, forming .i small spikelet 



with the appearance of being l-flowered with the flowei 



perfect . 



Spikes compound-paniculate, subumbellate Iv Hypolytrum p 170 



S|iik<- glomerate, forming a single dense head I". .\f<i/><ini<i fp it I 



ANNOTATED CATALOGUE OF THE GENERA AND SPECIES. 

 I. KYLLINGA Rottb.« 



Spikelet of l or 5 glumes; rachilla jointed above tin- 2 Lowest glumes, thence cadu- 

 cous; glumes 2-ranked ; tin- third embracing a bisexual fertile flower, those above it 

 empty; hvpogynoue bristles none; Btamens I to 3, anterior; Btyle bifid; nut laterally 

 compressed. Plants glabrous. Leaves all near the base of the stem. Inflorescence 

 densely capitate, composed ol I to •"> Bessile Bpikes, each of an indefinite Dumber of 

 spikelets. 



Species i">, distributed throughout the warmer pans of the world. 



KEY TO TIM SPECIES. 



Keel of nut-bearing glume Bmool h or set ulose, n<>i winged. I Eukylling \ 

 Rhizome elongated., horizontal, stoutish. 



L«a\ eg grassy, with Long-attenuate apex 1. A'. br< vifolia. 



Leaves rather short, abruptly narrowed at apex 2. A', pungent. 



Leaves none, or hardly any. Bcariously colored 3. K. peruviana. 



Annuals or biennials, the rhizome very short or wanting. 



Nut-bearing glume glandless, setulose-scabrous on the keel. i. A', pumila. 

 Nut-bearing glume with scattered red glands, Bmooth on 



the keel .">. A. odorata. 



1. Kyllinga brtvif olia Rottb. Descr. & Ic 13: pi :./..;. 1 77:'.. 

 Schoenus coloratus I.. Sp. PI. 1: L3. 17"):'.. in part. 



Distuihi tion: Around the world in the warmer regions. 



Costa Rican collections: Tufs, altitude 650 meters, Tonduz 9218. 



2. Kyllinga pungens Link. Hon. Berol. 1: 326. L827. 

 Kyllinga obtusata J. S. & C. B. Presl, Rel. Baenk. 1: L83. L828 

 Distribution: En South America bequent ; in Africa and Asia rare. 

 Costa Rican collection: San Carlos, Tonduz 2587. 



:'.. Kyllinga peruviana Lam. Encyc. 3: 366. I 

 Kyllinga vaginata Lam. III. 1: L48. 1791. 

 Kyllinga capitata Beauv. Fl. d'Owar. 1: />l. ■;/. L804. 

 Kyllinga aphylla Kunth, Enum. 1: Il'7. L8 



" 'Ph.' character of the genus here, as also in the case of each of the following, ii 

 drawn up ;i- ha\ tag in view no other than ih«- < losta Rican species. 





