46 



Heteranthera 924 



2685 dubia (Jacq.) MacM. 



{H. graminea Vahl.) 



2686 limosa (Sw.) Willd. 



2687 Mexicana Wats. 



2688 reniformis R. & P. 



JUNCACEAE 



Juncus 936 



2689 acuminatus Michx. 



2690 debilis (A. Gray) Engebn. 



2691 acutus L. 



2692 articulatus Iv. 



2693 obtusatus Engelm. 



2694 Balticus Willd. 



2695 littoralis Engelm. 



2696 montanus Engelm. 



2697 Watsoni Coville 

 3698 biglumis L. 



2699 Bolanderi Engelm. 



2700 brachycarpus Engelm. 



2701 brachycephalus (Engelm.) 



Buch. 



2702 bufonius L,. 



2703 bulbosus L. 



2704 Caesariensis Coville 



(y. asper Engelm.) 



2705 Canadensis J. Gay 



2706 brevicaudatus Engelm. 

 (y. Canadensis var. coarctatus) 



2707 Kuntzei Buch. 



2708 subcaudatus Engelm. 



2709 castaneus Smith 



2710 chlorocephalus Engelm. 



271 1 confusus Coville 



2712 conglomeratus L,. 



2713 Cooperi Engelm. 



2714 dichotomus EH. 



2715 diffnsissimus Buckley 



2716 dubius Engelm. 



2717 efFusus Iv. 



2718 EUiottii Chapm. 



2719 ensifolius Wikstr. 



2720 falcatus E. Meyer 



2721 Alaskensis Coville 



2722 filiformis L. 



2723 filipendulus Buckley 



2724 Georgianus Coville 



2725 Gerardi L,ois 



2726 Greenei Oakes & Tuckerman 



2727 gymnocarpus Coville 



\j. Smithii Engelm.) 



2728 Haenkei E. Meyer 



2729 Hallii Engelm. 



2730 Kelloggii Engelm. 



2731 Lescurii Bolander 



2732 longistylis Torr. 



2733 macrophyllus Coville 



2734 marginatus Rostk. 



2735 aristulatus (Michx.) Coville 



2736 pinetorum Coville 



2737 setosus Coville 



2738 maritimus Lam. 



2739 megacephalus M. A. Curtis 



(y. scirpoides vSiX. echinatus 

 Engelm) 



2740 Mertensianus Bong. 



2741 Mexicanus Willd. 



2742 militaris Bigel. 



2743 Nevadensis Wats. 



2744 nodosus L,. 



2745 Texanus Engelm. 



2746 obtusatus Engelm. 



2747 Oreganus Wats. 



2748 orthophyllus Coville 



2749 oxymeris Engelm. 



2750 Parryi Engelm. 



2751 patens E. Meyer 



2752 paucicapitatus Buch. 



2753 pelocarpus E. Meyer 



2754 abortivus (Chapm.) Coville 



2755 subtilis (E. Meyer)Engelm. 



2756 phaeocephalus Engelm. 



2757 polycephalus Michx. 



2758 Rugelii Buch. 



2759 repens Michx. 



{^Cephaloxys flabellata Desv.) 



2760 Richardsonianus Schult. 



(y. alpinus var. insignis Fries) 



2761 robustus (Engelm.) Coville 



2762 Roemerianus Scheele 



2763 rugulosus Engelm. 



2764 saginoides Engelm. 



2765 scirpoides L,am. 



2766 secundus Beauv. 



