94 MONOCOTYLEDONEÆ. ALISMA. 
In fossis, paludosis, aquis stagnantibus vel fluitantibus ete. in tem- 
peratis totius hemispherii borealis et Australiæ; nempe 1° in Europa 
ubique a regionibus arcticis Lapponiæ et Rossi: et a Scottia septen- - 
trionali, usque ad Hispaniam meridionalem, Siciliam, Græciam et 
omnes insulas Mediterraneas; 2° in Africa boreali, in Algeria, Tunisia, 
regno Maroccano prope Tanger (Ball), in Mauritania, Ægypto et 
usque ad Abyssiniam (Quantin, Dillon et Petit, Schimper, ete.); 
in insulis Azoreis ( Godman in herb. Kew), Madeira ( Mandon, 
Lowe, ete.); 3* in Asia boreali et temperata, in Sibiria (Ledeb. fl. 
Ross.), Kamschatka (Ledeb.), Corea (Oldham in herb. Kew), Mongo- 
lia Sinensi (herb. Petrop.), ad flumen Amur (Maximowiez), in Japonia 
(Zollinger n. 98 in herb. Francav.), Persia (Griffith, Kotschy, etc.), 
Syria (Hausknecht, Aucher-Eloy, etc.), in temperatis Indiæ orienta- 
lis (Wallich n. 4998, Hooker et Thomson, Jaquemont prope Cashmir. 
Edgeworth in mont. Himalaya), in insulis Sundanis? (ex Miq. F1. Ind. 
Bat.); 4° in America boreali fere ubique a Labrador (herb. Mus. Par.) 
et Canada usque ad Georgiam, Alabama, etc. (circa 30 gr. lat. bor.) 
et in Rocky Mountains (herb. Kew): forma occurrit floribus minoribus 
(A. parviflorum Pursh); 5° in Australia, ad flumen Goulburn, Victoria 
(Muellerin herb. Kew) et ad Port Jackson, N.S. Wales(Brown. Woolls). 
2. A. californicum; foliis membranaceis, paucinerviis, scapo 
erecto, simplici; floribus longe pedicellatis, amplis, luteis; staminibus 
6; carpellis 8-12 verticillatis, post anthesin subdivaricatis et stylo 
apicali longe aristatis. Damasonium californieum Torr. Report of 
explor. and survey for a railroad from the Mississipi river to the 
Pacific. 4, p. 142 tab. 21; Benth. Pl. Hartweg. p. 341. 
% Rhizoma fere bulbosum, fibrillis radicalibus obductum. Petioli 
15-20 cent. longi, graciles, basi dilatati, vix vaginantes ; limbi anguste 
ovati vel laneeolati, basi rotundati, 3-5 nervii, nervis secundariis obli- 
quis; venis crebris paree anastomosantibus. Seapi plures graciles. 
erecti, simplices, 30-40 cent. alti, verticillis 3-5 distantibus, sub 45 
floris; bracteis 3 lanceolato-ovatis, acutis, seariosis 7-8 mill. longis- 
Flores longe pedicellati, erecto-patentes, majuseuli (duplo majores 
quam in A. Plantago fid. Torr. 1. c.). Sepala ovata, obtusa, apicem 
versus carinata, margine scariosa, multicostata, 4 mill. longa, post 
anthesin reflexa; petala late ovata, ad marginem irregulariter den- 
tata. Stamina 6; antheræ oblongæ, infra sagittatæ, extrorsæ, fila- 
mentis planis, basi dilatatis breviores. Ovaria 7-10 verticillata, bas 
vix coalita, stylo longo, erecto, aristata, ovulo basilari, unico. 
