ECHINOCYSTIS . CUCURBITACEÆ (AUCT. COGNIAUX). 819 
sparse pilosum. Pedunculus femineus gracillimus, subglaber, 1-2 cent. 
longus. Ovarium basi attenuatum, apice longiuscule rostratum, 10-15 
mill. longum. Fructus cinereo-fuscus. 6-7 cent. longus, 4 cent. cras- 
sus; aculei graciles, glabri, 4-6 mill. longi. Semina pallide fusca, te- 
nuiter corrugata, margine levia, ad basim leviter appendiculata, 
22 mill. longa, 17-18 mill. lata, 9-10 mill. crassa. 
Ad flum. Oregon ab ostio usque ad Kettle Falls (Nuttall in herb. 
Brit. Mus. ; Dr. Scouler, Douglas, in herb. Kew. ; Dr. Lyall in herb. 
Berol., Vindob., hort. Petrop.; Hinds in herb. Benth.); in Oregon, 
lat. 46°-49° N. (Dr Lyall in herb. Kew.): in ins. Vancouver, Orcas, etc. 
(Lyall in herb. Kew.). 
21. E. Watsontis foliis parvis, profunde 5-lobatis; staminodiis 
nullis; ovario oblongo, lævi vel leviter muricato, biloculari, loculis 
uniovulatis; fruetu subgloboso, parvo, 2-spermo, levi vel ad basim 
pauci echinato, aculeis brevibus mollibusque; seminibus subglobosis. 
— E. muricatus Kellogg in Proc. Calif. Acad. 1, p. 57, ed. 2, p. 56 
(non Cogn.). — Megarrhiza muricata Wats. in Proc. Americ. Acad. 
11, p. 139; Brew. et Wats. Bot. of Calif. 1, p. 241. 
Planta glabra et ssepius glauca. Caulis 2-3 metr. longus. Folia mar- 
gine dentata vel lobulata, supra leviter pubescenti-scabriuscula, sub- 
tus sparse molliterque pubescentia et glauca, lobis angulatis, ad 
basim sæpius cuneato-constrictis; sinus inter lobos lati et profundi. 
Petiolus elongatus, gracilis. Cirrhi simplices vel 2-3-fidi. Pedunculus 
femineus gracilis, in eadem axilla cum masculus. Ovarium utrinque : 
acutum, Fructus glaber, nitidus, pallide viridis, interdum atroviridi- 
vittatus, 2 */, cent. crassus. Semina adscendentia, atrofusca, foveo- 
lata, 1*/, cent. lata. 
In Sierra Nevada prope Placerville (Kellogg, 1. c.) et in Calaveras 
(Watson, 1. e.). 
22. E. Guadalupensis; foliis breviter vel fere usque ad medium 
?-obatis; staminodiis nullis ; ovario oblongo-lineari, brevissime den- 
seque tomentoso, 2-loculari, loculis 1-2-ovulatis; fructu ovoideo, apice 
Acuto, sæpius 2-spermo, brevissime denseque villoso, sparse echinato, 
aculeis rigidis brevibus; seminibus ovoideis. — Megarrhiza Guadalu- 
pensis Wats. ! in Proc. Americ. Acad. 11, p. 115, 138; Brew. et Wats. 
Bot. of Calif. 1, p, 242. 
Caulis gracilis, elongatus, angulato-suleatus, brevissime villosus vel 
“aber, Petiolus validus, vix striatus, breviter villosus, 4-8 cent. 
