846 DICOTYLEDONEÆ. CYCLANTHERA . 
t/,-1*/, cent. profundus ; nervi tenues, subtus vix prominentes. Cirrhi 
gracillimi, breves, striati, glabri. Pedunculus communis masculus fili- 
formis, glaber, 3-8 cent. longus; rami patuli, 2-7 mill. longi: pedicelli 
capillares, glabri, 1-3 mill. longi. Calyx rotatus, glaber, 1*/, mill. 
latus; dentes brevissimi vel nulli. Corolla flavescens, utrinque brevis- 
sime sparseque papilloso-glandulosa, segmentis ovato-triangularibus, 
acutis, 3-sub-5-nerviis, 1-1 ‘/, mill. longis, */,-1 mill. latis. Anthera 
'/, mill. lata. Flores feminei subsessiles, quam masculi paulo majores. 
Pedunculus fructiferus subfiliformis, elaber, 3-7 mill. longus. Fructus 
12-14 mill. longus, 6-7 mill. crassus, plus minusve gibbosus, basi sub- 
rotundatus; aculei 1 !/,-2 mill. longi, */,-*/, mill. lati. Semina fusca. 
subquadrangularia, basi longe áppendiculata, apice truncata vel le- 
viter tridentata, utrinque leviter verruculosa, margine rotundata. 
4-5 mill. longa, 2 mill. lata, 1 mill. erassa. 
a, subintegrifolia. Folia ovata, integra vel vix lobata, margine 
leviter crenulato-denticulata. ; 
Prope Mexico (Bourgeau n. 784 in herb. Mus. Par., DC., Fourn., 
Kew., Boiss., hort. Petrop.); in saxosis ad Pedregal prope Tizapan 
(Bourgeau n. 622 in herb. Mus. Par., DC., Boiss.); ad monte Za- 
coalco (Bourgeau n. 787 in herb. Mus. Dii Brux., DC., 
B, genuina. Folia plerumque profunde ttilbats: lobis ai 
bus vel oblongo-lanceolatis, margine minutissime denticulatis. 
In Mexico (Aschenborn n. 325 in herb. Berol.; Pavon in herb. 
Boiss. et Webb.); ad Regla (Ehrenberg n. 560 in boris Berol.); prope 
Guadalupe (Hahn n. 170 g, in herb. Mus. Par.); ad Santa Maria 
(Hahn n. 402 in herb. Mus. Par.). 
y, angustiloba. Folia fere usque ad basim 3-sub-5-lobata, lobis lan- 
ceolato-linearibus, margine integerrimis, mediano longe mucronato, 
4-5 cent. longo, 4-9 mill. lato, lateralibus multo brevioribus. 
In Mexico (Schaffner n. 349 in herb. Berol.). 
26. C. Mathewsii (Arn.! in Hook. Journ. of Bot. 3, p. 280); 
foliis satis longe petiolatis, utrinque tenuiter punctatis et scabrius- 
culis, ad basim satis profunde emarginatis, plerumque profunde 
3-5-lobatis, lobis integerrimis, apice rotundatis ; cirrhis simplicibus vel 
rarius bifidis; floribus masculis minimis, in racemos gracillimos pauci- 
floros foliis bits digestis; fructu subsessili, ovato-oblongo, YIX 
gibboso, apice acuto non rostrato, toto aculeis brevibus sparsis ob- 
tecto; seminibus regulariter ovoideis, vix compressis. — Asa Gray 
Unit. States explor. exped. 1, p. 647; Walp. Ann. bot. 4, p. 866. 
