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292 BOTANY OF THE VOYAGE OF H.M.S. HEKALD. 
273. EcHixocEiiEUs sp. Subcolumuaris robustus, multo horizontaliter rugosus, obscure viridis, 
hinc inde supra pulvillos proliferus vel viviparus, 9-costatus j costis subtortuosis acutis remotis subtu- 
berculatis; sinubus repandis; tuberculis V' distantibus ; pulvillis albis mox evauescentibus ; aculeia 
subulatis rubro-brunneisj extcrioribus sub S longitudinc 1^" subpectinato-reflexis plantfe adpressis, 
interioribus sub 4 longioribus inferiore 2|"longo. Received 1845. 
374. EcHixocEREus sp.; prsecedenti subaffinis, viridis, iO-costatus; costis rectis acutis ; sinubus 
latis; pulvillis approximatis rotundatis; spinis subiutcrtextisj subrubris, extcrioribus sub-lO-unciali- 
bus, centrali uno deflexo-porrecto li"longo. Received 1850. 
273. EcHiNocEREUs sp. Subcylindrieus 9-costatus pallide viridis, aculeis eburneis, extcrioribus 
10-13, interioribus 1-3, interdum bipollicaribus. Received 1850. 
276. EcHiNOCEREus sp. Subrobustus, ovato-eyliudricus, multiceps, proliferus, pallide viridis, 12- 
costatus; costis subrepandistriaugulatis rectis J sinubus acutis ; areolis distantibus albo-lanatis ; aculeis 
1^ -3"longis, diaphano-albis sublaxis, extcrioribus 8-10 subieciualibus, plantse adpressis, 2 superioribus 
longioribus cum centralibus 1, 2 vel 3 longissimis, subporrcctis ; caulis altitudine 2-3'^ diamctro 1| . 
Received 1850. 
277. EcHiNOCEREus sp. Subcylindrieus 13-costatus, costis eomprcssissimis j aculeis extcrioribus 
15, albis, centrali uno rubro vel bicolore uncinato. Received 1850. 
278. ECHINOCEREUS sp. Robustus, griseo- viridis, submollis, vix costatus tubcrcul at usque, sub- 
csespitosus et proliferus ; prolibus primum viridibus mox diseoloribus ; spinis longissimis griseis rectis 
applanatis vel angulatis, extcrioribus subrcflexis intertextis 2"longis plusve, interioribus sub 3 ultra 3" 
longis. Altitudine 4" diametro ad basin 2". Received 1845. 
~- ^ 
Cbreastei pectixati, Sort. Dych.jp. 42. 
j^^ *" 279. Cereus j^ec^ma^MS, Engelm., Reichardt, etc.— Hort. Dyck. p. 192. Received 1842. 
280. Cereus sp. C. pectinato af&nis. Planta dura fermginosa spinosissima ; areolis multo ap- 
proximatis; spinis crispis, subapplanatis, erectis recurvis, rubellis. Received 1850. 
281. Cerevs sp. C pectinato afEnis. Planta dura, spinis illis Eebinocacti Scopi similibus, sed 
robustioribus, subrubris. Received 1845. 
6-8 
subintertextis. Received 1842. 
283. Cereus sp. C. pectinato afEnis. 16-costatus, spinis extcrioribus paucis 12-15 plautee adpres- 
sis cum hinc inde una centrali, elongata recte porrecta, ultima decipicnte ; areolis nudis, elongatis, 
nascentibus lutcis, dcinde brunneis, vert icaliter-fis sis. Received 1848, 
284. Cereus sp. preeccdenti subaffinis, sed spinis distinctissime graeilioribus, ebumeis ; exte- 
rioribus plantse adpressis dcorsum curvatis, cum una centrali robusta rubra spliacelata. Received 
1849. 
285. Cereus sp. C. pectinato affinis. Biceps, saturate viridis, multo costatus ; costis sub 12 acutis 
repandis, subtubercuUitis ; pulvillis elongatis apicem tubcrculosum togciitibus, lana alba, mox evancs- 
ccnti copiosc munitis; spinis extcrioribus 4'" longis, rubris, mox bine inde albcsecntibus, sub 12 rectis 
