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DESCRIPTIONES LATINAE SPECIERUM NOVARUM<br />

A DR. CARL CHRISTENSEN TRANSLATAE<br />

Quiabentia chacoensis Bckbg. sp. n. (ante<br />

p. 100). Fruticosa, ramis ad 3 cm crassis apice<br />

iterum ramosis; areolis albido-tomentosis basi<br />

lanosis; foliis ad 7 m longis, lanceolatis, basi<br />

subcylindricis, acuminatis, albo-marginatis;<br />

aculeis ca. 9, irregulariter dispositis, valde<br />

inaequilongis, longissmis tribus ad 5 cm lon-<br />

gis. — A r g e n t i n a: Chaco australis.<br />

Tacinga Zehntneri Bckbg. & Voll, sp. n.<br />

(ante p. 101). T. f u n a l i Br. & R. similis,<br />

differt: flore carmineo-violaceo. — B a h i a.<br />

Tephrocactus setiger Bckbg. sp. n. (ante<br />

p. 106). Viridis, articulis strobiliformibus, ad<br />

2.5 cm crassis, in tubercula definita quadran-<br />

gularia divisis, areolis in sulco apicis tuber-<br />

culi immersis, primum breve et crispatim to-<br />

mentosis et folium brevem acutum ferentibus;<br />

glochidiis atque aculeis setaceis 4—6, validis,<br />

flexibilibus, ad 3.5 cm longis, e sulcis serius<br />

progredientibus. — A r g e n t i n a: Córdoba.<br />

Tephrocactus Wilkeanus Bckbg. sp. n.<br />

(ante p. 108). T. P e n t l a n d i i Bckbg. si-<br />

milis, differt: areolis setas albas molles feren-<br />

tibus, aculeis nullis, flore rubro. — B o l i-<br />

v i a: prope Viacha.<br />

Tephrocactus subinermis Bckbg. sp. n.<br />

(ante p. 108). Gregarius, pulviniformis, viri-<br />

dis, articulis oviformibus, acutis, in tubercula<br />

divisis, areolis luteo-albo-tomentosis; glochi-<br />

diis plerumque serius apparentibus, fasciatis,<br />

aculeis 1—2 vel saepe nullis, plerumque ad-<br />

presse decurvatis, colore cornu, maximo ad<br />

2.5 cm longo. — B o l i v i a b o r e a l i s: in<br />

Puna, alt. 4000 m.<br />

Tephrocactus rarissimus Bckbg. sp. n.<br />

(ante p. 108). Praecedenti similis, differt: ar-<br />

ticulis magis confertis, nitide glauco-viridi-<br />

bus, opacis, areolis albis, aculeis normaliter<br />

2, divaricatis, ad 4 cm longis, albis, maximo<br />

ad 2.5 cm longo. — B o l i v i a b o r e a l i s:<br />

in Puna, alt. 4000 m.<br />

Tephrocactus flexuosus Bckbg. sp. n.<br />

(ante p. 109). T. a o r a c a n t h o Lem. si-<br />

milis, differt: articulis gracilioribus, pallide<br />

olivaceo-viridibus, magis globosis, minus alte<br />

tuberculatis, aculeis laete luteo-albis, valde<br />

contortis et intertextis, ad 20 cm vel ultra<br />

longis. — B o l i v i a b o r e a l i s: inter<br />

Viacha et Arica.<br />

Tephrocactus minusculus Bckbg. sp. n.<br />

(ante p. 109). Gregarius, perhumilis, plus<br />

minusve subterraneus, glauco-viridis, articu-<br />

lis globosis vel plus minusve applanatis, tu-<br />

berculis perhumilibus; aculeis nullis vel 2<br />

gracillimis, postea 3—4 inaequalibus, ad 3 cm<br />

longis, griseis, mite pungentibus. — B o l i-<br />

v i a b o r e a l i s: in Puna, alt. 4000 m.<br />

Tephrocactus silvestris Bckbg. sp. n.<br />

(ante p. 109). Praecedenti similis, differt:<br />

gracilior, vivide viridis, fere subterraneus,<br />

aculeis nullis. — B o l i v i a: prope La Paz.<br />

Tephrocactus minutus Bckbg. sp. n. (ante<br />

p. 110). Fere subterraneus, radicibus napinis<br />

longis digitiformibus, obscure olivaceo-viridis<br />

saepe rubescens, articulis globosis vel oblon-<br />

gis, parvis, ad 2.5 cm longis 8 mm crassis;<br />

areolis subrotundis, 1.5 mm latis, primum<br />

folium perparvum ferentibus; aculeis primum<br />

nullis vel minutismis, postea 2, griseo-albis,<br />

alio adpresse deflexo, 1 mm longo, alio pa-<br />

tenti, 1—1,7 cm longo. — A r g e n t i n a<br />

b o r e a l i s: Los Andes.<br />

Tephrocactus mistiensis Bckbg. sp. n.<br />

(ante p. 110). Pulviniformis, viridis mox gri-<br />

seo-olivaceus, articulis oviformibus vel elon-<br />

gatis, tuberculis magnis ovalibus, mox appla-<br />

natis; aculeis plerumque nullis, interdum so-<br />

litario albo, 4 mm longo. — P e r u v i a<br />

a u s t r a l i s: Mt. Misti, alt. 3500 m.<br />

Tephrocactus pseudorauppianus Bckbg. sp.<br />

n. (ante p. 112). Pulvinos ad 30 cm latos for-<br />

mans, nitide griseo-viridis, articulis confer-<br />

tis, subglobosis; areolis ca. 6 cm latis, luteo-<br />

tomentosis, margine superiori nonnullis glo-<br />

chidiis albis praeditis; aculeis 7, aureo-brun-<br />

neis, ca. 2 cm longis et infra 3—4 breviori-<br />

bus, albidis, centr alibus 1—3 vix diversis. —<br />

C h i l e: in collibus supra Coquimbo.<br />

Tephrocactus subsphaericus Bckbg. sp. n.<br />

(ante p. 112). Parum ramosus, ad 30 cm al-<br />

tus, columnaris, obscure griseo-viridis, arti-<br />

culis globosis, ad 3.5 cm crassis, leviter tu-<br />

berculatis; areolis subrotundis, persparse to-<br />

mentosis; aculeis superioris marginis areolae<br />

3—4, atris basi laetioribus, ad 4 cm longis,<br />

dense fasciculatis, 3 horum postea decurva-<br />

tis, ca. 3 ceteris marginalibus albis, inaequi-<br />

longis, ad 1.5 cm longis, incumbentibus. —<br />

A r g e n t i n a: Córdoba.<br />

Corynopuntia Knuth, gen. nov. Plantae<br />

humiles repentes multiramosae, spinosissi-<br />

mae, articulis clavatis vel breve cylindricis,<br />

tuberculatis, aculeis evaginatis; fructus sic-<br />

cus. — Species typicalis: O p u n t i a c l a-<br />

v a t a Engelmann.<br />

Cylindropuntia (Engelm.) Knuth, gen.<br />

nov. O p u n t i a subg. C y l i n d r o p u n-<br />

t i a Engelmann; K. Sch. (excl. sect. Cla-<br />

vatae).<br />

Cylindropuntia haematacantha Bckbg. sp.<br />

n. (ante p. 118). Humilis, gregaria, divarica-<br />

tim multiramosa, articulis oblongo-globosis<br />

vel subcylindricis, ad 8 cm longis 1.5 cm<br />

crassis, in natura saepe globosis et aculeis

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