Untitled

u v i a a u s t r o - o r i e n t a l i s: prope
Cuzco, alt. 3000 m.
Lobivia planiceps Bckbg. sp. n. (ante p.
233). Plerumque simplex, applanato-globosa,
vertice profunde depresso fere nuda, viridis,
costis ca. 15, subrectis, denique ad 15 mm la-
tis, subapplanatis, acutis, oblique undulato-
crenatis, areolis 22 mm inter se remotis, albo-
tomentosis, dextrorsis; aculeis 10, subae-
qualibus, inaequilongis (longissimis ad 2.5 cm),
subcurvatis, cornu colore postea sordide gri-
seis, centralibus 2—3 basi bulbosis; flore late
infundibuliformi, ca. 4 cm lato, obscure flam-
meo, fructu globoso, viridi, pubescente. —
P e r u v i a a u s t r o - o r i e n t a l i s: in
vallibus humidis, alt. 3000 m.
Lobivia Duursmaiana Bckbg. sp. n. (ante
p. 233). Multiceps, radice napina magna, vi-
ridis serius pallide luteo-viridis, corpusculo
ad 4 cm lato, vertice applanato subdepresso;
costis 10—14, acutis, primum angustis mox
applanatis, ad 6 mm latis 4 mm altis, oblique
grosse crenatis, in tubercula oblonga suban-
gulata divisis, areolis suboblongis, dextrorsis,
albo-floccosis, ca. 15 cm inter se remotis; acu-
leis ca. 10—14, radialibus, curvatis, 4—10 mm
longis, brunneis deinde roseo-griseis, centrali
solitario sat distincto, erecto, incumbente,
saepe hamato. — A r g e n t i n a: in regione
limitanea boreali, alt. supra 3000 m, in terra
fere occulta.
Lobivia iridescens Bckbg. sp. n. (ante p.
233). Gregaria, radice napina magna, griseo-
viridis, ad 5 cm alta et crassa, vertice de-
pressa; costis primum ca. 2 mm latis, deinde
magis applanatis denique crenis acutis in tu-
bercula subobliqua oblonga divisis; areolis
parvis, albo-tomentosis; aculeis albidis, mar-
ginalibus 7—9, tenuibus, leviter curvatis, ad
5 mm longis, aequaliter radialibus, centrali
solitario ad 7 mm longo, apice subhamato ob-
scuro; flore ca. 4 cm lato, mirabile roseo-cya-
neo-albido iridescente. — A d l i m i t e m
B o l i v i a n o - A r g e n t i n a m.
Lobivia Kupperiana Bckbg. sp. n. (ante p.
234). Griseo-, vertice glaucino-viridis, ad 10
cm alta, 8 cm crassa, costis ca. 20, acutis po-
stea magis applanatis, ad 4 mm altis; areolis
15 mm inter se remotis, subrotundis, albo-
tomentosis; aculeis ca. 20, divaricatis, pri-
mum brunneis dein griseis mucrone obscuro,
marginalibus ad 23 cm, centralibus 3—4 ad
40 cm longis; flore ignoto. — B o l i v i a
a u s t r a l i s: prope Tupiza. Rarissima.
Lobivia leucorhodon Bckbg. sp. n. (ante
p. 234). Cylindrica, ad 10 cm alta 7 cm cras-
sa, viridis, nitidula, costis ca. 18, subrectis,
ca. 6 mm latis, acutis, oblique crenatis, inter
areolas cultratim elevatis, areolis ca. 13 cm
inter se remotis, immersis, oblique oblongis,
parce tomentosis; aculeis marginalibus ca. 9,
radialibus, ad 1 cm longis, centralibus 2, su-
periori erecto-incumbente, ad 4 cm longo;
flore ca. 3,5 cm longo, laete roseo-lilacino,
nitido. — B o l i v i a: prope La Paz.
Lobivia nigrispina Bckbg. sp. n. (ante p.
235). Gregaria, ad 4 cm alta 3 cm crassa ni-
tida, obscure viridis, postea pallidior, costis
ca. 15, valde applanatis, primum angustissi-
mis dein ad 3 mm latis, oblique crenatis et
saepe in tubercula parva divisis; aculeis mar-
ginalibus ca. 10, radialibus, albis, ad 1 cm
longis, centralibus ca. 4, robustioribus, quar-
414
to nigrescente, hamato, ca. 1 cm longo. —
A r g e n t i n i a: Salta, alt. 3000 m.
Lobivia sanguiniflora Bckbg. sp. n. (ante
p. 235). Plerumque simplex, ad 10 cm alta et
crassa, costis paulo spiraliter contortis, obli-
que crenatis, acutis, obscure viridibus mox
pallescentibus, areolis obliquis, magnis, 5 mm
longis; aculeis plus minusve obscuris basi
rubris denique sordide griseis, interdum ma-
culatis, marginalibus ca. 10, radialibus, inae-
qualibus, 8—15 cm longis, centralibus pluri-
bus, saepe decussatis, uno ad 8 cm longo,
hamato; flore ca. 5 cm longo, cinnabarino. —
A r g e n t i n a: prope Humahuaca.
Lobivia Janseniana Bckbg. sp. n. (ante p.
239). Simplex, plerumque ad 7 cm alta 5 cm
crassa (rarius 20 × 8 cm), opaca, griseo-viridis,
costis ca. 11—14, rectis, ca. 5 mm latis
2—3 mm altis, subangulatis, areolis immersis,
parvis, luteo-albo-tomentosis; aculeis ca. 10—
14, nigris, basi subincrassatis, ca. 1 cm lon-
gis, nonnullis (ca. 4) postea longioribus; flore
campanulato-infundibuliformi, ca. 4 cm lon-
go, 6 cm lato, aureo, fauce rubescente. —
A r g e n t i n a: Salta borealis, alt. 3500 m.
— var. leucacantha Bckbg. var. nov. — Pallidior,
aculeis brunneis vel griseis.
Lobivia euanthema Bckbg. sp. n. (ante p.
240). Parva, pulvinos parvos formans, ad 5
cm alta 3 cm lata vel multo minor, opaco-
viridis, costis rectis, valde applanatis, levis-
sime tuberculatis, ad 3 mm latis; aculeis se-
taceis 12, pellucido-albis basi rubescentibus,
superioribus binis ad 1 cm longis; flore trizo-
nato, extus carmineo et substriato, intus ru-
bescente et luteo-rubro. — Ad limitem B o-
l i v i a e, alt. 3500 m.
Lobivia atrovirens Bckbg. sp. n. (ante p.
242). Betaeformis, ad 7 cm longa 2 cm crassa,
juvenilis nitide obscuro-viridis; costis ca. 15,
plus minusve rectis, valde applanatis, ca. 4
cm latis, in tubercula subrotunda divisis,
areolis persparse tomentosis mox glabris;
aculeis marginalibus 9—12, tenuissimis, aspe-
rulis, basi bulbosis, albidis vel superioribus
brunnescentibus, incurvatis, ad 2—3 mm lon-
gis. — A r g e n t i n a: Salta-Jujuy.
Lobivia digitiformis Bckbg. sp. n. (ante p.
242). Elongato-digitiformis, in radicem con-
formem transiens, ad 7 cm alta, 2 cm cras-
sa, subopaco-griseo-viridis, costis ca. 12, hu-
milibus, ca. 2 mm latis et altis, sulcis (non
ad basin costae incisis) in tubercula parva
apicibus arrecta divisis, areolis juvenilibus
magis quam speciei praecedentis dense luteo-
brunneo-atque albo-lanosis; aculeis margina-
libus ca. 12, plus minusve lateraliter incum-
bentibus vel radialibus, 3—7 mm longis, lute-
olo-albis basi brunnescentibus postea albo-
griseis, juvenilibus verticem intricatim tegen-
tibus, longissimis denique rigidioribus quam
in speciebus ceteris hujus sectionis, interdum
centrali solitario, divaricato, brunneo, ad 7
mm longo; flore laterali, alabastro rubes-
cente, albo-piloso. — A r g e n t i n a: Salta.
Lobivia eucaliptana Bckbg. sp. n. (ante p.
242). Gregaria, parva, ca. 2 cm diametro,
laete viridis, vertice fere glabra aculeolis ob-
tecta, costis ca. 8—9, dimidio superiore so-
lum in tubercula parva conica divisis, areo-
lis ca. 3 mm inter se remotis, persparse
brunneo-tomentosis; aculeis setaceis ca. 9—
11, arcuatis, saepe subhamatis, luteolis, ad