- 8. Echinopsis eyriesii (Turpin) Zuccarini in Pfeiffer 
ECHINOPSIS. 65 
Kakteenk. 112. 1907) lists the following as hybrids with this species and FE. eyriesii: 
E. triumphans, E. nigerrima, and E. undulata. Echinopsis roehlandii is figured in the 
Revue Horticole (85: pl. opp. 304). 
Two varieties, inermis and subinermis, are sometimes given under this species. £. 
oxygona turbinata Mittler (Labouret, Monogr. Cact. 306. 1853) is considered a hybrid. 
Illustrations: Mollers Deutsche Gart. Zeit. 16: 80; 25: 475. f. 7, No. 3, as Echinopsis 
lagemannii; Curtis’s Bot. Mag. 71: pl. 4162; Edwards’s Bot. Reg. 20: pl. 1717; Verh. Ver. 
Beford. Gartenb. 6: pl. 1, as Echinocactus oxygonus; Schelle, Handb. Kakteenk. 114. f. 49; 
Cact. Journ. 1: pl. 6; Pfeiffer, Abbild. Beschr. Cact. 2: pl. 4; Mollers Deutsche Gart. Zeit. 25: 
475. f. 7, No. 2; Gartenwelt 1: 283. 
Figure 82 is from a photograph, contributed by Dr. Spegazzini. 
Fic. 83.—Echinopsis tubiflora. 
Fic. 82.—Echinopsis oxygona. 
and Otto, Abbild. Beschr. Cact. 1: under pl. 4. 
1839. 
> Echinocactus eyriesii Turpin,* Ann. Inst. Roy. Hort. Fromont 2: 158. 1830. 
. oe . 8 . 
Cereus eyriesii Pfeiffer, Enum. Cact. 72. 1837 Sp. 8 3 
Echinonyctanthus eyriestt Lemaire, Cact. Gen. Nov. Sp. 4. 6 39. oo 
Echinopsis pudantii Pfersdorf, Monatsschr. Kakteenk. 10: 167. 1900. . 
Simple or clustered, globular to short-columnar, ribs 11 to 18, not tuberculate, rather thin abo ej 
areoles circular, filled with white or tawny wool; spines several, 14 to 18, very “o 75 aorta a 
less; flower from the side of plant but above the middle, large, 17 to 25 cm. to g; tet Peles ~ 
segments white, acuminate; stamens and style shorter than the ferianth-segments, s 
the flower-tube small, ovate, brownish, hairy in their axils. 
Type locality; Buenos Aires, according to Pfeiffer. . 
Distribution: Southern Brazil, Uruguay, and province of Entre Rios, Argentina. 
The following varieties have been published, some well-known hybrids, others mere 
forms; var. cristata (Monatsschr. Kakteenk. 2: 27. 1902); vars. glauca and glaucescens 
(Férster, Handb. Cact. 360. 1846); vars. tettavit and triumphans Jacobi ( Forster, and 
Cact.ed.2 626, 630. 1885) sometimes given as Echinopsis triumphans ( Monatsschr. Kakteenk. 
, hr. Kakteenk. 21:186. 1911). Schelle 
15:33. 190s) and var. grandiflora R. Meyer (Monatsschr. Ka . elle 
Gre ihe oaeenke I iM I ine 907) gives the following varieties besides two quadrinomials: 
major, rosea Link, cristata, phyligera, and duvallit. 
” i i itled ‘‘Obser- 
* The reference for this species is usually cited as ‘‘Obs. Cact. 58, ‘eine above paper by turin entitle 8 
vations sur la Famille des Cactées, etc.’’ in three parts which appeared in 
