Ritter
1981 Kakteen in Südamerika 4:1325
Trichocereus
puquiensis Rauh &
Backeberg.
(PACHANOI's differences are given in parenthesis)
Ribs 8-11, around 2 cm high.
Areoles are round, 5-8 mm diameter, set 15-25 mm apart.
Spines number around 12.
Around 10 are radial spines15-30 mm long and there are around 2 long Central spines (T. pachanoi spines are somewhat to much fewer)
(Ritter's comments below were based on 5 blossoms on different individuals of the holotype):
Flowers borne on the side, up to the top of the head (in T. pachanoi they are much more close to the top of the column),
Blossom 14-16 cm long, opening to 8-10 cm wide (T. pachanoi 19-23 cm long, opening to 20 cm wide)
Good smelling
[Form of the flowers lightly curved in the middle" (or "slightly bent into two segments of the same length").]
[Problem note: Unclear meaning on preceeding passage.
Original:
"Form der Blüten wie dort leicht doppelt gebogen"
freetranslation.com gave
"Form of the blossom as well as there easily doubles bent."]
Nectar chamber is 22-25 mm long (It is just about as long in pachanoi's much shorter blossom), ca 0,5 mm far around the Style, with nectar (just as).
Receptacle about that 55-58 mm long, above 2-25 mm far (80x45 mm).
Style is 8,5-10 cm long (pachanoi 19,5 cm long), with 17-20 (pachanoi 15) 15-20 mm (30 mm) long stigma lobes held between the anthers (In pachanoi they are held paramount to them).
Internal petals are white, 48-62 mm long (9-10 cm), 22-30 mm wide (35-40 mm), outer petals have only moderate points and curve outwardly only a little. (Pachanoi has petals with longer points and arching further outward)
[Problem note: Unclear meaning on ending of passage above.
Original:
"...die äusseren nur mässig zugespitzt und nur wening nach aussen gebogen (länger zugespitzt und weiter nach aussen gebogen)"]
freetranslation.com gave:
"bent the external only moderate trains tip and only wening outward (warehouse trains tip and further outward bent)."]