192 Notes on Cactee. [ZOE 
trade under this name and there is always danger of such plants 
being loosely described and no type kept. 
Cereus pensilis. Ribs 8-10 little elevated, often lost in low 
tubercles; areolze 3-4 mm. in diameter about 2 cm. apart on the 
same rib; spines rather slender, bulbous at base, at first yellow, 
becoming reddish gray, on the young growth usually 8 radials, 1 
central, all of about the same length—z cm., in age somewhat 
longer, more numerous and arranged in about 3 series; flowers 
red, 5-6 cm. in length, with rather long and slender tube, the ex- 
pansion not equaling the length; areolz of the ovary and tube 
with yellowish wool and slender chestnut spines I cm. or more 
in length; fruit globular, spinose, 114-2 cm. in diameter; seeds 
very numerous, black rugose, nearly 2 mm. long, very oblique 
at base. 
Collected by T. S. Brandegee, No. 246 of his ‘‘Flora of the 
Cape Region” in the Sierra de la Laguna, Baja California, since 
collected by him in the same place on several occasions, and also 
by Dr. C. A. Purpus. It is perhaps also the plant mentioned* 
under C. Phoentccus var. Pacificus as growing on cliffs at 
Comondu. 
It is a very conspicuos plant as it hangs six feet in length, 
with many scarlet red blossoms from the mountain ledges. 
Wherever it grows on levels, however, the branches are more or 
less upright and a foot or more long. It probably belongs to the 
§ Echinocereus, 
Cereus (Echinocereus) sciurus. Densely cespitose forming 
clumps sometimes 2 feet in diameter, the numerous short, up- 
right heads covered with slender short spines, gray on the older 
parts, light yellowish brown with darker tips on the young 
growth; ribs 12-17, low and much disconnected, on the growth 
of the year often entirely resolved into tubercles; areolz small 
soon naked, 5-8 mm. apart on the same rib; radial spines 15-18, 
centrals 1-6, laterals longest rarely re 
slender, centrals little stouter; flowers 7c 
expansion; ovary and tube densely spin 
aching 15 mm. very 
m. long, about 9 cm. in 
ose; petals in 2-4 rows 
*Proc. Cal. Acad., ser, 2, ii, 162. 
