— 316 — 
119. 0. pseudo-tetraphylla R. Knuth. — Acaulis, bulbosa, 30 cm 
alta. Bulbus 21/, cm diam., + rotundatus, fusco-brunneus. Folia 
5-15, sicut pedunculi glabra; foliola 4, triangularia, margine antico 
usque ad !/, incisa, 4 cm longa et 5 cm lata; petioli 20—30 cm longi. 
Pedunculi umbellam 6—12-floram gerentes, usque 35 cm longi. Pedi- 
celli glabri vel pilis hyalinis perpaucis obsiti, 11/,—2!/, cm longi. Se- 
pala lanceolata, acuta, apice rubro-bicallosa, 5 mm longa. Petala 
obovata, violacea, 15—17 mm longa. Stamina edentula stylique satis 
dense puberula. 
Mexico: Cult. in hort. Berol. — Patria ignota. 14 
120. ©. tlalpamensis R. Knuth. — Acanlis, bulbosa, 20—35 cm 
alta, glabra. Bulbus rotundatus, pallide brunneus, 17—20 mm diam. 
Folia 4—7; foliola triangularia, margine antico usque ad ?/, incisa, 
lobis lanceolato-linearibus 25 mm longis, 7 mm latis obtusis; - petioli 
10—27 cm longi. Pedunculi apice umbellam 7—17-floram gerentes, 
15—35 em longi. Pedicelli 1!/; em longi. Sepala lanceolata, acuta, 
apice rubro-bicallosa, 5 mm longa. Petala violacea, 15—18 mm longa, 
spathulato-obovata. Styli dense tomentosi. 
Mexico, Dept. Mexico: Tlalpam, auf Lava-Feldern, 2400 m 
(PRInGLE, Pl. mex. n. 8530 sub ©. teiraphylla). 
Species a SMALL in North Americ. Fl. XXV 1 (1907) 31—35 sub 
nomine Inoxalis descriptae, quarum nomina ita mutanda sunt: 
121. 0. caerulea (Small) R. Knuth. 
122. 0. Hayi R. Knuth (= Ionoxalis divaricata Small). 
123. 0. lanceolata (Small) R. Knuth, 
124. O0. maecilenta (Small) R. Knuth. 
125. 0. magnifica (Rose) R. Knuth. 
126. 0. multiceps (Small) R. Knuth. e 
127. 0. Nelsonii (Small) R. Knuth, 
128. 0. oaxacana (Rose) R. Knuth, ° A 
129. 0. Painteri (Rose) R. Knuth. 
130. 0. Rosei (Small) R. Knuth. 
131. O0. scopulorum (Rose) R. Knuth. 
132. 0. tenuissima (Rose) R. Knuth. 
133. 0. trientalis (Small) R. Knuth. 
134. 0. trineuris (Small) R, Knuth, 
Species a RosE in Contrib. Un. St. Nat, Herb. X (1906) 110—114 
sub nomine Ionoxalis descriptae: 
135. 0. confusa (Rose) R. Knuth. 
136. 0. Conzattiana (Rose) R. Knuth. 
137. 0. euernavacana (Rose) R. Knuth. 

