. Contributions from the Botanical Laboratory, vol. 11. Botany; Botany. + + ⢠⦠2 u u ⢠. 1 pH - â 9U> SO pH SO Fig. 8, 9. Fig 8 (left). Mobility curves of latex particles from the section Tithy- malus, sub-section Galarrhaei, with smooth capsules. Fig. 9 (right). From the group With warty capsules. ^ ^ losa and pH for E. lagascae. On the basic side of the range both curves show a hump, but E. pilosa reaches a plateau on both sides before E. lagascae (hg. 8). Protein reactions were low in this group. tt
. Contributions from the Botanical Laboratory, vol. 11. Botany; Botany. + + ⢠⦠2 u u ⢠. 1 pH - â 9U> SO pH SO Fig. 8, 9. Fig 8 (left). Mobility curves of latex particles from the section Tithy- malus, sub-section Galarrhaei, with smooth capsules. Fig. 9 (right). From the group With warty capsules. ^ ^ losa and pH for E. lagascae. On the basic side of the range both curves show a hump, but E. pilosa reaches a plateau on both sides before E. lagascae (hg. 8). Protein reactions were low in this group. ttt Capsule covered by hemispherical, cylindrical or filamentous, elongated warts. ° Here, E. polychroma Kern is perennial while E. platyphyllos L. is annual rhe curves are of the same shape on the basic side (the acid side of the curve for E. platyphyllos could not be obtained, since it lies below pH 3 2) The magnitudes of the velocities of the two species are very different, however for the latex particles of E. platyphyllos move very slowly, while those of E polychroma flow faster than any other latex investigated (fig. 9). The 's 3 The name E pilosa L. was taken from the seed envelope; unfortunately it could not be substantiated because the plants did not flower. Some uncertainty exists as to its specific Identity, although from all characters available it seems undoubtedly a member of this group. "^ iiiv-muci June. 1934] MOVER â EUPHORBIA 303 lie at pH and pH respectively. The ninhydrin tests gave a fairly strong protein reaction in the latex of both species. 10. Esulae **** Seeds irregularly pitted, marked or reticulate-rugose. E. segetalis L. and E. pinea L. are closely related taxonomically (E. pinea is a perennial, while E. segetalis is an annual). Their latex also behaves alike ⦠- ⦠â â¦â¢ E CYMkRISSIAS ⢠E. ESULA 0 A E. SALICIFOUA X E. PINEA If ⢠Please note that these imag
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