Root Nodules in the Podocarpineae. 
813 
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DESCRIPTION OF PLATES LXXVII-LXXX. 
Illustrating Miss Spratt’s paper on the Root-nodules of the Podocarpineae. 
In Figs. 6-8, r = root, n = nodule, st — stele, h — hairs, a — young nodule, b = nodule one 
year old, c — nodule two years old, and d = nodule several years old. 
In Figs. 10-19, x = xylem, ph = phloem, p = pericycle, e = endodermis, c = cortex, b = 
Bacteria. 
PLATE LXXVII. 
Fig. 1. Root of Podocarpus Chilina with nodules, x 2. 
Fig. 2. Root of Dacrydium Franklini with nodules, x 2. 
Fig. 3. Root of Saxegothaea conspicua with nodules, x 2. 
Fig. 4. Root of Phyllocladus trichomanoides with nodules, x 2. 
Fig. 5. Root of Microcachrys tetragona with nodules, x 2. 
Fig. 6. Root and nodules of Dacrydium Franklini. x 60. 
Fig. 7. Root and nodules of Saxegothaea conspicua. e = branched nodule, x 60. 
Fig. 8. Root and nodules of Microcachrys tetragona . x 60. 
PLATE LXXVIII. 
Fig. 9. Root-hair and cortical cells of Phyllocladus trichomanoides , showing the infection with 
Pseudomonas radicicola. b = Bacteria, i.t. = infection thread, r.h.= root hair, e = epidermal cell of 
root, x 730. 
Fig. 10. Longitudinal section of a root of Podocarpus Totara with young nodules A, B, c, andD. 
i.t. = infection thread,// = plerome, w = water-storage cell, x 105. 
