349 
30 — 35 metr. alta, ramis panlulum resurgentibus (relevees), 
folis recnmbentihus; species pulchra, quae ad altit. 9— 10000 
pedum, milliarii distantia supra Contreras ereseit. 
69, Pinus angulata (Roezl), folia qnina, paululum strieta, 
26 cent. longa. Vaginae sericeae ? mill, longae. Coni leviter 
recorvi, 14 cent. longi, 4*/, lati. Apophysis rhomhoidalis, 
apice dentienlata, transverse carinata, ventro valde elata, 20 
mil. lata, 13 alla, Protuberanüa lata, mucronata, colore 
griseo - einereo, Arbor 35 — 40 meir. alta, folia pulchre vi- 
ridia densissima. Crescit in monte Iztacihnatl, altit. 9— 10000 
pedum, 2 
70. Pinus exserta (Roezl), folia quina, triquetra, palen- 
tie, 30—35 cent, longa. Vaginae sericeae, 25 mill, longae. 
Coni leviter recurvi, basi depressi, 16 — 18 cent. longi, 6 lati. 
Apophysis excentrica rhomboidea, apice rotundata, transverse 
earinata, basi depressa, 20 mill, lata, 10 alta. Protuberantia 
Inerassata, mmerone erasso terminata. Arbor 2530 metr; 
alta, ramis expansis fere horizontalibus, Creseit prope Guarda 
ad viam inter urbem Mexico et Cnernavaca, altit. 8 — 9000 
pedum, 
71. Pinus heteromerpha (Roez)), folia quina, triqueira, 
tenuia, 20— 22 cent. longa. Vaginae serioeae, albidae, 20 
mill, longae, Goni 12 cent. longi, 4 orassi, Apophysis 20 
eeut. lata, 12 alta, heteromorpha. Protuberantia latissima. 
Arbor 20— 25 mer. alta, ramis tenuibus et foliis recumben- 
tihus. Beperitar in colle montis Tzompoli. 
72, Pinus vudis (Endl.), £felits quinis, eireiter 15 cent, 
longis strictis, Vaginae squamosae. Coni oblongi, obtusi, 8 
eent. longi. Apophysis rhomhoideo- pyramidalis, angulo supero 
obtuso, inferiore acufo, carina transversa elata. Protuberan- 
tia lata, depressa,, mnerone tuhereuliformi. Habitat in monte 
Ajuseo , aliitndine 9000 pedum prope Contreras, 
