339 
berantia plana, cum mucrone parvo reeurvo, — Arbor 25— 
30 metr. alta, «orlice trunei et ramorum valde rubescente, 
tamis crassis et reversis., Creseit circa San Agustin ad alti- 
todinem circiter 8000 pedum. 
Seot. I, Folia quina sirieta erecta. Con! medioores 
ovales. Nulla hujus sectionis speeies in Europam intro- 
dncta est, . 
3. Pinns Lowii (Roezl), folia quina, triqnetra , sirieta, 
15 cent. longa; vaginae sericene 13 mill, long. Coni pyra- 
midales, leviter recurvati, 11 cent. longi, 4 lati. Apophysis 
valde irregnlaris, interdum rhomboidea, apice leviter inoras- 
sata, basi depressa, Protuberantia satis lata et paululum pro- 
minens. Arbor 85 metr. alta, ramis strictis densicomis, 
34. Pinus Carrierei (Boezl), folia quina, 30-33 cen- 
!im, longa, aeuta, friquelra; vaginae serieene, 30 millim, 
longae, Coni 13 cent. longi, 4%, lati. Apophysis rhomboi- 
dea incrassata,. transverse carinata, colore fusco-rubescente, 
Protnberantia lata, prominens, muerone recnrvato terminala. 
Arhor 35 —40 metr, alta, proveniens in sylvis pr. Tulancinge, 
alt. 8— 9000 ped. Quamvis folia longissima sunt hand re- 
Neetuntur sed strieta et erecta adstant, hino adspectu insignis 
arbor, 
35. Pinus Richardiana (Boezi), folia quina strietissi- 
ma, 14 centim. longa; vaginae sericeae 1112 millim. kon- 
gae. Coni pyramidales il cent. longi, 5 lati. Apophysis 
%0 millim, lata et 10 alta, basi valde depressa. Protuberan- 
tia lata, plana. Arbor 35 — 40 metr. alta, in summis par- 
fibus montis Ajusco, alt. 11— 12,000 pedum. . 
36, Pinus Pianchonii (Boczl),. folia quina, 30 centim, 
longa, triqueira; vaginge 15 — 18 millim. longae, Coni 15 
cent, longi ei 4 lat, Apophysis quadrata, valde prominens 
22% 
