228 WILSON EXPEDITION TO CHINA 
Pedicelli fructiferi insigniter incrassati. Putamen insigniter rugosum, ob- 
tusissimum (in P. campanulata tantum apiculatum). Flores coaetanei v. 
autumnales; cupula 6.5-15 mm. longa, sepala plerumque cupula dimidia, 
rarius tertia parte brevior. Foliorum dentes acutae v. acuminatae, nunquam 
setula terminatae. Umbellae plerumque sessiles, haud raro in eadem specie 
etiam pedunculo ad 15 mm. longo insidentes. (Sikkim, Nepal, Siam, China 
orientalis, Formosa, Oshima?) . . . . ... Subsect. 11. PUDDUM. 
Involucra aut parva aut folia insigniter inciso- v. lobulato-duplicato-serrata. 
Folia breviter v. sat profunde serrata. Involucra parva, 5-7 mm. longa; 
flores praecoces v. subcoaetanei; umbellae sessiles v. pedunculus ad 5, raro 
ad 15 mm. longus; cupula 4-7 mm., sepala 2.5-5 mm.; stylus pilosus v. 
raro glaber. Drupae nigrae (quoad notae); putamen 6-7 mm. longum, 
obsolete suleatum. (China, Korea, Japonia.) 
Subsect. 12 MICROCALYMMA, 
Folia insigniter inciso- v. lobulato-duplicato-serrata v. -crenata (sed cf. vari- 
etates dubias P. Zappeyanae). Flores coaetanei, multo rarius praecoces. 
(China, Japonia, Ins. Kurilenses.) . . . . Subsect. 13. CERASEIDOS. 
Bracteae euphylloideae, inferiores breviter petiolatae (in P. Veitchii paul- 
Iulum tantum supra involucrum exsertae, in P. canescente non in omnibus 
inflorescentiis praesentes. (China) ..... Ser. 1. PHYLLOPODIUM. 
Bracteae haud euphylloideae. 
Bracteae herbaceae majusculae (3-8 mm.), insigniter glanduloso-fimbri- 
atae, flores subracemosi. (China) . ..... Ser. 2. DROSERINA. 
Bracteae haud insigniter glanduloso-fimbriatae. 
Foliorum dentes glandulis parvis v. nullis terminatae, haud obtusissimae. 
Dentes acutissimae v. acuminatissimae, glandula nulla v. puncti- 
formi. (China, 1 species Japonica.) . . . . . Ser. 3. OxvopoN. 
Dentes obtusiusculae subcuspidatae, glandula parva sed manifesta 
capitata terminatae. (Japonia, Insulae Kurilenses, 1 species chi- 
NON) 2 4 10:03 9 0 DO Ser. 4. EUCERASEIDOS. 
Foliorum dentes obtusissimae v. subemarginatae, glandula valida subde- 
pressa terminatae. (China) . . . . . .. Ser. 5. AMBLYODON. 
Grex II. MICROCERASUS. 
Sepala reflexa, cupula nune breviora nunc longiora; cupula circ. tam longa quam 
lata v. paullo latior. Flores 1-4 typice umbellati; involucra minima, 
sub anthesi, saepe etiam sub fructu persistentia, folis parvis herbaceis 
easdem superantibus rarissimis; petala haud emarginata. Ovarium glabrum 
v. rarissime apice parce pilosum. (America borealis, Asia centralis et ori- 
entalis, Himalaya: ; d xo s XE Sect 1. SPIRAEOPSIS. 
Folia basi usque ad tertiam partem v. ultra medium integra, superne brevis- 
sime v. minutim subremote arguto-serrulata; petioli 2-11 mm. longi 
Stylus glaberrimus. Drupa nigra. Plantae glaberrimae ramis nec virgatis 
nec gracillimis. (America borealis.) . . Subsect. 1. MY RICOCERASUS. 
Folia inde a basi dense simpliciter v. duplicato-crenata v. -serrata, dentibus 
obtusis v. acutis; petioli 2-6, raro ad 9 mm. longi. Stylus nunc gilab 
nune basi pilosus. Drupa rubra. Plantae ramis virgatis v. gracillimis. 
(Himalaya, Tibet, China ad Mandschuriam, Japonia.) 
: Subsect. 2. SPIRAE > 
Sepala erecta v. erecto-patula v. raro patentia, cupula multo, rarius paullo breviora, 
raro sublongiora, cupula manifeste tubulosa, v. raro tam longa quam lata 
tunc simul ovarium saltem apice densissime hirtum. Flores 1-2ni, pedicelli 
