598 DICOTYL. sgu EXOGEN/E. CROTON. 
3-21 em. latus, supra ab origine glaberrimus, viridis, nitidulus, secus costas 
secundarias ut in specie precedente sulcato-impressus. Coste secundarise 
subtus valde prominentes. Racemi folia wquantes v. superantes. Flores di- 
stantes, masculi globosi, fulvo-albidi, aperientes 21-2 7 mm. lati, pedicellos 
&quantes v. iis longiores. Flores foem. et fructus ignoti. — Species preter 
precedentem nulli cognitorum arcte affinis," speciosa, quemadmodum ad C, 
vaccinioidem accedens, sed omnibus partibus pluries major. (v. s.) 
bb. Límbus foliorum basi glanduliger. 
1? Folia penninervia. — Species mexicana. 
330. C. sUBFRAGILIS (Müll. Arg. in Linnzea v. 34. p. 1114), petiolis limbo 
21-31-plo brevioribus, limbo penninervio basi breviter triplinervio subtus 
adpresso-biglanduloso membranaceo, glandulis stipellaribus tenuiter margi- 
fatis, stipulis setaceo-subulatis, racemis multi-parvi-laxifloris, bracteis parvis 
ovatis acuminatis masc. 3-5-floris, petalis masc. obovatis basi ciliatis caeterum 
subglabris, staminibus 30-25. 5j In Mexico prope Tuxtla et Chiapa, ubi vulgo 
Copalchi nuncupatur (hb. Pavon.! in hb. Boiss.). Partes juveniles pallide fer- 
rugitieo-pubescentes. Ramuli tenues, cum petiolis evolutis puberuli. Stipulae 
circ. 3 mm. longa, subpersistentes. Limbus foliorum 10-15 cm. longus, 5-8 
cm. latus, oblongo-ovatus, cuspidato-acuminatus, basi rotundata obtusus v. 
subcordatus, integer, tenuiter membranaceus, indumento mox rarescente 
parce adpresso-pubescens, junior omnino penninervius, evolutus dein basi 
iriplinervius v. potius inequaliter disjuncto-quintuplinervius. Flores fcem. et 
fructus ignoti. — Species tenuitate foliorum, gracilitate ramulorum et indu- 
mento partium ad C. fragilem accedit, a quo tamen preter stamina multo 
numerosiora distat foliis non distincte longe triplinerviis. (v. s.) 
2". Folia quintupli-septuplinervia. — Species orbis antiqui. 
23231. C. MEGALOBOTRYS Müll Arg. in Flora ratisb. 1864. p. 537), petiolis 
limbo duplo brevioribus, limbo basi parvule biglanduloso membranaceo, pilis 
depresso-stellatis elongato-radiantibus, racemis amplis valde floribundis mo- 
dice densifloris, bracteis linearibus masc. 2-3-floris, petalis obovato-lancéo- 
latis ciliatis, staminibus circ. 24, filamentis glabris, capsulis maximis. 5 In 
Africa orientali zambesica ad lacum Agami (Cabe n. 17! 39! in hb. Hook.). 
Arbor 20-30-pedalis; truncus diametro 2 pedes zquans (Cabe). Ramuli tenues, 
cum petiolis et rhachi racemorum pilis depresso-stellatis longe villoso-radian- 
tibus teneris albicantibus vestiti. Stipulae 5 mm. longe, lineari-lanceolate v. 
subulate, subglabre. limbus in apicibus visis ramulorum 4-6 cm. longus, 
d 3 cm. latus, lanceolato-ovatus, longe acuminatus, basi obtusus, serra- 
to-dentatus, viridis, supra mox glabratus, subtus incano-pubescens. Racemi 
masc. 2-23 cm. lati, i. e. in genere amplissimi. Pedicelli masc. calycem aper- 
tum bis v. ter sequantes, graciles. Calyx masc. aperiens 3 mm. latus; lacinie 
late ovate, extus glabrae, basi et margine ciliate. Capsule magnitudine 
nucis Juglandis (Cabe in sched.). Flores foem. ignoti. — Nulli nisi C. macro- 
stachyo e racemorum indole similis, sed indumentum non lepidotum, am- 
pitus foliorum et numerus staminum differunt. (v. s.) 
323. C, NiLoricus (Müll. Arg. l.c.), petiolis limbo subduplo brevioribus, limbo 
subtus pilis stellatis brevissimis densis pulveraceo-tomentello, bracteis fcem. 
late iriangulari-ovatis parvis unifloris, floribus fem. in racemis inferne 
pluribus, ovario ploboso pilis elongatis longe villoso-hispido, stylis semel 
bipartitis rigidis. 5 In Africa orientali versus fontes Nili, prope Madi (Speke 
and Grant n. 706! in hb. Hook.). Frutex videtur elatus, in ramulis et petiolis 
pilis exiguis depresso-stellatis laxiuscule pulveraceo-tomentellus. Stipule seta- 
cem, exigue. Limbus foliorum in ramis florigeris 8-12 om. longus, 1-10 cm. 
latus, sed etiam occurrit in ramis aliis usque 30 cm. longus fereque totidem 
latus, late ovatus, breviter et obtuse acutatus, basi breviter subangustata 
leviter cordatus, supra olivaceo-viridis, mox glabratus, subtus dense v. demum 
sparsius pulveraceo-tomentellus. Calyx foem. defloratus vix 3 mm. longus. 
