Secrio 2. Criuva. 
(Clusiastrum, Criuva et Criuvopsis Planch. et Triana). 
Sepala 4-5. Petala 5-8, sæpe sepalis opposita v. sub-opposita. Sta- 
mina indefinita, receptaculo plano v. convexo inserta, filamentis brevi- 
bus liberis v. basi plus minusve coalitis, antheris basifixis linearibus, 
loculis 2 marginalibus, rima longitudinali dehiscentibus. Staminodia (in 
flore femin.) 5 v. plura, filamentis complanatis, liberis v. basi dilatata 
in annulum v. cupulam ovarium cingentem coalitis, antheris complanatis, 
truncatis, loculis 2 semieffætis v. effœtis marginatis. Stigmata sæpius 5, 
rarius plura; ovula directione varia. 
A. Staminodia numerosa, obscure biseriata. Petala sepalis non op- 
posita, membranacea, 5 si sepala 4, plura si sepala 5. Folia ob- 
ovata, obtusa, sessilia v. petiolo.brevi crasso v. alato stipata, 
basi sæpissime cuneata. Hypoderma 3-5-seriatum, mesophyllum 
bifaciale, ultra 0,630 mm. crassum. Cellulæ regionis inferæ paren- 
chymatis spongiosi leviter incrassatæ. Cuticula levis. — Clusiastrum. 
a. Sepala 4. Petala 5-6. 
18. CI. crassifolia Planch. et Triana. 
b. Sepala 5. ie 
* Cellulæ paliformes superiores 10-12-plo longiores quam 
latiores. 
19.68 Schomburghi Vesque. 
** Cellulæ paliformes superiores 5-6-plo longiores quam 
latiores. 
20. CI. cuneata Benth. 
Species in sectione valde dubia. 
?21. CI. tetrastigma Vesque. 
B. Staminodia 5-10, v. rarissime plura, 1-seriata, basi dilatata in 
annulum confluentia. 
a. Petala 5 v. 3, sepalis partim opposita non crassa. Hrbtasihs 
3-5-seriatum. Cuticula tenuis v. mediocris, levis v. margaritata. 
(Criuva Planch. et Triana, Eucriuva Engl.) 
* Discus staminodia cingens nullus. 
