298 LOASE^. 



styles delicate, trifid to one-fourth, mucli longer than the uailocular ovary ; capsnle globose, 

 exceeding the persistent bracteoles ; seeds pale, minutely scrobiculate, shortly and bluiitly 

 cylindrical, slightly incurved : caruncle decurrent by a short, wing-like appendage, as in Piri- 

 queta dstoides. — Hab. Trinidad!, Or., at Piarco. 



4. PIRIQUETA, AuU. 



Calyx 5-fld. Petals 5, sessile at the calyx-throat. Stamens 5, hypogynous ; anthers in- 

 serted above their base. Ovary sessile : styles 3, bipartite, with the filiform segments mul- 

 tifid-peniciUate at the summit : placentas 3. Ca/psule 3-valyed to the base, medianicide : 

 seeds scrobiculate. — Annual herbs; leaves exstipulate; flowers in a terminal raceme or 

 corymb : pedicels jointed above the middle, ebracteolate. 



6. P. cistoides, Gr, Pilose (or glabrescent) ; leaves eglandular, lanceolate or lanceo- 

 late-linear, bluntish, remotely serrate or serrate-repand, usually tomentose with stellate down 

 beneath and pilose ; raceme leafy, few-flowered : pedicel 2-3 limes exceeded by the bract. — 

 SI. t. 127. /• 7. — 'L'urnera, L. P. jonidioides, Mch. — A variable plant, resembling a Seli- 

 anthemum by its yellow, delicate petals ; flowers 6'" diam. — Hab. Jamaica !, all coll., com- 

 mon on arid plains; Dominica !, Imr. ; Trinidad !, Cr. ; [Cuba and Panama ! to Brazil !]. 



LXXXI. HOMALINE^. 



Stamens inserted into the calyx-throat, alternate to or fascicled alternately with the calyx- 

 segments, and ovary usually semi-inferior : other characters of Passiflorea. — Woody plants. 



1. HOMALIUM, Jaeq. 



Calyx-tube turbinate ; limb 6-7-partite. Petals 6-7, inserted into the calyx-throat. 

 Stamen-bundles opposite to the petals, alternating with as many glands. Ovary semi-infe- 

 rior: styles 3 : placentas 8. Capsule medianicide-3-yalved at the top. — Leaves serrate or 

 suientire; flowers inspiciform racemes. 



1. H. racemosnm, Jacq. Leaves elliptical-oblong, papery, serrate, glabrous ; racemes 

 axillary, long: flowers shortly pedicellate; staminal bundles S{-"i")-androus. — Jacg. 

 Amer. Pict. t, 261. /. 43 : the flower ; Sw. Fl. t. 11 : analyt. — A tree or shrub ; leaves 

 5"-3" long ; flowers 8'" diam. : petals gi'eenish-yeUow, sessile.— Hab. Jamaica 1, Macf., 

 Pd., March, in mountain woods ; Dominica !, Imr. ; [Cuba !, !French islands !]. 



LXXXII. LOASB^. 



stamens mostly indefinite, epigynous. Pistil paracarpous : ovary inferior, unilocuhir : 

 style 1. Fruit capsular, rarely baccate : placentas intervalvular : seeds albuminose.— Herbs, 

 mostly armed with stirtging hairs ; leaves exsiipulate. 



1. MENTZELIA, L. 



Calyx-tube cylindrical or clavate: limb 5 -partite. Petals S. Stamens », exterior often 

 dilated. Capsule 3-valved at the top. — Leaves alternate. 



1. M. aspera, L. Kough with glochidate and simple hairs ; leaves pelioled, hastate- 

 3-lobed or " panduriform " (Unn.), unequafly sen-ate ; petals oval, a little exserted ; stamens 

 20-30, half as long as the corolla, 5 exterior filaments spathulate ; capsule clavate-cyliu- 

 drical, few-seeded.— A tall, annual weed; flowers yellow, small, 8"'-10"' diam.— Hab. Ja- 

 maica {P. Br., Macf.), in dry savannahs near Kingston; [Haiti; Mexico! ; to Panama 1; 

 Galapagos!]. 



