12 SYyOFSIS OF TSE NATVRAL ORDERS. 



.style simple, stigmas 2. Fruit a many-seeded capsule. — Herl)s with. opp. 

 exstip. leaves 



** Flowers teg. Leaves usually altern, 



LXXV. Hydeophyllace^ (Hydrolea). Cal. infer,, 5*part. Oor. 

 rotate, 5-cleft, lolDes im"br. Stam. 6, on cor.-tube, fil. distinct. Ovary 

 '2-celled, cells many-ovuled, styles 2. Capsule septieidally 2-valved, many- 

 seeded. Seeds minute. — Herl^s with altern. exstip. leaves. Flowers race- 

 mose. 



LXXVI. BoRAGiNE^a;. Flowers rarely 1-sexual. Cal. infer., 4-8 (usual- 

 "ly 5)-cleft, persist. Cor. tuhular, funnel-shaped or rotate; lohes usually 

 5, imhr. Stam. on cor.-tuhe, as many as the cor.-lobes and altern. with 

 them, fil. distinct. Ovary 2-celled and with 2-ovales in each cell, or 

 4-celled and with 1 ovule in each cell, styles 1 or 2. Frait a drape or of 2-4 

 nutlets.— Trees, shrahs or herbs. Leaves rarely opp., stip. 0. Inflor. 

 corymbose, usually of scorpioid cymes. 



LXXVn. CoNVOLvuLACE^. Cal. infer., persist., 5-part., or of 5 imbr. 

 sep. Cor. campan. or funnel-shaped ; lobes 5, plaited or contorted in bud. 

 iSia?-/;. 5, on the cor.-tube, fil. free. Ovari) often surrounded by an annular 

 disk. 2-c'elled with 2 ovules in each cell, or 4-celled and with 1 ovule in 

 each cell, styles simple or 2-fid., stigmas 2. Fruit dry c r fleshy, indehi- 

 •scent or 2-4-valved or circumsciss., 1-4-seeded; endosp. : cotyl. plaited 

 (0 in Cuscuta). — Herbs or shrubs, often twining. Leaves altern. (0 in Ous- 

 0uta). Flowers usually cymose. 



LXXVIII. SoLANACE^. Cal. infer., often persist, and enlarged, 5-cleft. 

 Cor. campan. funnel-shaped or rotate; lobes 5, plaited or valvate in bud. 

 St.'iir. 5, on cor-tube ; anth-cells sometimes opening by pores. Ovary 2- 

 celled or imperfectly 4-celled, style and stigmas simple; ovules many, on 

 large placentas. Fruit a berry or capsnle, many-seeded. Embryo curved 

 round fleshy endosp. — Herbs or shrabs with altern. simple or binate 

 leaves ; stip. 0. Flowers in axillary or terminal cymes. 



*^^ Floirers irreg. or oblique. Cal, infer. Dorsal stam. of ten 

 imperfect or 0. Ovary'Cells usually manyovuled. 



LXXIX. ScROPHULAKTACE^. Cal. infer., o-lobed or-part. Cor. 4-.'-- 

 lobed, usually 2-lipped, lobes imbr. Stam. 4, didymam-us, rarely 2 or "». 

 Ovary 2-celled, styles simple, stigmas 2. Capsule 2-valved, usually many- 

 seeded. Seeds small, endosp. fleshy. —Herbs. Leaves opp. or whorled or 

 the upper rarely altern. ; stip. 0. Flowers in racemes or spikes. 



LXXX, Orobanchace^. Cal. 5-part. or spathulate. Cor-tuhe 

 funnel-shaped, lobes 5, imbr., the 2 opp. exterior. Stam. 4, didynamous, 

 anth. cohering in pairs, 1-or 2-celled. Ovary 1-celled ; ovules many, on 

 2 or 4 parietal placentas. Capswle 2-valved, many-seeded.— Herbaceous 

 scapigerous root-parasites. Leaves 0. Fl. racemose. 



LXXXI. LENTiBiTLARiACE.a:. (Utricularia) . Cal. 2-part. Cor. 

 2-lipped, spurred. Stam. 2, on base of cor.; anth. confluent. Ovary 

 1-celled ; ovules many, on a free central placenta, style short, stigma 

 2-lobed. Capsule 2-4-valved.— Annual marsh or aquatic herbs. Leaves 

 whorled or altern. 



