PENTANDRIA—DIGYNIA.

m

GAYA .

Gaud. F/. Heh>. a. p. 389. tab. 6 . De Cand. Prodr. 4.p. i 63 . Koch. Syn. FI. Germ. et Helv. 1. p. 299.Pachypleurum Reich. FI. Germ. exc. 3 . p. 471.Laserpitii species Lin. Gen. p. i 36 .

Ligustici species AU. FI. Ped. 2. p. 12.

Umbella composita , parva , densiflora., convexa .Involucrum universale nullum , aut polyphyl-lum , umbellae subaquale , foliolis lanceolato--linearibus , vel lanceolatis, apice integris , au tbi-trifidis , margine membranaceis . Umbellul»multiflorae, densiflorae, convexae , totae fertiles ,radiolis brevissimis. Involucella polyphylla, um-bellula florente sublongiora, aut aequantia. Ca-lycis margo obsoletissimus, vel e denticulis quin-que . Petala aequalia , obovata , biloba , ligulaapicillari inflexa, lata. Stamina corolla longiora,antheris subrotundis. Receptaculum floris conve-xum . Stili in anthesi breves , erecti, in fructurecurvati, stilopodio conico , porrecto duplo , ettriplo longiores . Stigmata capitellata . Diachfi-nium ovoideo-oblongum , obtusum, e dorso con-vexo-compressum , glabrum , vel pulveraceo-sca-brum, utrinque exquisite quinquecostatum, co-stis contiguis, crassis, alafomiibus, obtusis, aqua-libus, lateralibus marginalibus. Vallecula,et vit-ta tam valleculares, quam commissurales nulla.Semen a cortice pericarpico facile secedens. Car-pophorum tenue , filiforme , dentium bipartitum,liberum .

Habitus. Planta perennes ; alpicola , humiles', stepecaspitosa a collo radicis in surculos diviso. Cau-lis simplex, nudus, aut submonophyllps. Foliabi-tripinnata, foliolis 1 pinnatifidis , laciniis linea-ribus . Petala allia, aut rubentia.