A Grammatical Dictionary of Botanical Latin

heterogamous, “when in a capitulum the florets of the ray are either neuter or female, and those of the disk male” (Lindley); “1. bearing two kinds of flowers, as in Compositae, the florets of the ray may be neuter or unisexual, and those of the disk hermaphrodite [i.e. pistillate and staminate in the same flower]; 1. an abnormal arrangement of the sexual organs (Masters)” (Jackson): heterogamus,-a,-um (adj.A), heterogamicus,-a,-um (adj.A); cf. homogamous: homogamus,-a,-um (adj.A), homogamicus,-a,-um (adj.A), bearing one kind of flower.

- flores in capitulo céntripetim evoluti, in capitulis heterogamis androgynis flores feminei semper in ambitu 1-oo-seriatim dispositi, masculi 5 in disco centrales (B&H), flowers developed centripetally into a capitulum, in heterogamous androgynous capituli the female flowers always on the circumference, 1-[indefinitely]-seriately deposited, the male 5, central on the disc.

- capitula heterogama v. unisexualia, floribus hermaphroditis 5 sterilibus, antheris subliberis, floribus femineis apetalis (B&H), capitula heterogamous or unisexual, with the hermaphrodite flowers 5, sterile, with the anthers nearly free, with the female flowers lacking petals.

- capitula heterogama v. homogama, floribus hermaphroditis fertilibus (B&H), the capitula heterogamous or homogamous, with the hermaphrodite flowers fertile.

- Heterogama. Floribus dioicis polygamisve (DeCandolle), The Heterogama. With flowers dioicous or polygamous.