336 HYDROPYXIS 



Hydropyxis Rafin. Inc. sed. Nomen. 



Hydrosme Schott (Amorphophalhts p.p. EP.). Araceae (iv). 15 



palaeotrop. 

 Hydrostachydaceae (EP.; Podostemareaew BH.). Dicots. Archichl. 



Resales). Only genus Hydrostachys, q.v. 

 Hydrostachys Thou. Hydrostachydaceae. 10 Madag., Afr. Water pi. 



of the type of Podostemaceae, with spikes of dioecious naked fl., $ of 



i sta., ? of (-2) cpls. and oo ovules. Capsule. 



Hydrotaenia Lindl. (Tigridia EP.). Iridaceae (n). 3 Mex., Peru. 

 Hydrothrix Hook. f. Pontederiaceae. i Ceara. 

 Hydrotriche Zucc. Scrophulariaceae (n. 6). i Madag. Water pi. 



with dimorphic 1. 



Hyeronima Allem. Euphorbiaceae (A. I. i). 12 trop. Am. 

 Hygea Hanst. Gesneriaceae (inc. sed.). i Chili. 

 Hygea Klotzsch. Asclepiadaceae (inc. sed.). i Guiana. 

 Hygrocharis Hochst. (Nephrophylhun BH.}. Convolvul. (i). i Abyss. 

 Hygrochastic (fr.), one opening by water-absorption. 

 Hygrochilus Pfitz. (Vanda p.p.). Orchidaceae (n. 20). i Burma. 

 Hygrophila R. Br. Acanthaceae (iv. B). 40 trop., in marshes. 

 Hygrophytic, living with plentiful water supply. 

 Hygroryza Nees. Gramineae (6). i Indomal. 

 Hylaea, the upper regions of the Amazon valley. 

 Hyline Herb. Amaryllidaceae (i). i Brazil. 

 Hylium (Cl. ), a forest formation. 

 Hylocereus Britton et Rose (Cereus p.p.). Cact. (in. i). 8 C. Am., 



W.I. 



Hylodendron Taub. Leguminosae (n. 3). i Gaboon. 

 Hylodium (Cl.), a dry open woodland. 



Hylomecon Maxim. (Stylophorum BH.\ Papaveraceae (n). i Japan. 

 Hylophila Lindl. Orchidaceae (n. 2). 2 Malaya, Phil. Is. 

 Hymenachne Beauv. = Panicum L. p.p. (Gram.). 

 Hymenaea L. Leguminosae (n. 3). 10 trop. Am. H. Courbaril L. 



(West Indian Locust) has buttress roots. The wood is valuable. 



From the stem exudes a resin (copal or anime) which is often found 



in lumps underground near the trees (cf. Agathis, Trachylobium); it 



is used in varnish, &c. 



Hymenandra A. DC. ex Spach. Myrsinaceae (n). i Bengal, Assam. 

 Hymenanthera R. Br. in Tuckey. Violaceae. 4 E. Austr., N.Z., 



Norfolk I. 

 Hymenatherum Cass. (Dysodia^-V- EP-)- Compositae (6). 15 warm 



Am. 

 Hymenella (Mo9- et Sesse ex) DC. (Alsine p.p. EP.). Caryo. (i. i). 



i Mexico. 

 Hymenocallis Salisb. Amaryllidaceae (i). 30 trop. Am. The stipular 



appendages of the sta. are united into a tube, on the summit of which 



the filaments stand, and which surpasses the perianth in conspicuous- 

 ness (cf. Eucharis). Cult. orn. fl. 



Hymenocardia Wall. Euphorbiaceae (A. i. i). 6 trop. Afr. and As. 

 Hymenocarpos Savi (Circinus Med.). Legumin. (in. 5). i Meclit. 

 Hymenocharis Salisb. (Ischnosiphon^.^.). Marantaceae (n). 20 trop. 

 Hymenoclea Torr. et A. Gray. Compositae (5). 2 Texas to Calif. 



