Hypnothallus 



Hypophyll 



gi'owth by cell-division from bypno- 

 cysts, as in Mmostrotna ; Hypnozy'- 

 g'ote (+ Zygote) a di'i-mant zygute 

 or union of two sexual cells (Hartog). 

 Hy'poachene(virb, under; -f Achene), 

 an achene from an inferior oviry 

 (Villari); Hypoascid'ium (+ As- 

 cidium), a funnel- shaped growth, 

 the inner surface corresponding with 

 the lower surface of the metamor- 

 phosed leaf (C. de Candolle) ; hypo- 

 ba'sal (iSacTK. a pedestal), behind 

 the basal wall, employed as regards 

 the posterior half of a proembryo ; 

 cf. EPIBASAL ; Hyp'oblast = Hypo- 

 blas'tus {^KaffTos, a shoot), the 

 fleshy cotyledon of grasses ; Hypo- 

 carp'ium {Kaptrhs, fruit), an enlarged 

 growth of the peduncle beneath the 

 fruit, as in Anacardium ; hypo- 

 carpoge'an, -gens {Kapirhs, fruit; 777, 

 the earth), = hvpugaean ; hypo- 

 carpog'enous (7e»'os, offspring), the 

 flowers and fruit produced under- 

 ground (Pampaloni) ; c/. amphicar- 

 I'OGENous; Hy'pochil, Hypochi'lunn, 

 Hypochi'lus {x^'iXos, a lip), the-basal 

 portion of the labellum of Orchids; 

 Hypochlor'in (xAwpos, light green), 

 Pringsheim's name for a constituent 

 of chlorophyll corpuscles, supposed 

 to be the first visible product of 

 constructive metabolism ; Hypochro'- 

 myl {xp(*>H-a, colour) = Hypochlo- 

 Rix ; Hypocop'ula {-{- Copula) 

 the lower or intermediate band o"f 

 cell-wall in the lower and smaller 

 valve of certain Diatoms ; Hypocot'yl 

 {+ CoTYLKDOx), the axis of an 

 embryo below the "otyledons, but 

 not passing beyond them ; adj. 

 hypocot'ylar ; hypocotyle'donary, 

 below the cotyledons and above the 

 root ; hypocrate'riform, hypocraieri- 

 t'orm'is (Kpar^p, a bowl ; forma, 

 shape), salver-shaped, as the corolla 

 of the Primrose, Primuhi vulgaris, 

 Huds. ; hypocrateriinor'phous, -phus 

 {lxop<pv, shape), salver-shaped ; the 

 same meaning as in the last, i)ut 

 derived wholly from the Greek ; 

 Hyp'odenn=Hypoder'nia, Hypoder'- 

 viis (5f^/ia, skin, liide\ the inner 



layer of the capsules of Mosses; 

 hypoder'mal, beneath the epidermis; 

 ~ Cell, the a}>ical cell of tlie nucellus 

 giving rise to the embryo-sac ; hypo- 

 der'mic Zone, Bastit's term for struc- 

 tuie deschbed by him in the scales 

 of the rhizome of certain Mosses 

 distinct from the bundle in the mid- 

 rib; hypogae'ous, -cus, hypoge'al, 

 hypoge'an (7^, the earth), growing 

 or remaining below ground, as certain 

 cotyledons, as in the Pea ; hypog'- 

 enous {yfvos, offspring), produced 

 beneath ; hypog'ynous, -nils {ywii, 

 a woman), free from but inserted 

 beneath the pistil or gynaecium ; 

 Hypog'yny, the condition of possess- 

 ing hypogynous flowers ; hypolitli'io 

 {\ieos, a stone), growing beneath 

 stones. 



hypom'^enous, -us (uTro/xfVoi, 1 stay 

 behind), free, not adherent, arising 

 from below an organ without ad- 

 hesion to it. 



Hypomic'lia [sic, possibly a misprint 

 for ' ' Hypomycelia " from virh, under ; 

 -f- Mycelium], "the mycelium of 

 certain Fungals " (Lindley) ; hypo- 

 nas'tic {uaarhs, close pressed), (1) 

 used of a doi si ventral organ in Avhich 

 the ventral surface grows more 

 actively than the dorsal, as shown 

 in flower expansion ; (2) by Van 

 Tieghem employed for auatropous 

 or campylotropous ovules when the 

 curvature is in an upward direction ; 

 Hyponas'ty, the state in question ; 

 Hy'ponym {uvo/xa, name), a name to 

 be rejected for want of an identified 

 type ; Hypoog'amy (<ii>v, an egg ; 

 yd/ios, marriage), a shortened form 

 of Hypehanlsogamy; hypopel'tate 

 (-f peltate), applied to a phyllome 

 having the base of the limb on the 

 inferior face ; cf. epi peltate (C. de 

 Candolle) ; hypophloe'odal, hypo- 

 phloe'odic {(p\oihs, bark), applied to 

 Lichens when growing under the 

 epideraiis of the bark ; Hy'pophyll, 

 Hypophyl'lum {<pv\\ov, a leaf), (1) 

 an abortive leaf or scale under another 

 leaf or leaf-like organ, as in Ruscus ; 

 (2) also used for the lower portion 



191 



